Release Notes - ASF JIRA

Release Notes - HBase - Version 0.98.0 - HTML format

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[HBASE-4285] - partitions file created in user's home directory by importtsv
[HBASE-5050] - [rest] SPNEGO-based authentication
[HBASE-5995] - Fix and reenable TestLogRolling.testLogRollOnPipelineRestart
[HBASE-6330] - TestImportExport has been failing against hadoop 0.23/2.0 profile
[HBASE-6873] - Clean up Coprocessor loading failure handling
[HBASE-6945] - Compilation errors when using non-Sun JDKs to build HBase-0.94
[HBASE-7533] - Write an RPC Specification for 0.96
[HBASE-7605] - TestMiniClusterLoadSequential fails in trunk build on hadoop 2
[HBASE-7606] - TestJoinedScanners fails in trunk build on hadoop 2.0
[HBASE-7615] - Add metrics for snapshots
[HBASE-7636] - TestDistributedLogSplitting#testThreeRSAbort fails against hadoop 2.0
[HBASE-7662] - [Per-KV security] Per cell ACLs stored in tags
[HBASE-7663] - [Per-KV security] Visibility labels
[HBASE-7679] - implement store file management for stripe compactions
[HBASE-7680] - implement compaction policy for stripe compactions
[HBASE-7747] - Import tools should use a combiner to merge Puts
[HBASE-7801] - Allow a deferred sync option per Mutation.
[HBASE-7807] - Introduce HRegionFileSystem and move region fs related code
[HBASE-7808] - Refactor Store to use HRegionFileSystem
[HBASE-7809] - Refactor Split/Merge to use HRegionFileSystem
[HBASE-7841] - Parallelize offline snapshot in DisabledTableSnapshotHandler
[HBASE-7905] - Add passing of optional cell blocks over rpc
[HBASE-7934] - TableMapReduceUtil doesn't include all dependency jars in new modular build
[HBASE-7938] - Add integration test for ImportTsv/LoadIncrementalHFiles workflow
[HBASE-7944] - Replication leaks file reader resource & not reset currentNbOperations
[HBASE-7967] - implement compactor for stripe compactions
[HBASE-7975] - ImportTsv documentation update for table creation
[HBASE-7995] - Export$Exporter could be replaced with IdentityTableMapper
[HBASE-7996] - Clean up resource leak in MultiTableInputFormat
[HBASE-8000] - create integration/perf tests for stripe compactions
[HBASE-8006] - use FSUtils to get/set hbase.rootdir
[HBASE-8008] - Fix DirFilter usage to be consistent
[HBASE-8011] - Refactor ImportTsv
[HBASE-8094] - TestTableInputFormatScan doesn't assert anything
[HBASE-8101] - Cleanup: findbugs and javadoc warning fixes as well as making it illegal passing null row to Put/Delete, etc.
[HBASE-8156] - Support for Namenode HA for non-idempotent operations
[HBASE-8189] - Shell commands of online region merge
[HBASE-8190] - Add documentation of region merges to the book
[HBASE-8201] - OrderedBytes: an ordered encoding strategy
[HBASE-8316] - JoinedHeap for non essential column families should reseek instead of seek
[HBASE-8324] - TestHFileOutputFormat.testMRIncremental* fails against hadoop2 profile
[HBASE-8342] - TestTableInputFormatScan#testScanFromConfiguration fails on hadoop2 profile
[HBASE-8349] - TestLogRolling#TestLogRollOnDatanodeDeath hangs under hadoop2 profile
[HBASE-8375] - Durability setting per table
[HBASE-8392] - TestMetricMBeanBase#testGetAttribute is flakey under hadoop2 profile
[HBASE-8408] - Implement namespace
[HBASE-8409] - Security support for namespaces
[HBASE-8424] - IntegrationTestImportTsv missing Apache License
[HBASE-8429] - TestMetricsWALSourceImpl from hbase-hadoop2-compat module missing Apache license.
[HBASE-8453] - TestImportExport failing again due to configuration issues
[HBASE-8469] - [hadoop2] Several tests break because of HDFS-4305
[HBASE-8477] - [hadoop2] TestTableInputFormatScan* fails intermittently with PrivilegedActionException
[HBASE-8478] - HBASE-2231 breaks TestHRegion#testRecoveredEditsReplayCompaction under hadoop2 profile
[HBASE-8497] - Protobuf WAL also needs a trailer
[HBASE-8528] - [hadoop2] TestMultiTableInputFormat always fails on hadoop with YARN-129 applied
[HBASE-8541] - implement flush-into-stripes in stripe compactions
[HBASE-8583] - Create a new IntegrationTestBigLinkedListWithChaosMonkey
[HBASE-8633] - Document namespaces in HBase book
[HBASE-8643] - Do not log full classnames in logs, just the last two levels
[HBASE-8657] - Miscellaneous log fixups for hbase-it; tidier logging, fix a few NPEs
[HBASE-8661] - [rest] support REST over https
[HBASE-8662] - [rest] support impersonation
[HBASE-8693] - DataType: provide extensible type API
[HBASE-8703] - [WINDOWS] Timed-out processes exit with non-zero code causing HealthChecker to report incorrectly
[HBASE-8766] - [WINDOWS] bin/hbase.cmd zkcli is broken
[HBASE-8774] - Add BatchSize and Filter to Thrift2
[HBASE-8779] - Add mutateRow method support to Thrift2
[HBASE-8819] - Port HBASE-5428 to Thrift 2
[HBASE-8826] - Ensure HBASE-8695 is covered in Thrift 2
[HBASE-8832] - Ensure HBASE-4658 is supported by Thrift 2
[HBASE-8838] - [WINDOWS] FileLink assumptions are broken under NTFS
[HBASE-8876] - Addendum to HBASE-8774 Add BatchSize and Filter to Thrift2 - Add BatchSize Test
[HBASE-8890] - Fix Thrift 2 example class location
[HBASE-8938] - Thrift2 does not close scanner instance
[HBASE-8946] - Add a new function to Thrift 2 to open scanner, get results and close scanner
[HBASE-8947] - Thrift 2 : Replace "bool writeToWAL" with "TDurability durability"
[HBASE-8948] - Bound table pool size in Thrift 2 server
[HBASE-9045] - Support Dictionary based Tag compression in HFiles
[HBASE-9073] - Up retries on TestSnapshotFromMaster; retries only once
[HBASE-9078] - Downstream build including hbase-client fails because can't find com.sun.jdmk:jmxtools
[HBASE-9091] - Update ByteRange to maintain consumer's position
[HBASE-9110] - Meta region edits not recovered while migrating to 0.96.0
[HBASE-9118] - Optimization in HFile V3 when no tags are present in a file
[HBASE-9128] - Drop the '.' prefix from names under hbase.rootdir after namespaces goes in
[HBASE-9130] - Invert the name of namespace commands to match the snapshots and replication form
[HBASE-9136] - RPC side changes to have a different codec for server to client communication
[HBASE-9137] - Add Tag dictionary in WAL compression
[HBASE-9165] - Improvements to addDependencyJars
[HBASE-9179] - TestSecureLoadIncrementalHFilesSplitRecovery hangs
[HBASE-9187] - HBaseAdmin#testTableExists can go zombie
[HBASE-9191] - Update Loadbalancer method to throw HBaseIOException
[HBASE-9241] - Add cp hook before initialize variable set to true in master intialization
[HBASE-9244] - Add CP hooks around StoreFileReader creation
[HBASE-9246] - Remove ROOT_TABLEDESC, ROOT_REGIONINFO, and ROOT_TABLE_NAME
[HBASE-9247] - Cleanup Key/KV/Meta/MetaKey Comparators
[HBASE-9249] - Add cp hook before setting PONR in split
[HBASE-9259] - Update hadoop versions grid in refguide adding hadoop-2.1.x and a note on hadoop-2.0.x versions
[HBASE-9261] - Add cp hooks after {start|close}RegionOperation
[HBASE-9262] - Make KeyValue.KEY_COMPARATOR default for HFile WriterFactory
[HBASE-9263] - Add initialize method to load balancer interface
[HBASE-9276] - List tables API should filter with isSystemTable
[HBASE-9277] - REST should use listTableNames to list tables
[HBASE-9279] - Thrift should use listTableNames to list tables
[HBASE-9317] - Define timeout period for TestHBaseFsck#testSplitDaughtersNotInMeta
[HBASE-9359] - Convert KeyValue to Cell in hbase-client module - Result/Put/Delete, ColumnInterpreter
[HBASE-9379] - Doc that localfs is not durable
[HBASE-9477] - Add deprecation compat shim for Result#raw and Result#list for 0.96
[HBASE-9478] - Make Cell @interfaceAudience.public and evolving.
[HBASE-9487] - create_namespace with property value throws error
[HBASE-9489] - Add cp hooks in online merge before and after setting PONR
[HBASE-9493] - Rename CellUtil#get*Array to CellUtil#clone*
[HBASE-9516] - Mark hbase-common classes missing @InterfaceAudience annotation as Private
[HBASE-9517] - Include only InterfaceAudiencePublic elements in generated Javadoc
[HBASE-9523] - Audit of hbase-common @InterfaceAudience.Public apis.
[HBASE-9529] - Audit of hbase-client @InterfaceAudience.Public apis
[HBASE-9546] - HFileContext should adopt Builder pattern
[HBASE-9585] - Update javadoc builder in pom to exclude empty packages in user api javadoc
[HBASE-9586] - Deprecate remove o.a.h.h.util.Keying class.
[HBASE-9652] - Remove HServerLoad092
[HBASE-9677] - Remove MasterAdmin and MasterMonitor protos; have MasterService provide these functions
[HBASE-9684] - Remove MultiRowMutationProcessorMessages.proto
[HBASE-9711] - Improve HBASE-9428 - avoid copying bytes for RegexFilter unless necessary
[HBASE-9846] - Integration test and LoadTestTool support for cell ACLs
[HBASE-9854] - initial documentation for stripe compactions
[HBASE-9858] - Integration test and LoadTestTool support for cell Visibility
[HBASE-9907] - Rig to fake a cluster so can profile client behaviors
[HBASE-9917] - Fix it so Default Connection Pool does not spin up max threads even when not needed
[HBASE-9941] - The context ClassLoader isn't set while calling into a coprocessor
[HBASE-9997] - Add per KV security details to HBase book
[HBASE-10035] - Fix Potential Resource Leak in IPCUtils
[HBASE-10036] - Fix Potential Resource Leak in MetaReader
[HBASE-10037] - Fix potential Resource Leak in EncodedDataBlock
[HBASE-10038] - Fix potential Resource Leak in ZNodeCleaner
[HBASE-10039] - Fix potential Resource Leak in RpcServer
[HBASE-10043] - Fix Potential Resouce Leak in MultiTableInputFormatBase
[HBASE-10094] - Add batching to HLogPerformanceEvaluation
[HBASE-10110] - Fix Potential Resource Leak in StoreFlusher
[HBASE-10124] - Make Sub Classes Static When Possible
[HBASE-10143] - Clean up dead local stores in FSUtils
[HBASE-10297] - LoadAndVerify Integration Test for cell visibility
[HBASE-10391] - Deprecate KeyValue#getBuffer
[HBASE-10550] - Register HBase tokens with ServiceLoader

Bug

[HBASE-3787] - Increment is non-idempotent but client retries RPC
[HBASE-5356] - region_mover.rb can hang if table region it belongs to is deleted.
[HBASE-5472] - LoadIncrementalHFiles loops forever if the target table misses a CF
[HBASE-5946] - Thrift Filter Language documentation is inconsistent
[HBASE-6031] - RegionServer does not go down while aborting
[HBASE-6347] - -ROOT- and .META. are stale in table.jsp if they moved
[HBASE-6915] - String and ConcurrentHashMap sizes change on jdk7; makes TestHeapSize fail
[HBASE-7111] - hbase zkcli will not start if the zookeeper server chosen to connect to is unavailable
[HBASE-7114] - Increment does not extend Mutation but probably should
[HBASE-7122] - Proper warning message when opening a log file with no entries (idle cluster)
[HBASE-7153] - print gc option in hbase-env.sh affects hbase zkcli
[HBASE-7192] - Move TestHBase7051.java into TestAtomicOperation.java
[HBASE-7226] - HRegion.checkAndMutate uses incorrect comparison result for <, <=, > and >=
[HBASE-7255] - KV size metric went missing from StoreScanner.
[HBASE-7296] - Add hbase.master.loadbalancer.class in the documentation
[HBASE-7325] - Replication reacts slowly on a lightly-loaded cluster
[HBASE-7380] - [replication] When transferring queues, check if the peer still exists before copying the znodes
[HBASE-7391] - Review/improve HLog compression's memory consumption
[HBASE-7401] - Remove warning message about running 'hbase migrate'
[HBASE-7458] - TestReplicationWithCompression fails intermittently in both PreCommit and trunk builds
[HBASE-7481] - Allow IOExceptions to be thrown from Filter methods
[HBASE-7482] - Port HBASE-7442 HBase remote CopyTable not working when security enabled to trunk
[HBASE-7488] - Implement HConnectionManager.locateRegions which is currently returning null
[HBASE-7501] - Introduce MetaEditor method that both adds and deletes rows in .META. table
[HBASE-7546] - Obtain a table read lock on region split operations
[HBASE-7597] - TestHBaseFsck#testRegionShouldNotBeDeployed seems to be flaky
[HBASE-7600] - TestAdmin.testCreateBadTables is failing occasionally
[HBASE-7634] - Replication handling of changes to peer clusters is inefficient
[HBASE-7639] - Enable online schema update by default
[HBASE-7700] - TestColumnSeeking is mathematically bound to fail
[HBASE-7709] - Infinite loop possible in Master/Master replication
[HBASE-7723] - Remove NameNode URI from ZK splitlogs
[HBASE-7726] - Family Dir is not removed using modifyTable()
[HBASE-7817] - Suggested JDWP debug options in hbase-env.sh are wrong
[HBASE-7869] - Provide way to not start LogSyncer thread
[HBASE-7871] - HBase can be stuck when closing regions concurrently
[HBASE-7876] - Got exception when manually triggers a split on an empty region
[HBASE-7878] - recoverFileLease does not check return value of recoverLease
[HBASE-7921] - TestHFileBlock.testGzipCompression should ignore the block checksum
[HBASE-7933] - NPE in TableLockManager
[HBASE-7940] - Upgrade version to 0.97-SNAPSHOT in pom.xml files
[HBASE-7945] - Remove flaky TestCatalogTrackerOnCluster
[HBASE-7947] - Custom compaction requests should have test for adding to wrong list
[HBASE-7951] - TestNodeHealthCheckChore.testHealthChecker failed 0.95 build #3
[HBASE-7953] - Some HFilePerformanceEvaluation tests might fail because of scanner.getValue when there is no more row
[HBASE-7954] - Fix the retrying logic of memstore flushes to avoid extra sleep
[HBASE-7955] - Remove log "ERROR snapshot.SnapshotFileCache: Snapshot directory doesn't exist"
[HBASE-7956] - RegionCoprocessorRpcChannel should log rpc requests at TRACE level rather than DEBUG
[HBASE-7957] - CloneSnapshotHandler.prepare() is not called by SnapshotManager
[HBASE-7961] - truncate on disabled table should throw TableNotEnabledException.
[HBASE-7963] - HBase VerifyReplication not working when security enabled
[HBASE-7966] - ACL tests fail on trunk (flaky)
[HBASE-7968] - Packaging of Trunk and 0.95 does not create the dependent jars in the lib folder
[HBASE-7969] - Rename HBaseAdmin#getCompletedSnapshots as HBaseAdmin#listSnapshots
[HBASE-7980] - TestZKInterProcessReadWriteLock fails occasionally in QA test run
[HBASE-7982] - TestReplicationQueueFailover* runs for a minute, spews 3/4million lines complaining 'Filesystem closed', has an NPE, and still passes?
[HBASE-7986] - [REST] Make HTablePool size configurable
[HBASE-7992] - provide pre/post region offline hooks for HMaster.offlineRegion()
[HBASE-8002] - Make TimeOut Management for Assignment optional in master and regionservers
[HBASE-8003] - Threads#getBoundedCachedThreadPool harcodes the time unit to seconds
[HBASE-8004] - Creating an existing table from Shell does not throw TableExistsException
[HBASE-8005] - DemoClient.cpp can not be built correctly
[HBASE-8007] - Adopt TestLoadAndVerify from BigTop
[HBASE-8012] - Reseek should position to the beginning of file for the first time it is invoked with a KV smaller than the first KV in file
[HBASE-8017] - Upgrade hadoop 1 dependency to 1.1.2
[HBASE-8018] - Add "Flaky Testcase Detector" tool into dev-tools
[HBASE-8021] - TestSplitTransactionOnCluster.testShouldThrowIOExceptionIfStoreFileSizeIsEmptyAndShouldSuccessfullyExecuteRollback() fails consistently
[HBASE-8022] - Site target fails
[HBASE-8025] - zkcli fails when SERVER_GC_OPTS is enabled
[HBASE-8027] - hbase-7994 redux; shutdown hbase-example unit tests
[HBASE-8030] - znode path of online region servers is hard coded in rolling_restart.sh
[HBASE-8032] - TestNodeHealthCheckChore.testHealthChecker failed 0.95 build #36
[HBASE-8033] - Break TestRestoreSnapshotFromClient into TestRestoreSnapshotFromClient and TestCloneSnapshotFromClient
[HBASE-8036] - ProtobufUtil.multi behavior is inconsistent in case of errors
[HBASE-8041] - WebUI doesn't display snapshots correctly
[HBASE-8042] - Offline Meta Repair no longer points to the correct location
[HBASE-8043] - Fix a few javadoc warnings...
[HBASE-8044] - split/flush/compact/major_compact from hbase shell does not work for region key with \x format
[HBASE-8050] - Small fix to book/hbase.tests.html
[HBASE-8051] - 0.95 build failing on site goal: 'failed to get report for org.apache.maven.plugins:maven-project-info-reports-plugin: Could not find goal 'dependency-info''
[HBASE-8052] - TestHBaseFsck#testQuarantineMissingFamdir fails sporadically
[HBASE-8055] - Null check missing in StoreFile.Reader.getMaxTimestamp()
[HBASE-8057] - RegionLoad needs a toString implementation
[HBASE-8058] - Upgrade site plugin; fix assembly doc up on jenkins builds
[HBASE-8060] - "Num compacting KVs" diverges from "num compacted KVs" over time
[HBASE-8062] - Replace HBaseFsck.debugLsr() in TestFlushSnapshotFromClient with FSUtils.logFileSystemState()
[HBASE-8067] - TestHFileArchiving.testArchiveOnTableDelete sometimes fails
[HBASE-8068] - TestMasterMetricsWrapper failed in 0.95 #60 jenkins
[HBASE-8069] - TestHLog is dependent on the execution order
[HBASE-8096] - [replication] NPE while replicating a log that is acquiring a new block from HDFS
[HBASE-8097] - MetaServerShutdownHandler may potentially keep bumping up DeadServer.numProcessing
[HBASE-8099] - ReplicationZookeeper.copyQueuesFromRSUsingMulti should not return any queues if it failed to execute.
[HBASE-8108] - Add m2eclispe lifecycle mapping to hbase-common
[HBASE-8112] - Deprecate HTable#batch(final List<? extends Row>)
[HBASE-8116] - TestSnapshotCloneIndependence fails in trunk builds intermittently
[HBASE-8118] - TestTablePermission depends on the execution order
[HBASE-8119] - Optimize StochasticLoadBalancer
[HBASE-8122] - TestAccessController depends on the execution order
[HBASE-8123] - Replace HashMap/HashSet with TreeMap/TreeSet where byte[] is used as key
[HBASE-8130] - initialize TableLockManager before initializing AssignmentManager
[HBASE-8131] - Create table handler needs to handle failure cases.
[HBASE-8133] - avoid assign for disabling table regions(OPENING/PENDING_OPEN) in SSH
[HBASE-8135] - Mutation should implement HeapSize
[HBASE-8138] - Using [packed=true] for repeated field of primitive numeric types (types which use the varint, 32-bit, or 64-bit wire types)
[HBASE-8140] - TableMapReduceUtils#addDependencyJar fails when nested inside another MR job
[HBASE-8142] - Sporadic TestZKProcedureControllers failures on trunk
[HBASE-8143] - HBase on Hadoop 2 with local short circuit reads (ssr) causes OOM
[HBASE-8144] - Limit number of attempts to assign a region
[HBASE-8146] - IntegrationTestBigLinkedList does not work on distributed setup
[HBASE-8151] - Decode memstoreTS in HFileReaderV2 only when necessary
[HBASE-8158] - Backport HBASE-8140 "TableMapReduceUtils#addDependencyJar fails when nested inside another MR job"
[HBASE-8160] - HMaster#move doesn't check if master initialized
[HBASE-8161] - setting blocking file count on table level doesn't work
[HBASE-8162] - Fix import of hbase-default.xml into refguide; broke
[HBASE-8164] - TestTableLockManager fails intermittently in trunk builds
[HBASE-8165] - Move to Hadoop 2.1.0-beta from 2.0.x-alpha (WAS: Update our protobuf to 2.5 from 2.4.1)
[HBASE-8166] - Avoid writing the memstoreTS into HFiles when possible
[HBASE-8169] - TestMasterFailover#testMasterFailoverWithMockedRITOnDeadRS may fail due to regions randomly assigned to a RS
[HBASE-8170] - HbaseAdmin.createTable cannot handle creating three regions
[HBASE-8173] - HMaster#move wraps IOException in UnknownRegionException
[HBASE-8175] - Include javadoc and book when site goal invoked
[HBASE-8178] - IPCUtil produces a LOT of WARN log spew
[HBASE-8179] - JSON formatting for cluster status is sort of broken
[HBASE-8187] - trunk/0.95 tarball packaging
[HBASE-8188] - Avoid unnecessary row compare in StoreScanner
[HBASE-8191] - Documentation is not giving the right class name for offline merges.
[HBASE-8192] - Logic errror causes infinite loop in HRegion.bulkLoadHFiles(List)
[HBASE-8195] - hbase.table.archive.directory reference should be removed from hbase-default.xml
[HBASE-8200] - Integration Test classes are not part of the default HBase classpath
[HBASE-8203] - master ui should display region servers with host, port plus startcode
[HBASE-8207] - Replication could have data loss when machine name contains hyphen "-"
[HBASE-8208] - In some situations data is not replicated to slaves when deferredLogSync is enabled
[HBASE-8213] - global authorization may lose efficacy
[HBASE-8222] - User class should implement equals() and hashCode()
[HBASE-8229] - Replication code logs like crazy if a target table cannot be found.
[HBASE-8231] - delete tests in table_tests.rb(TestShell) always running on empty table.
[HBASE-8236] - Set finalName property in hbase-assembly else basename is hbase-assembly rather than hbase.
[HBASE-8238] - xref docs missing from site gen
[HBASE-8242] - Unable to start HBase 0.95.0RC0 out of the box because of ZK trying to access /var/folders/
[HBASE-8252] - Regions by Region Server table in Master's table view needs styling
[HBASE-8254] - Add lz4 to test compression util usage string
[HBASE-8262] - Add testcase to verify HBASE-7876's empty region split semantics change
[HBASE-8266] - Master cannot start if TableNotFoundException is thrown while partial table recovery
[HBASE-8278] - Log message after Memstore flush is always with sequence id -1
[HBASE-8279] - Performance Evaluation does not consider the args passed in case of more than one client
[HBASE-8282] - User triggered flushes does not allow compaction to get triggered even if compaction criteria is met
[HBASE-8285] - HBaseClient never recovers for single HTable.get() calls with no retries when regions move
[HBASE-8287] - TestRegionMergeTransactionOnCluster failed in trunk build #4010
[HBASE-8289] - TestThreads#testSleepWithoutInterrupt should not expect a bounded wait time
[HBASE-8290] - TestHTableMultiplexer is flaky
[HBASE-8293] - Move BigDecimalColumnInterpreter into hbase-client
[HBASE-8295] - TestMasterFailover.testMasterFailoverWithMockedRITOnDeadRS is flaky.
[HBASE-8299] - ExploringCompactionPolicy can get stuck in rare cases.
[HBASE-8300] - TestSplitTransaction fails to delete files due to open handles left when region is split
[HBASE-8303] - Increse the test timeout to 60s when they are less than 20s
[HBASE-8305] - Too much logs in the some tests
[HBASE-8312] - TestCompactionState - still timeouting
[HBASE-8314] - HLogSplitter can retry to open a 0-length hlog file
[HBASE-8317] - Seek returns wrong result with PREFIX_TREE Encoding
[HBASE-8321] - Log split worker should heartbeat to avoid timeout when the hlog is under recovery
[HBASE-8325] - ReplicationSource read a empty HLog throws EOFException
[HBASE-8326] - mapreduce.TestTableInputFormatScan times out frequently
[HBASE-8327] - Consolidate class loaders
[HBASE-8334] - Enable essential column family support by default
[HBASE-8336] - PooledHTable may be returned multiple times to the same pool
[HBASE-8341] - RestoreSnapshotHandler.prepare() is not called by SnapshotManager and TakeSnapshotHandler should first acquire the table lock
[HBASE-8346] - Prefetching .META. rows in case only when useCache is set to true
[HBASE-8351] - Minor typo in Bytes IllegalArgumentException throw
[HBASE-8352] - Rename '.snapshot' directory
[HBASE-8355] - BaseRegionObserver#pre(Compact|Flush|Store)ScannerOpen returns null
[HBASE-8359] - Too much logs on HConnectionManager
[HBASE-8360] - In HBaseClient#cancelConnections we should close fully the connection
[HBASE-8366] - HBaseServer logs the full query.
[HBASE-8373] - Update Rolling Restart documentation
[HBASE-8374] - NullPointerException when launching the balancer due to unknown region location
[HBASE-8377] - IntegrationTestBigLinkedList calculates wrap for linked list size incorrectly
[HBASE-8379] - bin/graceful_stop.sh does not return the balancer to original state
[HBASE-8380] - NPE in HBaseClient$Connection.readResponse
[HBASE-8385] - [SNAPSHOTS]: Restore fails to restore snapshot of a deleted table
[HBASE-8390] - Trunk/0.95 cannot simply compile against Hadoop 1.0
[HBASE-8391] - StochasticLoadBalancer doesn't call needsBalance
[HBASE-8393] - Testcase TestHeapSize#testMutations is wrong
[HBASE-8396] - balancerSwitch making two zookeeper calls everytime.
[HBASE-8402] - ScanMetrics depends on number of rpc calls to the server.
[HBASE-8404] - Extra commas in LruBlockCache.logStats
[HBASE-8406] - Fix rat check and rat warning in trunk
[HBASE-8407] - Remove Async HBase from 0.95 and trunk.
[HBASE-8413] - Snapshot verify region will always fail if the HFile has been archived
[HBASE-8421] - hbase-0.95.0 tgz does not include lib/junit*.jar
[HBASE-8422] - Master won't go down. Stuck waiting on .META. to come on line.
[HBASE-8425] - Per-region memstore size is missing in the new RS web UI
[HBASE-8426] - Opening a region failed on "Metrics source RegionServer,sub=Regions already exists!"
[HBASE-8427] - Apache Rat is incorrectly excluding test source files
[HBASE-8431] - Fix missing headers
[HBASE-8432] - a table with unbalanced regions will balance indefinitely with the 'org.apache.hadoop.hbase.master.DefaultLoadBalancer'
[HBASE-8433] - CellComparator#compare returns incorrect result for faked KeyValue
[HBASE-8436] - SeekBefore returns wrong result with PREFIX_TREE Encoding
[HBASE-8437] - Clean up tmp coprocessor jars
[HBASE-8449] - Refactor recoverLease retries and pauses informed by findings over in hbase-8389
[HBASE-8451] - MetricsMBeanBase has concurrency issues in init
[HBASE-8456] - HBase Windows scripts fail when there's a blank space in JAVA_HOME
[HBASE-8462] - Custom timestamps should not be allowed to be negative
[HBASE-8464] - FastDiffEncoder - valueOffset calculation is incorrect
[HBASE-8466] - Netty messages in the logs
[HBASE-8468] - IntegrationTestImportTsv fails on a cluster
[HBASE-8472] - mvn -Dhadoop.profile=2.0 -Dhadoop-two.version=2.0.5-SNAPSHOT fails because of Undef Class error wrt o.a.h.IdGenerator
[HBASE-8483] - HConnectionManager can leak ZooKeeper connections when using deleteStaleConnection
[HBASE-8488] - HBase transitive dependencies not being pulled in when building apps like Flume which depend on HBase
[HBASE-8494] - TestRemoteAdmin#testClusterStatus should not assume 'requests' does not change
[HBASE-8505] - References to split daughters should not be deleted separately from parent META entry
[HBASE-8507] - HLog tool documentation should be updated to use FSHLog for trunk and 0.95.
[HBASE-8509] - ZKUtil#createWithParents won't set data during znode creation when parent folder doesn't exit
[HBASE-8510] - HBASE-8469 added a hdfs-site.xml file for tests but it gets included in the test jar
[HBASE-8516] - FSUtils.create() fail with ViewFS
[HBASE-8519] - Backup master will never come up if primary master dies during initialization
[HBASE-8522] - Archived hfiles and old hlogs may be deleted immediately by HFileCleaner, LogCleaner in HMaster
[HBASE-8525] - Use sleep multilier when choosing sinks in ReplicationSource
[HBASE-8529] - checkOpen is missing from multi, mutate, get and multiGet etc.
[HBASE-8530] - Refine error message from ExportSnapshot when there is leftover snapshot in target cluster
[HBASE-8531] - TestZooKeeper fails in trunk/0.95 builds
[HBASE-8532] - [Webui] Bootstrap based webui compatibility for IE and also fix some page format issues.
[HBASE-8536] - Possible NullPointerException in ZKInterProcessLockBase#reapExpiredLocks
[HBASE-8537] - Dead region server pulled in from ZK
[HBASE-8539] - Double(or tripple ...) ZooKeeper listeners of the same type when Master recovers from ZK SessionExpiredException
[HBASE-8540] - SnapshotFileCache logs too many times if snapshot dir doesn't exists
[HBASE-8545] - Meta stuck in transition when it is assigned to a just restarted dead region sever
[HBASE-8547] - Fix java.lang.RuntimeException: Cached an already cached block
[HBASE-8548] - postOpen hook called twice
[HBASE-8555] - FilterList correctness may be affected by random ordering of sub-filter(list)
[HBASE-8560] - TestMasterShutdown failing in trunk 0.95/trunk -- "Unable to get data of znode /hbase/meta-region-server because node does not exist (not an error)"
[HBASE-8564] - TestMetricsRegionServer depends on test order
[HBASE-8565] - stop-hbase.sh clean up: backup master
[HBASE-8567] - TestDistributedLogSplitting#testLogReplayForDisablingTable fails on hadoop 2.0
[HBASE-8568] - Test case TestDistributedLogSplitting#testWorkerAbort failed intermittently
[HBASE-8570] - CompactSplitThread logs a CompactSplitThread$CompactionRunner but it does not have a toString
[HBASE-8577] - TestZooKeeper#testLogSplittingAfterMasterRecoveryDueToZKExpiry failed intermittently
[HBASE-8579] - TestDelayedRpc falis from time to time
[HBASE-8581] - rpc refactor dropped passing the operation timeout through to the rpcclient
[HBASE-8582] - Possible NullPointerException in ZKInterProcessLockBase#visitLocks
[HBASE-8586] - Revisit of hbase-8483, "HConnectionManager can leak ZooKeeper connections when using deleteStaleConnection"
[HBASE-8592] - [documentation] some updates for the reference guide regarding recent questions on the ML
[HBASE-8596] - [docs] Add docs about Region server "draining" mode
[HBASE-8597] - compaction record (probably) can block WAL cleanup forever if region is closed without edits
[HBASE-8600] - Bunch of log lines from QosFunction: Marking normal priority after
[HBASE-8602] - Ugly stack trace just because regionserver comes up before master....
[HBASE-8606] - Meta scanner is not closed
[HBASE-8615] - HLog Compression may fail due to Hadoop fs input stream returning partial bytes
[HBASE-8621] - More log edits; we log too much
[HBASE-8622] - Remove ' You are currently running the HMaster without HDFS append support enabled. This may result in data loss. Please see the HBase wiki for details. ' from UI
[HBASE-8624] - bin/local-{master-backup|regionservers}.sh doesn't take --config arg
[HBASE-8627] - HBCK can not fix meta not assigned issue
[HBASE-8631] - Meta Region First Recovery
[HBASE-8634] - Fix potential null pointer dereference in HRegionServer and TableLockChecker
[HBASE-8637] - IntegrationTestBigLinkedListWithChaosMonkey uses the wrong table name
[HBASE-8639] - Poor performance of htable#getscanner in multithreaded environment due to DNS.getDefaultHost() being called in ScannerCallable#prepare()
[HBASE-8640] - ServerName in master may not initialize with the configured ipc address of hbase.master.ipc.address
[HBASE-8641] - IndexBuilder example : CF name of the src table is hard coded
[HBASE-8649] - Private method HStore#createWriterInTmp(long) is never called
[HBASE-8650] - HRegionServer#updateRecoveringRegionLastFlushedSequenceId(HRegion) makes inefficient use of keySet iterator instead of entrySet iterator
[HBASE-8651] - Result of integer multiplication cast to long in HRegionFileSystem#sleepBeforeRetry()
[HBASE-8652] - Number of compacting KVs is not reset at the end of compaction
[HBASE-8654] - src assembly does not include hbase-hadoop2-compat module
[HBASE-8658] - hbase clean is deaf to the --config DIR option
[HBASE-8664] - Small fix ups for memory size outputs in UI
[HBASE-8666] - META region isn't fully recovered during master initialization when META region recovery had chained failures
[HBASE-8667] - Master and Regionserver not able to communicate if both bound to different network interfaces on the same machine.
[HBASE-8672] - Create an Integration test for Bulk Loads
[HBASE-8678] - Wrongly delete cells in some case which can not be deleted
[HBASE-8680] - distributedLogReplay performance regression
[HBASE-8684] - Table Coprocessor can't access external HTable by default
[HBASE-8686] - Extra left brace in bin/hbase
[HBASE-8689] - Cover all mutations rather than only Put while reporting for mutations not writing to WAL
[HBASE-8695] - The HBase thrift service ignores XML configuration
[HBASE-8698] - potential thread creation in MetaScanner.metaScan
[HBASE-8699] - Parameter to DistributedFileSystem#isFileClosed should be of type Path
[HBASE-8701] - distributedLogReplay need to apply wal edits in the receiving order of those edits
[HBASE-8705] - RS holding META when restarted in a single node setup may hang infinitely without META assignment
[HBASE-8706] - Some improvement in snapshot
[HBASE-8710] - The balancer shouldn't try balancing one node
[HBASE-8711] - Requests count is completely off
[HBASE-8712] - HFileLinkCleaner (FSUtils.listStatus) logs too much if links do not exists
[HBASE-8719] - Fix responseTooSlow formatting
[HBASE-8723] - HBase Intgration tests are failing because of new defaults.
[HBASE-8729] - distributedLogReplay may hang during chained region server failure
[HBASE-8732] - HFileBlockDefaultEncodingContext isn't thread-safe but is used by all readers, breaks column encoding
[HBASE-8733] - Update our hadoop2 in trunk and 0.95 to 2.0.5-alpha (We are currently 2.0.2)
[HBASE-8741] - Scope sequenceid to the region rather than regionserver (WAS: Mutations on Regions in recovery mode might have same sequenceIDs)
[HBASE-8742] - HTableDescriptor Properties not preserved when cloning
[HBASE-8745] - Fix src assembly so includes top-level src dir
[HBASE-8749] - Potential race condition between FSUtils.renameAndSetModifyTime() and HFile/LogCleaner
[HBASE-8750] - MetaServerShutdownHandler stucks if .META. assignment fails in previous attempt
[HBASE-8757] - ZK throws IllegalStateException
[HBASE-8760] - possible loss of data in snapshot taken after region split
[HBASE-8762] - Performance/operational penalty when calling HTable.get with a list of one Get
[HBASE-8780] - A column Family can have VERSIONS less than zero
[HBASE-8781] - ImmutableBytesWritable constructor with another IBW as param need to consider the offset of the passed IBW
[HBASE-8782] - Thrift2 can not parse values when using framed transport
[HBASE-8783] - RSSnapshotManager.ZKProcedureMemberRpcs may be initialized with the wrong server name
[HBASE-8786] - Creating a table with a Bloom filter on the shell is broken.
[HBASE-8787] - Merged region endkey is incorrect if one region has null endkey
[HBASE-8789] - Add max RPC version to meta-region-server zk node.
[HBASE-8790] - NullPointerException thrown when stopping regionserver
[HBASE-8791] - Precommit hadoopqa is broke since -r1491656
[HBASE-8794] - DependentColumnFilter.toString() throws NullPointerException
[HBASE-8795] - bin/hbase zkcli cannot take arguments anymore
[HBASE-8797] - Prevent merging regions from moving during online merge
[HBASE-8798] - Fix a minor bug in shell command with clone_snapshot table error
[HBASE-8799] - TestAccessController#testBulkLoad failing on trunk/0.95
[HBASE-8802] - totalCompactingKVs may overflow
[HBASE-8811] - REST service ignores misspelled "check=" parameter, causing unexpected mutations
[HBASE-8813] - Fix time b/w recoverLease invocations from HBASE 8449
[HBASE-8814] - Possible NPE in split if a region has empty store files.
[HBASE-8849] - CellCodec should write and read the memstoreTS/mvccVersion
[HBASE-8853] - The client connection is not cut when receiving the failure notification
[HBASE-8854] - TestScannersFromClientSide.testScanBatch failed with 'There should have room before prefetching is submitted'
[HBASE-8856] - Crash when attempting split with DelimitedKeyPrefixRegionSplitPolicy
[HBASE-8864] - Fix 2 javadoc warnings
[HBASE-8867] - HLogUtils#getServerNameFromHLogDirectoryName does not take into account the -splitting extension
[HBASE-8869] - incorrect javadoc for CompactionRequest.compareTo()
[HBASE-8870] - Store.needsCompaction() should include minFilesToCompact
[HBASE-8871] - The region server can crash at startup
[HBASE-8874] - PutCombiner is skipping KeyValues while combining puts of same row during bulkload
[HBASE-8875] - incorrect javadoc for EXCLUDE_FROM_MINOR_COMPACTION
[HBASE-8877] - Reentrant row locks
[HBASE-8879] - Client Scanner spams the logs if there are lots of scanners.
[HBASE-8880] - Integration Tests shouldn't set the number or reties.
[HBASE-8882] - Create an Integration Test to Test MTTR
[HBASE-8899] - Could not open a region on a server where it is being closed
[HBASE-8902] - IntegrationTestBulkLoad takes way too long
[HBASE-8904] - Clean up IntegrationTestMTTR and add small features.
[HBASE-8909] - HBASE-6170 broke "hbase.regionserver.lease.period" config, we should support it for BC
[HBASE-8910] - HMaster.abortNow shouldn't try to become a master again if it was stopped
[HBASE-8913] - Remove ".replogs" reference as we no longer use it
[HBASE-8917] - Minor cleanup and fixes for POM
[HBASE-8920] - TestZKBasedOpenCloseRegion.testReOpenRegion fails occasionally
[HBASE-8924] - Master Can fail to come up after chaos monkey if the sleep time is too short.
[HBASE-8930] - Filter evaluates KVs outside requested columns
[HBASE-8933] - TestSplitTransactionOnCluster fails because "Region not moved off .META. server"
[HBASE-8944] - Document workaround for MiniDFSCluster exceptions when running tests
[HBASE-8952] - Missing error handling can cause RegionServer RPC thread to busy loop forever
[HBASE-8953] - TestFromClientSide.testClientPoolThreadLocal fails
[HBASE-8955] - TestStochasticLoadBalancer timedout
[HBASE-8956] - A couple of small misspellings thoughout the codebase.
[HBASE-8957] - TestDrainingServer. testDrainingServerWithAbort fails
[HBASE-8967] - Duplicate call to snapshotManager.stop() in HRegionServer
[HBASE-8972] - TestCreateTableHandler.testMasterRestartAfterEnablingNodeIsCreated failed
[HBASE-8975] - NPE/HTTP 500 when opening the master's web UI too early
[HBASE-8981] - add a check on the ServerName parse
[HBASE-8982] - Useless logs in ipc.RpcClient$Connection(584): Not able to close an output stream
[HBASE-8983] - HBaseConnection#deleteAllConnections does not always delete
[HBASE-8985] - Not enough logging in SplitLogManager
[HBASE-8987] - ProtobufUtil.toException doesn't handle plain RemoteException, gets a NoSuchMethodException
[HBASE-8988] - Reuse the thread pool in the shell to not run out of threads
[HBASE-8998] - TestSnapshotCloneIndependence.testOnlineSnapshotMetadataChangesIndependent fails
[HBASE-9006] - RPC code requires cellBlockCodecClass even though one is defined by default
[HBASE-9008] - Reenable TestReplicationKillSlaveRS.killOneSlaveRS
[HBASE-9016] - Cleanup of HRegion (javadoc, unnecessary inits, unnecessary unboxing)
[HBASE-9021] - Create a unit test for ReplicationHLogReaderManager
[HBASE-9023] - TestIOFencing.testFencingAroundCompactionAfterWALSync occasionally fails
[HBASE-9031] - ImmutableBytesWritable.toString() should downcast the bytes before converting to hex string
[HBASE-9034] - hbase-daemon.sh swallows start up errors
[HBASE-9035] - Incorrect example for using a scan stopRow in HBase book
[HBASE-9036] - Few small code cleanup
[HBASE-9038] - Compaction WALEdit gives NPEs with Replication enabled
[HBASE-9044] - Merging regions throws NPE
[HBASE-9048] - HCM throws NullPointerException under load
[HBASE-9049] - Generalize ServerCallable creation to support custom callables
[HBASE-9052] - Prevent split/merged region from assigning again
[HBASE-9055] - HBaseAdmin#isTableEnabled() should return false for non-existent table
[HBASE-9060] - ExportSnapshot job fails if target path contains percentage character
[HBASE-9079] - FilterList getNextKeyHint skips rows that should be included in the results
[HBASE-9085] - Integration Tests fails because of bug in teardown phase where the cluster state is not being restored properly.
[HBASE-9087] - Handlers being blocked during reads
[HBASE-9088] - TestSplitLogManager.testMultipleResubmits fails
[HBASE-9092] - OpenRegion could be ignored by mistake
[HBASE-9096] - Disable split during log replay
[HBASE-9097] - Set HBASE_CLASSPATH before rest of the classpath
[HBASE-9099] - logReplay could trigger double region assignment
[HBASE-9115] - HTableInterface.append operation may overwrites values
[HBASE-9119] - hbase.mapreduce.hfileoutputformat.blocksize should configure with blocksize of a table
[HBASE-9120] - ClassFinder logs errors that are not
[HBASE-9138] - getHaseIntegrationTestingUtility() is misspelled
[HBASE-9144] - Leases class has contention that's not needed
[HBASE-9146] - TestHTablePool hangs when run as part of runMediumTests profile
[HBASE-9151] - HBCK cannot fix when meta server znode deleted, this can happen if all region servers stopped and there are no logs to split.
[HBASE-9152] - Not able to find HMaster and HRegionServer processes with grep by process name on ps result because of large classpath as argument.
[HBASE-9156] - 2000ms timeout for some client calls
[HBASE-9158] - Serious bug in cyclic replication
[HBASE-9173] - replication_admin#get_peer_state(id) in ruby script pointing to undefined method `getPeerState'
[HBASE-9174] - javac hangs compiling hbase-example module since namespaces went in
[HBASE-9177] - Cluster UUID is not properly parsable after rewriting to PB.
[HBASE-9181] - Fix javadoc warnings introduce by namespaces
[HBASE-9182] - Allow non-admin users to list all table names
[HBASE-9184] - Ignore zk assign event if region is not known in transition
[HBASE-9185] - mvn site target fails when building with Maven 3.1
[HBASE-9189] - IncreasingToUpperBoundRegionSplitPolicy.shouldSplit() should check all the stores before returning.
[HBASE-9190] - Update scan.rb description to match the naming convention of META after namespace change
[HBASE-9192] - IntegrationTestBigLinkedListWithChaosMonkey never exits if there is an error
[HBASE-9195] - Fix TestFSHDFSUtils against java7 test re-ordering
[HBASE-9197] - TestAdmin#testShouldCloseTheRegionBasedOnTheEncodedRegionName shuts down the namespaces table and never starts it up again
[HBASE-9198] - RpcClient#call could hang
[HBASE-9199] - Call duration is not accurate
[HBASE-9200] - HFilePrettyPrinter finds incorrect largest row
[HBASE-9204] - An Offline SplitParent Region can be assigned breaking split references
[HBASE-9211] - "ERROR: undefined method `message' for nil:NilClass" in the shell on error
[HBASE-9224] - Print out name of the method we do not support rather than throw NPE
[HBASE-9226] - Thrift host and port are hardcoded in thrift2 DemoClient.java
[HBASE-9230] - Fix the server so it can take a pure pb request param and return a pure pb result
[HBASE-9232] - Fix javadoc warning and a few findbugs items.
[HBASE-9233] - isTableAvailable() may be stuck if an offline parent was never assigned
[HBASE-9234] - Rebuilding user regions should ignore system tables
[HBASE-9236] - region_mover#getTable() should use TableName.toString() instead of Bytes.toString()
[HBASE-9237] - Integration test cleanup after ChaosMonkey refactor
[HBASE-9250] - Lease sleep time can throw an exception
[HBASE-9251] - list_namespace_tables seems to fail
[HBASE-9253] - Clean up IT test code
[HBASE-9255] - TestAsyncProcess#testErrorsServers is flaky on suse linux
[HBASE-9257] - TestAsyncProcess#testFailAndSuccess fails sometime due to a race condition
[HBASE-9267] - StochasticLoadBalancer goes over its processing time limit
[HBASE-9268] - Client doesn't recover from a stalled region server
[HBASE-9269] - IntegrationTestBulkLoad fails because a public constructor is needed.
[HBASE-9271] - Doc the major differences between 0.94 and 0.96; a distillation of release notes for those w/ limited attention
[HBASE-9274] - After HBASE-8408 applied, temporary test files are being left in /tmp/hbase-<user>
[HBASE-9278] - Reading Pre-namespace meta table edits kills the reader
[HBASE-9281] - user_permission command encounters NullPointerException
[HBASE-9283] - Struct and StructIterator should properly handle trailing nulls
[HBASE-9285] - User who created table cannot scan the same table due to Insufficient permissions
[HBASE-9289] - hbase-assembly pom should use project.parent.basedir
[HBASE-9290] - Add logging in IntegrationTestBigLinkedList Verify reduce phase
[HBASE-9296] - Update to bootstrap 3.0
[HBASE-9298] - ns checker runs too frequently; too much mention in master logs
[HBASE-9301] - Default hbase.dynamic.jars.dir to hbase.rootdir/jars
[HBASE-9302] - Column family and qualifier should be allowed to be set as null in grant shell command
[HBASE-9303] - Snapshot restore of table which splits after snapshot was taken encounters 'Region is not online'
[HBASE-9307] - HalfStoreFileReader needs to handle the faked key else compactions go into infinite loops
[HBASE-9308] - Fix precommit javadoc warnings
[HBASE-9309] - The links in the backup masters template are bad
[HBASE-9310] - Remove slop for Stochastic load balancer
[HBASE-9312] - Lower StochasticLoadBalancer's default max run time
[HBASE-9318] - Procedure#waitForLatch may not throw error even there is one
[HBASE-9319] - Apply 'HBASE-7685 Closing socket connection can't be removed from SecureClient' to trunk
[HBASE-9320] - Up timeouts on NamespaceUpgrades timeouts
[HBASE-9321] - Contention getting the current user in RpcClient$Connection.writeRequest
[HBASE-9322] - Contention on the SoftValueSortedMap with multiple clients
[HBASE-9323] - TestHRegionOnCluster fails
[HBASE-9326] - ServerName is created using getLocalSocketAddress, breaks binding to the wildcard address. Revert HBASE-8640
[HBASE-9327] - retryTime log is confusing
[HBASE-9328] - Table web UI is corrupted sometime
[HBASE-9329] - SnapshotManager should check for directory existance before throwing a warning.
[HBASE-9332] - OrderedBytes does not decode Strings correctly
[HBASE-9337] - shell 'user_permission' throws no method 'toStringBinary' for (o.a.h.h.TableName)
[HBASE-9338] - Test Big Linked List fails on Hadoop 2.1.0
[HBASE-9340] - revoke 'user' throws ArrayIndexOutOfBoundsException
[HBASE-9344] - RegionServer not shutting down upon KeeperException in open region
[HBASE-9346] - HBCK should provide an option to check if regions boundaries are the same in META and in stores.
[HBASE-9348] - TerminatedWrapper error decoding, skipping skippable types
[HBASE-9350] - In ChaosMonkey, MoveRegionsOfTableAction throws UnknownRegionException
[HBASE-9353] - HTable returned by MetaReader#getMetaHTable() is not closed in MetaEditor#addRegionToMeta()
[HBASE-9364] - Get request with multiple columns returns partial results
[HBASE-9366] - TestHTraceHooks.testTraceCreateTable ConcurrentModificationException up in htrace lib
[HBASE-9372] - Restore HConstants.META_TABLE_NAME as deprecated
[HBASE-9375] - [REST] Querying row data gives all the available versions of a column
[HBASE-9380] - StoreFile.Reader is not being closed on memstore flush
[HBASE-9382] - replicateWALEntry doesn't use the replication handlers
[HBASE-9384] - [WINDOWS] Using file://{hbase.tmp.dir}/hbase for hbase.rootdir causes illegal argument exception on windows
[HBASE-9386] - [WINDOWS] Small improvements to .cmd scripts
[HBASE-9387] - Region could get lost during assignment
[HBASE-9388] - [replication] ZK Dump prints the raw PBUF for the HLog positions
[HBASE-9390] - coprocessors observers are not called during a recovery with the new log replay algorithm
[HBASE-9391] - Compilation problem in AccessController with JDK 6
[HBASE-9394] - [replication] size accounting is completely off in the source
[HBASE-9400] - [UI] Catalog tables section isn't aligned
[HBASE-9402] - initCause() uses wrong exception in ProtobufLogReader#readNext(HLog$Entry)
[HBASE-9411] - Increment / decrement of rpcCount in RpcServer#Connection is not protected by synchronization
[HBASE-9412] - Startup scripts create 2 .out files.
[HBASE-9413] - WebUI says ".META." table but table got renames to "hbase:meta". Meed to update the UI.
[HBASE-9414] - start-hbase.cmd doesn't need the execute flag.
[HBASE-9418] - REST server web UI has some dead links
[HBASE-9419] - Add more informative client column to Integration Test Linked List
[HBASE-9420] - Math.max() on syncedTillHere lacks synchronization
[HBASE-9421] - Provide better error message when dropping non-existent namespace
[HBASE-9423] - Log splitting should not start till HDFS out of safe mode
[HBASE-9425] - Starting a LocalHBaseCluster when 2181 is occupied results in "Too many open files"
[HBASE-9428] - Regex filters are at least an order of magnitude slower since 0.94.3
[HBASE-9430] - Memstore heapSize calculation - DEEP_OVERHEAD is incorrect
[HBASE-9433] - OpenRegionHandler uses different assignment timeout
[HBASE-9434] - hbck tries to sideline file to root dir
[HBASE-9435] - Fix jersey serialization/deserialization of json objects
[HBASE-9436] - hbase.regionserver.handler.count default: 5, 10, 25, 30? pick one
[HBASE-9437] - hbase.regionserver.checksum.verify default: true or false
[HBASE-9439] - shell command list shows something not meaningful
[HBASE-9442] - HLogKey(walKey) constructor needs to be either removed, deprecated or fixed
[HBASE-9446] - saveVersion.sh spit pushd: not found popd: not found
[HBASE-9449] - document how to use shell enhancements from HBASE-5548
[HBASE-9450] - TestDistributedLogSplitting fails
[HBASE-9451] - Meta remains unassigned when the meta server crashes with the ClusterStatusListener set
[HBASE-9452] - Simplify the configuration of the multicast notifier
[HBASE-9453] - make dev-support/generate-hadoopX-poms.sh have exec perms.
[HBASE-9454] - HBaseAdmin#unassign() has incorrect @param argument
[HBASE-9457] - Master could fail start if region server with system table is down
[HBASE-9460] - Fix HLogPerformanceEvaluation so runs against localfs
[HBASE-9461] - Some doc and cleanup in RPCServer
[HBASE-9462] - HBaseAdmin#isTableEnabled() should throw exception for non-existent table
[HBASE-9463] - Fix comments around alter tables
[HBASE-9468] - Previous active master can still serves RPC request when it is trying recovering expired zk session
[HBASE-9471] - htrace synchronized on getInstance
[HBASE-9474] - Cleanup of hbase script usage
[HBASE-9475] - Fix pom warnings found by new m2eclipse
[HBASE-9476] - Yet more master log cleanup
[HBASE-9480] - Regions are unexpectedly made offline in certain failure conditions
[HBASE-9482] - Do not enforce secure Hadoop for secure HBase
[HBASE-9485] - TableOutputCommitter should implement recovery if we don't want jobs to start from 0 on RM restart
[HBASE-9486] - NPE in HTable.close() with AsyncProcess
[HBASE-9492] - hdfs-site.xml is not excluded from the it-test jar
[HBASE-9497] - Old .META. .tableinfo file kills HMaster
[HBASE-9498] - NPE in HBaseAdmin if master not running
[HBASE-9502] - HStore.seekToScanner should handle magic value
[HBASE-9508] - Restore some API mistakenly removed in client, mapred*, and common
[HBASE-9509] - Fix HFile V1 Detector to handle AccessControlException for non-existant files
[HBASE-9510] - Namespace operations should throw clean exceptions
[HBASE-9511] - LZ4 codec retrieval executes redundant code
[HBASE-9512] - Regions can't get out InRecovery state sometimes when turn off distributeLogReplay and restart a cluster
[HBASE-9514] - Prevent region from assigning before log splitting is done
[HBASE-9519] - fix NPE in EncodedScannerV2.getFirstKeyInBlock()
[HBASE-9521] - clean clearBufferOnFail behavior and deprecate it
[HBASE-9525] - "Move" region right after a region split is dangerous
[HBASE-9533] - List of dependency jars for MR jobs is hard-coded and does not include netty, breaking MRv1 jobs
[HBASE-9534] - Short-Circuit Coprocessor HTable access when on the same server
[HBASE-9536] - Fix minor javadoc warnings
[HBASE-9539] - Handle post namespace snapshot files when checking for HFile V1
[HBASE-9547] - Surefire steals focus on mac osx
[HBASE-9548] - Cleanup SnapshotTestingUtils
[HBASE-9549] - KeyValue#parseColumn(byte[]) does not handle empty qualifier
[HBASE-9550] - IntegrationTestBigLinkedList used to be able to run on pseudo-distributed clusters
[HBASE-9551] - HBaseTestingUtility#createPreSplitLoadTestTable double close HBaseAdmin
[HBASE-9554] - TestOfflineMetaRebuildOverlap#testMetaRebuildOverlapFail fails due to NPE
[HBASE-9555] - Reset loadbalancer back to StochasticLoadBalancer
[HBASE-9557] - strange dependencies for hbase-client
[HBASE-9558] - PerformanceEvaluation is in hbase-server, and create a dependency to MiniDFSCluster
[HBASE-9561] - hbase-server-tests.jar contains a test mapred-site.xml
[HBASE-9563] - Autorestart doesn't work if zkcleaner fails
[HBASE-9565] - LocalityRegionPicker was mistakenly commented out
[HBASE-9569] - TestHLog is broken
[HBASE-9579] - Sanity check visiblity and audience for server-side modules.
[HBASE-9581] - Few tests broken since HBASE-9551
[HBASE-9590] - TableEventHandler#reOpenAllRegions() should close the HTable instance
[HBASE-9597] - Create hbase-thrift module
[HBASE-9598] - Non thread safe increment of task.unforcedResubmits in SplitLogManager#resubmit()
[HBASE-9600] - TestColumnSchemaModel and TestTableSchemaModel test cases are failing with IBM IBM Java 6
[HBASE-9602] - Cluster can't start when log splitting at startup time and the master's web UI is refreshed a few times
[HBASE-9603] - IsRestoreSnapshotDoneResponse has wrong default causing restoreSnapshot() to be async
[HBASE-9609] - AsyncProcess doesn't increase all the counters when trying to limit the per region flow.
[HBASE-9610] - TestThriftServer.testAll failing
[HBASE-9612] - Ability to batch edits destined to different regions
[HBASE-9632] - Put the shell in a maven sub module (hbase-shell) instead of hbase-server
[HBASE-9633] - Partial reverse of HBASE-9533
[HBASE-9639] - SecureBulkLoad dispatches file load requests to all Regions
[HBASE-9640] - Increment of loadSequence in CoprocessorHost#loadInstance() is thread-unsafe
[HBASE-9642] - AM ZK Workers stuck doing 100% CPU on HashMap.put
[HBASE-9645] - Regionserver halt because of HLog's "Logic Error Snapshot seq id from earlier flush still present!"
[HBASE-9647] - Add a test in TestAsyncProcess to check the number of threads created
[HBASE-9649] - HFilePrettyPrinter should not throw a NPE if FirstKey or LastKey is null.
[HBASE-9650] - Per region metrics are not showing up for system tables.
[HBASE-9653] - Add compaction metrics to trunk
[HBASE-9659] - some integration tests can no longer be run using maven
[HBASE-9660] - Release source tarball should contain ./dev-support contents.
[HBASE-9662] - PerformanceEvaluation input do not handle tags properties
[HBASE-9663] - PerformanceEvaluation does not properly honor specified table name parameter
[HBASE-9670] - Client pause should be 100ms everywhere
[HBASE-9672] - LoadTestTool NPE's when -num_tables is given, but -tn is not
[HBASE-9676] - AsyncProcess can create more tasks than hbase.client.max.total.tasks
[HBASE-9685] - IntegrationTestMTTR should stop on RetriesExhaustedException
[HBASE-9687] - ClassNotFoundException is thrown when ExportSnapshot runs against hadoop cluster where HBase is not installed on the same node as resourcemanager
[HBASE-9688] - Fix javadoc warning in HConnectionManager class javadoc
[HBASE-9694] - HBaseTestingUtility.createTable infinite loop
[HBASE-9695] - Some never used local variables cleanup.
[HBASE-9696] - Master recovery ignores online merge znode
[HBASE-9697] - ZKDataMigrator should exit on table(s) null check.
[HBASE-9698] - HBCK does not handle tables with no regions left
[HBASE-9699] - For Downstreamers using HBaseTestingUtility is hard.
[HBASE-9700] - remove htrace-zipkin from the runtime dependencies
[HBASE-9706] - Improve detection of secure ZooKeeper
[HBASE-9709] - LogReplay throws NPE when no KVs to be replayed in a WALEdit
[HBASE-9710] - Use the region name, not the encoded name, when region is not on current server
[HBASE-9718] - Add a test scope dependency on org.slf4j:slf4j-api to hbase-client
[HBASE-9723] - TestAsyncProcess#testFailAndSuccess & testThreadCreation are flaky on SUSE
[HBASE-9724] - Failed region split is not handled correctly by AM
[HBASE-9727] - HBase Rest Server - DELETE scanner operation is a no-op
[HBASE-9728] - generate-hadoopX-poms.sh examples is wrong.
[HBASE-9730] - Exceptions in multi operations are not handled correctly
[HBASE-9732] - Static AtomicLong updated in StoreFileScanner every (re)seek
[HBASE-9735] - region_mover.rb uses the removed HConnection.getZooKeeperWatcher() method
[HBASE-9737] - Corrupt HFile cause resource leak leading to Region Server OOM
[HBASE-9743] - RollingBatchRestartRsAction aborts if timeout
[HBASE-9745] - Append HBASE_CLASSPATH to end of Java classpath and use another env var for prefix
[HBASE-9747] - PrefixFilter with OR condition gives wrong results
[HBASE-9748] - Address outstanding comments raised for HBASE-9696
[HBASE-9751] - Excessive readpoints checks in StoreFileScanner
[HBASE-9753] - Excessive readpoint checks in MemstoreScanner
[HBASE-9754] - Eliminate threadlocal from MVCC code
[HBASE-9755] - Cannot run classes in hbase-server tests jar from command line
[HBASE-9759] - Prevent random number collision in IntegrationTestBulkLoad
[HBASE-9761] - Put copy constructor should clone the operation attributes also
[HBASE-9765] - TestImportTsv.testBulkOutputWithTsvImporterTextMapper() may not be working correctly
[HBASE-9766] - HFileV3 - Optional tags write and read is not working as expected
[HBASE-9768] - Two issues in AsyncProcess
[HBASE-9770] - HFilePerformanceEvaluation is using the wrong Comparator
[HBASE-9773] - Master aborted when hbck asked the master to assign a region that was already online
[HBASE-9776] - Test Load And Verify Fails with TableNotEnabledException
[HBASE-9785] - Fix heap size reporting in HRegion
[HBASE-9786] - [hbck]: hbck -metaonly incorrectly reports inconsistent regions after HBASE-9698 fix
[HBASE-9788] - [WINDOWS] Update rest server class name
[HBASE-9791] - MR initializes scanner twice
[HBASE-9792] - Region states should update last assignments when a region is opened.
[HBASE-9793] - Offline a region before it's closed could cause double assignment
[HBASE-9796] - npe in RegionServerCallable
[HBASE-9798] - Include dependency hamcrest-core
[HBASE-9807] - block encoder unnecessarily copies the key for each reseek
[HBASE-9808] - org.apache.hadoop.hbase.rest.PerformanceEvaluation is out of sync with org.apache.hadoop.hbase.PerformanceEvaluation
[HBASE-9810] - Global memstore size will be calculated wrongly if replaying recovered edits throws exception
[HBASE-9813] - Log splitting doesn't prevent RS creating new hlog file
[HBASE-9816] - Address review comments in HBASE-8496
[HBASE-9821] - Scanner id could collide
[HBASE-9822] - IntegrationTestLazyCfLoading failed occasionally in a secure enviroment
[HBASE-9838] - Fix javadoc warning in ImportTsv#TsvParser ctor
[HBASE-9843] - Various fixes in client code
[HBASE-9848] - Make regionserver Canary exit with different exit codes
[HBASE-9849] - [REST] Forbidden schema delete in read only mode
[HBASE-9850] - Issues with UI for table compact/split operation completion. After split/compaction operation using UI, the page is not automatically redirecting back using IE8/Firefox.
[HBASE-9856] - Fix some findbugs Performance Warnings
[HBASE-9859] - Canary Shouldn't go off if the table being read from is disabled
[HBASE-9862] - manage error per server and per region in the protobuffed client
[HBASE-9863] - Intermittently TestZooKeeper#testRegionAssignmentAfterMasterRecoveryDueToZKExpiry hangs in admin#createTable() call
[HBASE-9865] - Reused WALEdits in replication may cause RegionServers to go OOM
[HBASE-9868] - Remove some array copy, especially around protobuf
[HBASE-9869] - Optimize HConnectionManager#getCachedLocation
[HBASE-9870] - HFileDataBlockEncoderImpl#diskToCacheFormat uses wrong format
[HBASE-9871] - PB issue : Increment attributes are not getting passed to server
[HBASE-9872] - ModifyTable does not modify the attributes of a newly modified/changed ColumnDescriptor
[HBASE-9874] - Append and Increment operation drops Tags
[HBASE-9885] - Avoid some Result creation in protobuf conversions
[HBASE-9886] - Optimize ServerName#compareTo
[HBASE-9890] - MR jobs are not working if started by a delegated user
[HBASE-9893] - Incorrect assert condition in OrderedBytes decoding
[HBASE-9895] - 0.96 Import utility can't import an exported file from 0.94
[HBASE-9900] - Fix unintended byte[].toString in AccessController
[HBASE-9901] - Add a toString in HTable, fix a log in AssignmentManager
[HBASE-9902] - Region Server is starting normally even if clock skew is more than default 30 seconds(or any configured). -> Regionserver node time is greater than master node time
[HBASE-9903] - Remove the jamon generated classes from the findbugs analysis
[HBASE-9906] - Restore snapshot fails to restore the meta edits sporadically
[HBASE-9908] - [WINDOWS] Fix filesystem / classloader related unit tests
[HBASE-9909] - TestHFilePerformance should not be a unit test, but a tool
[HBASE-9915] - Performance: isSeeked() in EncodedScannerV2 always returns false
[HBASE-9918] - MasterAddressTracker & ZKNamespaceManager ZK listeners are missed after master recovery
[HBASE-9926] - Scanner doesn't check if a region is available
[HBASE-9947] - Add CM action for online compression algorithm change
[HBASE-9949] - Fix the race condition between Compaction and StoreScanner.init
[HBASE-9952] - Snapshot restore may fail due to NullPointerException
[HBASE-9956] - Remove keyLength cache from KeyValue
[HBASE-9957] - [WINDOWS] TestNamespaceUpgrade fails on windows
[HBASE-9958] - Remove some array copy, change lock scope in locateRegion
[HBASE-9959] - Remove some array copy - server side
[HBASE-9960] - Fix javadoc for CellUtil#tagsIterator()
[HBASE-9961] - [WINDOWS] Multicast should bind to local address
[HBASE-9962] - Improve tag iteration
[HBASE-9970] - HBase BulkLoad, table is creating with the timestamp key also as a column to the table.
[HBASE-9973] - [ACL]: Users with 'Admin' ACL permission will lose permissions after upgrade to 0.96.x from 0.94.x or 0.92.x
[HBASE-9975] - Not starting ReplicationSink when using custom implementation for the ReplicationSink.
[HBASE-9976] - Don't create duplicated TableName objects
[HBASE-9978] - The client retries even if the method is not present on the server
[HBASE-9982] - TestClientNoCluster should use random numbers
[HBASE-9983] - Lower the memory footprint of HRegionLocation
[HBASE-9987] - Remove some synchronisation points in HConnectionManager
[HBASE-9988] - DOn't use HRI#getEncodedName in the client
[HBASE-9989] - Add a test on get in TestClientNoCluster
[HBASE-9992] - [hbck] Refactor so that arbitrary -D cmdline options are included
[HBASE-9995] - Not stopping ReplicationSink when using custom implementation for the ReplicationSink
[HBASE-10004] - Some fixes for scoping sequence Ids to region level
[HBASE-10005] - TestVisibilityLabels fails occasionally
[HBASE-10011] - Fix some findbugs in the client
[HBASE-10012] - Hide ServerName constructor
[HBASE-10013] - Enhance the message about ZK when there is an exception
[HBASE-10014] - HRegion#doMiniBatchMutation rollbacks the memstore even if there is nothing to rollback.
[HBASE-10015] - Replace intrinsic locking with explicit locks in StoreScanner
[HBASE-10026] - HBaseAdmin#createTable could fail if region splits too fast
[HBASE-10029] - Proxy created by HFileSystem#createReorderingProxy() should properly close when connecting to HA namenode
[HBASE-10030] - [JDK8] Erasure of PoolMap#remove(K,V) conflicts with superclass method
[HBASE-10032] - [JDK8] ConcurrentSkipListMap class size changed
[HBASE-10045] - HMaster's clear command could conflict with JMX ports
[HBASE-10046] - Unmonitored HBase service could accumulate Status objects and OOM
[HBASE-10050] - graceful_stop.sh syntax error
[HBASE-10051] - rolling-restart.sh have old value of "zookeeper.znode.unassiged" config causing infinite loop
[HBASE-10053] - ProtobufUtil#toMutationNoData interface change causes downstream project build break
[HBASE-10056] - region_status.rb not adopted to 0.96 api
[HBASE-10057] - TestRestoreFlushSnapshotFromClient and TestRestoreSnapshotFromClient fail to finish occasionally
[HBASE-10061] - TableMapReduceUtil.findOrCreateJar calls updateMap(null, ) resulting in thrown NPE
[HBASE-10069] - Potential duplicate calls to log#appendNoSync() in HRegion#doMiniBatchMutation()
[HBASE-10072] - Regenerate ClientProtos after HBASE-4811
[HBASE-10073] - Revert HBASE-9718 (Add a test scope dependency on org.slf4j:slf4j-api to hbase-client)
[HBASE-10079] - Race in TableName cache
[HBASE-10084] - [WINDOWS] bin\hbase.cmd should allow whitespaces in java.library.path and classpath
[HBASE-10085] - Some regions aren't re-assigned after a cluster restarts
[HBASE-10087] - Store should be locked during a memstore snapshot
[HBASE-10090] - Master could hang in assigning meta
[HBASE-10098] - [WINDOWS] pass in native library directory from hadoop for unit tests
[HBASE-10099] - javadoc warning introduced by LabelExpander 188: warning - @return tag has no arguments
[HBASE-10101] - testOfflineRegionReAssginedAfterMasterRestart times out sometimes.
[HBASE-10103] - TestNodeHealthCheckChore#testRSHealthChore: Stoppable must have been stopped
[HBASE-10107] - [JDK7] TestHBaseSaslRpcClient.testHBaseSaslRpcClientCreation failing on Jenkins
[HBASE-10108] - NullPointerException thrown while use Canary with '-regionserver' option
[HBASE-10111] - Verify that a snapshot is not corrupted before restoring it
[HBASE-10112] - Hbase rest query params for maxVersions and maxValues are not parsed
[HBASE-10114] - _scan_internal() in table.rb should accept argument that specifies reverse scan
[HBASE-10120] - start-hbase.sh doesn't respect --config in non-distributed mode
[HBASE-10125] - KeyValue(Cell c) copy constructor doesn't copy tags data
[HBASE-10137] - GeneralBulkAssigner with retain assignment plan can be used in EnableTableHandler to bulk assign the regions
[HBASE-10138] - incorrect or confusing test value is used in block caches
[HBASE-10142] - TestLogRolling#testLogRollOnDatanodeDeath test failure
[HBASE-10146] - Bump HTrace version to 2.04
[HBASE-10148] - [VisibilityController] Tolerate regions in recovery
[HBASE-10149] - TestZKPermissionsWatcher.testPermissionsWatcher test failure
[HBASE-10155] - HRegion isRecovering state is wrongly coming in postOpen hook
[HBASE-10161] - [AccessController] Tolerate regions in recovery
[HBASE-10163] - Example Thrift DemoClient is flaky
[HBASE-10176] - Canary#sniff() should close the HTable instance
[HBASE-10178] - Potential null object dereference in TablePermission#equals()
[HBASE-10179] - HRegionServer underreports readRequestCounts by 1 under certain conditions
[HBASE-10182] - Potential null object deference in AssignmentManager#handleRegion()
[HBASE-10186] - region_mover.rb broken because ServerName constructor is changed to private
[HBASE-10187] - AccessController#preOpen - Include 'labels' table also into special tables list.
[HBASE-10193] - Cleanup HRegion if one of the store fails to open at region initialization
[HBASE-10194] - [Usability]: Instructions in CompactionTool no longer accurate because of namespaces
[HBASE-10195] - "mvn site" build failed with OutOfMemoryError
[HBASE-10196] - Enhance HBCK to understand the case after online region merge
[HBASE-10198] - Add a note on how to Import 0.94 exported file to a 0.96 cluster or onwards
[HBASE-10207] - ZKVisibilityLabelWatcher : Populate the labels cache on startup
[HBASE-10210] - during master startup, RS can be you-are-dead-ed by master in error
[HBASE-10215] - TableNotFoundException should be thrown after removing stale znode in ETH
[HBASE-10219] - HTTPS support for HBase in RegionServerListTmpl.jamon
[HBASE-10220] - Put all test service principals into the superusers list
[HBASE-10221] - Region from coprocessor invocations can be null on failure
[HBASE-10223] - [VisibilityController] cellVisibility presence check on Delete mutation is wrong
[HBASE-10225] - Bug in calls to RegionObsever.postScannerFilterRow
[HBASE-10226] - [AccessController] Namespace grants not always checked
[HBASE-10231] - Potential NPE in HBaseFsck#checkMetaRegion()
[HBASE-10232] - Remove native profile from hbase-shell
[HBASE-10233] - VisibilityController is too chatty at DEBUG level
[HBASE-10249] - TestReplicationSyncUpTool fails because failover takes too long
[HBASE-10260] - Canary Doesn't pick up Configuration properly.
[HBASE-10264] - [MapReduce]: CompactionTool in mapred mode is missing classes in its classpath
[HBASE-10267] - TestNamespaceCommands occasionally fails
[HBASE-10268] - TestSplitLogWorker occasionally fails
[HBASE-10272] - Cluster becomes nonoperational if the node hosting the active Master AND ROOT/META table goes offline
[HBASE-10274] - MiniZookeeperCluster should close ZKDatabase when shutdown ZooKeeperServers
[HBASE-10284] - Build broken with svn 1.8
[HBASE-10292] - TestRegionServerCoprocessorExceptionWithAbort fails occasionally
[HBASE-10298] - TestIOFencing occasionally fails
[HBASE-10304] - Running an hbase job jar: IllegalAccessError: class com.google.protobuf.ZeroCopyLiteralByteString cannot access its superclass com.google.protobuf.LiteralByteString
[HBASE-10307] - IntegrationTestIngestWithEncryption assumes localhost cluster
[HBASE-10310] - ZNodeCleaner session expired for /hbase/master
[HBASE-10315] - Canary shouldn't exit with 3 if there is no master running.
[HBASE-10318] - generate-hadoopX-poms.sh expects the version to have one extra '-'
[HBASE-10319] - HLog should roll periodically to allow DN decommission to eventually complete.
[HBASE-10320] - Avoid ArrayList.iterator() ExplicitColumnTracker
[HBASE-10321] - CellCodec has broken the 96 client to 98 server compatibility
[HBASE-10322] - Strip tags from KV while sending back to client on reads
[HBASE-10326] - Super user should be able scan all the cells irrespective of the visibility labels
[HBASE-10329] - Fail the writes rather than proceeding silently to prevent data loss when AsyncSyncer encounters null writer and its writes aren't synced by other Asyncer
[HBASE-10332] - Missing .regioninfo file during daughter open processing
[HBASE-10333] - Assignments are not retained on a cluster start
[HBASE-10334] - RegionServer links in table.jsp is broken
[HBASE-10335] - AuthFailedException in zookeeper may block replication forever
[HBASE-10337] - HTable.get() uninteruptible
[HBASE-10338] - Region server fails to start with AccessController coprocessor if installed into RegionServerCoprocessorHost
[HBASE-10339] - Mutation::getFamilyMap method was lost in 98
[HBASE-10349] - Table became unusable when master balanced its region after table was dropped
[HBASE-10365] - HBaseFsck should clean up connection properly when repair is completed
[HBASE-10366] - 0.94 filterRow() may be skipped in 0.96(or onwards) code
[HBASE-10370] - Compaction in out-of-date Store causes region split failure
[HBASE-10371] - Compaction creates empty hfile, then selects this file for compaction and creates empty hfile and over again
[HBASE-10375] - hbase-default.xml hbase.status.multicast.address.port does not match code
[HBASE-10384] - Failed to increment serveral columns in one Increment
[HBASE-10400] - [hbck] Continue if region dir missing on region merge attempt
[HBASE-10401] - [hbck] perform overlap group merges in parallel
[HBASE-10412] - Distributed log replay : Cell tags getting missed
[HBASE-10422] - ZeroCopyLiteralByteString.zeroCopyGetBytes has an unusable prototype and conflicts with AsyncHBase
[HBASE-10426] - user_permission in security.rb calls non-existent UserPermission#getTable method
[HBASE-10429] - Make Visibility Controller to throw a better msg if it is of type RegionServerCoprocessor
[HBASE-10431] - Rename com.google.protobuf.ZeroCopyLiteralByteString
[HBASE-10433] - SecureProtobufWALReader does not handle unencrypted WALs if configured to encrypt
[HBASE-10434] - Store Tag compression information for a WAL in its header
[HBASE-10435] - Lower the log level of Canary region server match
[HBASE-10438] - NPE from LRUDictionary when size reaches the max init value
[HBASE-10442] - prepareDelete() isn't called before doPreMutationHook for a row deletion case
[HBASE-10443] - IndexOutOfBoundExceptions when processing compressed tags in HFile
[HBASE-10447] - Memstore flusher scans storefiles also when the scanner heap gets reset
[HBASE-10448] - ZKUtil create and watch methods don't set watch in some cases
[HBASE-10449] - Wrong execution pool configuration in HConnectionManager
[HBASE-10454] - Tags presence file info can be wrong in HFiles when PrefixTree encoding is used
[HBASE-10455] - cleanup InterruptedException management
[HBASE-10456] - Balancer should not run if it's just turned off.
[HBASE-10460] - Return value of Scan#setSmall() should be void
[HBASE-10461] - table.close() in TableEventHandler#reOpenAllRegions() should be enclosed in finally block
[HBASE-10467] - Restore HTableDescriptor#isDeferredLogFlush()
[HBASE-10470] - Import generates huge log file while importing large amounts of data
[HBASE-10477] - Regression from HBASE-10337
[HBASE-10506] - Fail-fast if client connection is lost before the real call be executed in RPC layer
[HBASE-10653] - Incorrect table status in HBase shell Describe

New Feature

[HBASE-1936] - ClassLoader that loads from hdfs; useful adding filters to classpath without having to restart services
[HBASE-4210] - Allow coprocessor to interact with batches per region sent from a client
[HBASE-4811] - Support reverse Scan
[HBASE-6104] - Require EXEC permission to call coprocessor endpoints
[HBASE-6222] - Add per-KeyValue Security
[HBASE-7006] - [MTTR] Improve Region Server Recovery Time - Distributed Log Replay
[HBASE-7244] - Provide a command or argument to startup, that formats znodes if provided
[HBASE-7403] - Online Merge
[HBASE-7415] - [snapshots] Add task information to snapshot operation
[HBASE-7525] - A canary monitoring program specifically for regionserver
[HBASE-7544] - Transparent table/CF encryption
[HBASE-7590] - Add a costless notifications mechanism from master to regionservers & clients
[HBASE-7667] - Support stripe compaction
[HBASE-7826] - Improve Hbase Thrift v1 to return results in sorted order
[HBASE-7842] - Add compaction policy that explores more storefile groups
[HBASE-7875] - introduce a compaction switch in HBase Shell
[HBASE-8163] - MemStoreChunkPool: An improvement for JAVA GC when using MSLAB
[HBASE-8369] - MapReduce over snapshot files
[HBASE-8372] - Provide mutability to CompoundConfiguration
[HBASE-8415] - DisabledRegionSplitPolicy
[HBASE-8496] - Implement tags and the internals of how a tag should look like
[HBASE-8504] - HTable.getRegionsInRange() should provide a non-cached API
[HBASE-8663] - a HBase Shell command to list the tables replicated from current cluster
[HBASE-8753] - Provide new delete flag which can delete all cells under a column-family which have designated timestamp
[HBASE-9047] - Tool to handle finishing replication when the cluster is offline
[HBASE-9299] - Generate the protobuf classes with hadoop-maven-plugin
[HBASE-9630] - Add thread which detects JVM pauses like HADOOP's
[HBASE-9631] - add murmur3 hash
[HBASE-9985] - Add HBase shell command to start/stop tracing
[HBASE-10119] - Allow HBase coprocessors to clean up when they fail
[HBASE-10416] - Improvements to the import flow

Improvement

[HBASE-2231] - Compaction events should be written to HLog
[HBASE-3171] - Drop ROOT and instead store META location(s) directly in ZooKeeper
[HBASE-4284] - document permissions that need to be set on importtsv output before completebulkload
[HBASE-4360] - Maintain information on the time a RS went dead
[HBASE-4654] - [replication] Add a check to make sure we don't replicate to ourselves
[HBASE-5044] - Clarify solution for problem described on http://hbase.apache.org/book/trouble.mapreduce.html
[HBASE-5577] - improve 'patch submission' section in HBase book
[HBASE-5930] - Limits the amount of time an edit can live in the memstore.
[HBASE-5945] - Reduce buffer copies in IPC server response path
[HBASE-6295] - Possible performance improvement in client batch operations: presplit and send in background
[HBASE-6580] - Deprecate HTablePool in favor of HConnection.getTable(...)
[HBASE-6870] - HTable#coprocessorExec always scan the whole table
[HBASE-7181] - Merge documentation improvement
[HBASE-7183] - print WARN message if hbase.replication.sizeOfLogQueue is too big
[HBASE-7247] - Assignment performances decreased by 50% because of regionserver.OpenRegionHandler#tickleOpening
[HBASE-7410] - [snapshots] add snapshot/clone/restore/export docs to ref guide
[HBASE-7567] - [replication] Create an interface for replication peers
[HBASE-7721] - Atomic multi-row mutations in META
[HBASE-7745] - Import uses System.out.println instead of logging
[HBASE-7790] - Refactor OpenRegionHandler so that the cleanup happens in one place - the finally block
[HBASE-7803] - [REST] Support caching on scan
[HBASE-7827] - Improve the speed of Hbase Thirft Batch mutation for deletes
[HBASE-7843] - enable encapsulating compaction policy/compactor/store file manager interaction shennanigans
[HBASE-7845] - optimize hfile index key
[HBASE-7848] - Use ZK-based read/write lock to make flush-type snapshot robust against table enable/disable/alter
[HBASE-7849] - Provide administrative limits around bulkloads of files into a single region
[HBASE-7902] - deletes may be removed during minor compaction, in non-standard compaction schemes [rename enums]
[HBASE-7908] - Add jstack logs in hbase-common.sh when killing the server.
[HBASE-7917] - Documentation for secure bulk load
[HBASE-7930] - hbck should provide an option to fix .META. rows with empty REGIONINFO_QUALIFIER
[HBASE-7952] - Remove update() and Improve ExplicitColumnTracker performance.
[HBASE-7977] - Online merge should acquire table lock
[HBASE-7979] - Adding some utility methods in org.apache.hadoop.hbase.util.Bytes
[HBASE-8001] - Avoid unnecessary lazy seek
[HBASE-8031] - Adopt goraci as an Integration test
[HBASE-8059] - Enhance test-patch.sh so that patch can specify hadoop-2.0 as the default profile
[HBASE-8063] - Filter HFiles based on first/last key
[HBASE-8066] - Provide Admin.isTableAvailable() for a given table along with splitkeys
[HBASE-8077] - Configure the job name in ImportTsv
[HBASE-8080] - refactor default compactor to make its parts easier to reuse
[HBASE-8117] - Remove redundant byte conversion methods from HConstants
[HBASE-8137] - Add failed to open/close region state
[HBASE-8148] - Allow IPC to bind on a specific address
[HBASE-8152] - Avoid creating empty reference file when splitkey is outside the key range of a store file
[HBASE-8205] - HBCK support for table locks
[HBASE-8218] - Pass HTable as parameter to methods of AggregationClient
[HBASE-8235] - Adding inmemory CF attribute to LoadTest and PerformanceEvaluation tool
[HBASE-8240] - CompoundConfiguration should implement Iterable
[HBASE-8271] - Book updates for changes to GC options in shell scripts
[HBASE-8272] - make compaction checker frequency configurable per table/cf
[HBASE-8284] - Allow String Offset(s) in ColumnPaginationFilter for bookmark based pagination
[HBASE-8301] - Document for hbase.rpc.timeout
[HBASE-8322] - Re-enable hbase checksums by default
[HBASE-8339] - Make sure the StochasticLoadBalancer doesn't run a cost function when not needed
[HBASE-8345] - Add all available resources in o.a.h.h.rest.RootResource and VersionResource to o.a.h.h.rest.client.RemoteAdmin
[HBASE-8350] - enable ChaosMonkey to run commands as different users
[HBASE-8367] - LoadIncrementalHFiles does not return an error code nor throw Exception when failures occur due to timeouts
[HBASE-8383] - Support lib/*jar inside coprocessor jar
[HBASE-8420] - Port HBASE-6874 Implement prefetching for scanners from 0.89-fb
[HBASE-8438] - Extend bin/hbase to print a "mapreduce classpath"
[HBASE-8439] - [replication] Remove ReplicationZookeeper class
[HBASE-8461] - Provide the ability to delete multiple snapshots through single command
[HBASE-8465] - Auto-drop rollback snapshot for snapshot restore
[HBASE-8470] - Data file used by TestReference should be excluded from Apache Rat check
[HBASE-8471] - Server-side, remove convertion from pb type to client type before we call method
[HBASE-8485] - Retry to open a HLog on more exceptions
[HBASE-8573] - Store last flushed sequence id for each store of region for Distributed Log Replay
[HBASE-8599] - HLogs in ZK are not cleaned up when replication lag is minimal
[HBASE-8608] - Do an edit of logs.. we log too much.
[HBASE-8609] - Make the CopyTable support startRow, stopRow options
[HBASE-8613] - Improve logging when BindException is received at startup time.
[HBASE-8617] - Introducing a new config to disable writes during recovering
[HBASE-8618] - Master is providing dead RegionServer ServerName's to the balancer
[HBASE-8625] - Dependency version upgrade
[HBASE-8685] - [REST] Minor fix to XMLSchema.xsd and ScannerModel
[HBASE-8690] - Reduce unnecessary getFileStatus hdfs calls in TTL hfile and hlog cleanners
[HBASE-8692] - [AccessController] Restrict HTableDescriptor enumeration
[HBASE-8702] - Make WALEditCodec pluggable
[HBASE-8704] - Log the table name in ServerCallable.prepare.
[HBASE-8737] - [replication] Change replication RPC to use cell blocks
[HBASE-8740] - Generate unique table names in TestAccessController
[HBASE-8754] - Log the client IP/port of the balancer invoker
[HBASE-8755] - A new write thread model for HLog to improve the overall HBase write throughput
[HBASE-8768] - Improve bulk load performance by moving key value construction from map phase to reduce phase.
[HBASE-8778] - Region assigments scan table directory making them slow for huge tables
[HBASE-8785] - revise zookeeper session timeout setting
[HBASE-8809] - Include deletes in the scan (setRaw) method does not respect the time range or the filter
[HBASE-8812] - Avoid a wide line on the HMaster webUI if we have many ZooKeeper servers
[HBASE-8847] - Filter.transform() always applies unconditionally, even when combined in a FilterList
[HBASE-8861] - Remove ReplicationState completely
[HBASE-8884] - Pluggable RpcScheduler
[HBASE-8915] - protobuf message style
[HBASE-8918] - Removes redundant identifiers from interfaces
[HBASE-8921] - [thrift2] Add GenericOptionsParser to Thrift 2 server
[HBASE-8961] - Make TestReplicationQueueFailover less integration-y by splitting it up
[HBASE-8986] - Replace hardcoded special file/dir names with the relative HConstant
[HBASE-9033] - Add tracing to ReplicationSource and enable it in tests
[HBASE-9077] - Make Web ui Fluid width
[HBASE-9101] - Addendum to pluggable RpcScheduler
[HBASE-9103] - Print lines that are longer than allowed in HadoopQA output.
[HBASE-9121] - Update HTrace to 2.00 and add new example usage.
[HBASE-9126] - Make HFile MIN VERSION as 2
[HBASE-9208] - ReplicationLogCleaner slow at large scale
[HBASE-9221] - Provide interface for getting a User in the client
[HBASE-9243] - Add more useful statistics in the HFile tool
[HBASE-9248] - Place holders for tags in 0.96 to accommodate tags in 0.98
[HBASE-9273] - Consolidate isSystemTable checking
[HBASE-9313] - NamespaceJanitor is spammy when the namespace table moves
[HBASE-9314] - Dropping a table always prints a TableInfoMissingException in the master log
[HBASE-9330] - Refactor PE to create HTable the correct way
[HBASE-9333] - hbase.hconnection.threads.max should not be configurable else you get RejectedExecutionException
[HBASE-9343] - Implement stateless scanner for Stargate
[HBASE-9347] - Support for enabling servlet filters for REST service
[HBASE-9369] - Add support for 1- and 2-byte integers in OrderedBytes and provide types
[HBASE-9371] - Eliminate log spam when tailing files
[HBASE-9373] - [replication] data loss because replication doesn't expect partial reads
[HBASE-9385] - Log HBase Master command line arguments on startup
[HBASE-9438] - Enhance hbase shell un/assign to take encoded region name
[HBASE-9443] - ReplicationProtbufUtil.toHLogEntries needs to be either removed or deprecated
[HBASE-9467] - write can be totally blocked temporarily by a write-heavy region
[HBASE-9488] - Improve performance for small scan
[HBASE-9494] - Cleanup inconsistencies in protobuf message and rpc names
[HBASE-9518] - getFakedKey() improvement
[HBASE-9520] - shortcut split asap while requested splitPoint equals with region's startKey
[HBASE-9524] - Multi row get does not return any results even if any one of the rows specified in the query is missing and improve exception handling
[HBASE-9560] - bin/hbase clean --cleanAll should not skip data cleaning if in local mode
[HBASE-9570] - With AccessDeniedException, HBase shell would be better to just display the error message to be user friendly
[HBASE-9594] - Add reference documentation on changes made by HBASE-7634 (Replication handling of peer cluster changes)
[HBASE-9605] - Allow AggregationClient to skip specifying column family for row count aggregate
[HBASE-9606] - Apply small scan to meta scan where rowLimit is low
[HBASE-9654] - Optimize HStore#getRowKeyAtOrBefore() when exact match is found
[HBASE-9656] - Remove decimal places from Requests Per Second stats
[HBASE-9661] - Consistent log severity level guards and statements
[HBASE-9667] - NullOutputStream removed from Guava 15
[HBASE-9686] - More temporary test files are being left in /tmp/hbase-<user>
[HBASE-9689] - Support using OperationAttributes through shell script
[HBASE-9701] - Make SLEEP_TIME in IntegrationTestMTTR configurable
[HBASE-9703] - DistributedHBaseCluster should not throw exceptions, but do a best effort restore
[HBASE-9714] - add scan logging to IntegrationTestLoadAndVerify
[HBASE-9716] - LoadTestTool should provide default min and max settings to the data generator
[HBASE-9744] - Set io.serializations correctly in HFileOutputFormat.configureIncrementalLoad
[HBASE-9749] - Custom threadpool for Coprocessor obtained HTables
[HBASE-9750] - Add retries around Action server stop/start
[HBASE-9771] - [WebUI] Humanize store and blockcache statistics on RS
[HBASE-9772] - Normalize new client default values
[HBASE-9784] - Switch to Hadoop-2.2
[HBASE-9831] - 'hbasefsck.numthreads' property isn't passed to hbck via cmdline -D option
[HBASE-9832] - Add MR support for Visibility labels
[HBASE-9855] - evictBlocksByHfileName improvement for bucket cache
[HBASE-9866] - Support the mode where REST server authorizes proxy users
[HBASE-9867] - Save on array copies with a subclass of LiteralByteString
[HBASE-9882] - Support Append Operation with thrift
[HBASE-9884] - Add Thrift and REST support for Visibility Labels
[HBASE-9892] - Add info port to ServerName to support multi instances in a node
[HBASE-9924] - Avoid potential filename conflict in region_mover.rb
[HBASE-9931] - Optional setBatch for CopyTable to copy large rows in batches
[HBASE-9963] - Remove the ReentrantReadWriteLock in the MemStore
[HBASE-9998] - Fix javadoc warnings induced by commits
[HBASE-10001] - Add a coprocessor to help testing the performances without taking into account the i/o
[HBASE-10007] - PerformanceEvaluation: Add sampling and latency collection to randomRead test
[HBASE-10010] - eliminate the put latency spike on the new log file beginning
[HBASE-10020] - Add maven compile-protobuf profile
[HBASE-10021] - Fix the REC_CATCH_EXCEPTION warning under hbase-thrift
[HBASE-10022] - Fix the HE_EQUALS_USE_HASHCODE warning under hbase-hadoop1-compat
[HBASE-10023] - Fix/Suppress all the 10 findbug warnings under hbase-common
[HBASE-10024] - Add an interface to create put with immutable arrays
[HBASE-10048] - Add hlog number metric in regionserver
[HBASE-10049] - Small improvments in region_mover.rb
[HBASE-10062] - Reconsider storing plaintext length in the encrypted block header
[HBASE-10065] - Stronger validation of key unwrapping
[HBASE-10066] - Use ByteArrayOutputStream#writeTo where appropriate
[HBASE-10116] - SlabCache metrics improvements
[HBASE-10157] - Provide CP hook post log replay
[HBASE-10164] - Allow heapsize of different units to be passed as HBASE_HEAPSIZE
[HBASE-10173] - Need HFile version check in security coprocessors
[HBASE-10175] - 2-thread ChaosMonkey steps on its own toes
[HBASE-10213] - Add read log size per second metrics for replication source
[HBASE-10228] - Support setCellVisibility and setAuthorizations in Shell
[HBASE-10229] - Support OperationAttributes in Increment and Append in Shell
[HBASE-10239] - Improve determinism and debugability of TestAccessController
[HBASE-10252] - Don't write back to WAL/memstore when Increment amount is zero (mostly for query rather than update intention)
[HBASE-10263] - make LruBlockCache single/multi/in-memory ratio user-configurable and provide preemptive mode for in-memory type block
[HBASE-10323] - Auto detect data block encoding in HFileOutputFormat
[HBASE-10324] - refactor deferred-log-flush/Durability related interface/code/naming to align with changed semantic of the new write thread model
[HBASE-10331] - Insure security tests use SecureTestUtil methods for grants
[HBASE-10344] - Improve write performance by ignoring sync to hdfs when an asyncer's writes have been synced by other asyncer
[HBASE-10346] - Add Documentation for stateless scanner
[HBASE-10368] - Add Mutation.setWriteToWAL() back to 0.98
[HBASE-10395] - endTime won't be set in VerifyReplication if startTime is not set
[HBASE-10423] - Report back the message of split or rollback failure to the master
[HBASE-10430] - Support compressTags in shell for enabling tag encoding
[HBASE-10457] - Print corrupted file information in SnapshotInfo tool without -file option

Test

[HBASE-6715] - TestFromClientSide.testCacheOnWriteEvictOnClose is flaky
[HBASE-7718] - TestClassLoading needs to consider runtime classpath in buildCoprocessorJar
[HBASE-7770] - minor integration test framework fixes
[HBASE-7960] - cleanup TestDir in TestHalfStoreFileReader
[HBASE-8106] - Test to check replication log znodes move is done correctly
[HBASE-8260] - create generic integration test for trunk and 94 that is more deterministic, can be run for longer and is less aggressive
[HBASE-8306] - Enhance TestJoinedScanners with ability to specify various parameters
[HBASE-8308] - Lower the number of expected regions in TestTableLockManager#testTableReadLock
[HBASE-8320] - test-patch.sh should post back compilation error against hadoop 2.0
[HBASE-8333] - TestTableLockManager#testDelete may occasionally fail due to lack of synchronization between test and handler thread
[HBASE-8520] - TestIOFencing fails intermittently due to compaction kicking in too soon
[HBASE-8534] - Fix coverage for org.apache.hadoop.hbase.mapreduce
[HBASE-8535] - Test for zk leak does not account for unsynchronized access to zk watcher
[HBASE-8543] - fix coverage org.apache.hadoop.hbase.rest.client
[HBASE-8552] - fix coverage org.apache.hadoop.hbase.rest.filter
[HBASE-8556] - fix coverage org.apache.hadoop.hbase.metrics.histogram
[HBASE-8559] - increase unit-test coverage of package org.apache.hadoop.hbase.coprocessor
[HBASE-8569] - Improve coverage in package org.apache.hadoop.hbase.security
[HBASE-8575] - TestDistributedLogSplitting#testMarkRegionsRecoveringInZK fails intermittently due to lack of online region
[HBASE-8611] - Improve test coverage in pkg org.apache.hadoop.hbase.mapred
[HBASE-8646] - Intermittent TestIOFencing#testFencingAroundCompaction failure due to region getting stuck in compaction
[HBASE-8668] - TestHLogSplit.generateHLog() does not use local variables for entries
[HBASE-8816] - Add support of loading multiple tables into LoadTestTool
[HBASE-8845] - Add integration test for split, online merge, and compaction
[HBASE-8857] - TestGet#testDynamicFilter fails sometimes
[HBASE-8860] - TestTableLockManager#testTableReadLock times out sometimes
[HBASE-8907] - TestIOFencing.testFencingAroundCompaction fails sometimes
[HBASE-8928] - Make ChaosMonkey & LoadTest tools extensible, to allow addition of more actions and policies.
[HBASE-8934] - Fix bunch of flaky tests
[HBASE-8941] - TestAccessController.testGlobalPermissionList failed with IndexOutOfBoundsException
[HBASE-8954] - TestSplitLogWorker#testPreemptTask failed
[HBASE-8984] - Test online snapshots with online merge
[HBASE-8994] - Adding log to chaos monkey actions to show what're performed
[HBASE-9017] - Consolidate ChaosMonkey's random objects
[HBASE-9020] - Make hbase-it HBASE_HOME configurable
[HBASE-9068] - Make hadoop 2 the default precommit for trunk
[HBASE-9090] - cleanup snapshot tests setup/teardown code
[HBASE-9106] - Do not fail TestAcidGuarantees for exceptions on table flush
[HBASE-9123] - Filter protobuf generated code from long line warning
[HBASE-9155] - Enhance LoadTestTool to support updates
[HBASE-9160] - TestNamespaceUpgrade fails on hadoop 2.1 due to existence of .snapshot directory in tar ball
[HBASE-9161] - TestAssignmentManagerOnCluster.testSSHWhenDisablingTableRegionsInOpeningOrPendingOpenState could hang
[HBASE-9217] - TestReplicationSmallTests#testDisableEnable fails intermittently
[HBASE-9225] - Enable TRACE logging in TestReplicationBase
[HBASE-9239] - TestStoreFileBlockCacheSummary#testBlockCacheSummary occasionally fails
[HBASE-9287] - TestCatalogTracker depends on the execution order
[HBASE-9315] - TestLruBlockCache.testBackgroundEvictionThread fails on suse
[HBASE-9376] - TestDistributedLogSplitting creates a MiniCluster rooted at ~/hbase
[HBASE-9441] - Intermittent TestRegionPlacement#testRegionPlacement failure
[HBASE-9447] - TestHBaseFsck could hang sometime
[HBASE-9458] - Intermittent TestFlushSnapshotFromClient#testTakeSnapshotAfterMerge failure
[HBASE-9515] - Intermittent TestZKSecretWatcher#testKeyUpdate failure
[HBASE-9544] - Remove TestAdmin#testIsEnabledOnNonexistentTable()
[HBASE-9655] - IntegrationTestMTTR can loop forever on improperly configured clusters
[HBASE-9664] - ArrayIndexOutOfBoundsException may be thrown in TestZKSecretWatcher
[HBASE-9692] - TestOrderedBytes doesn't display the arrays correctly
[HBASE-9720] - TestSplitTransactionOnCluster#testShutdownFixupWhenDaughterHasSplit occasionally times out
[HBASE-9814] - TestRegionServerCoprocessorExceptionWithRemove mentions master in javadoc
[HBASE-9827] - Intermittent TestLogRollingNoCluster#testContendedLogRolling failure
[HBASE-9836] - Intermittent TestRegionObserverScannerOpenHook#testRegionObserverCompactionTimeStacking failure
[HBASE-9851] - TestHBaseFsck.testQuarantineMissingHFile is flaky
[HBASE-9860] - Intermittent TestHBaseFsck#testMissingRegionInfoQualifier failure due to NullPointerException
[HBASE-9928] - TestHRegion should clean up test-data directory upon completion
[HBASE-10008] - TestNamespaceCommands is flakey on jenkins
[HBASE-10058] - Test for HBASE-9915 (avoid reading index blocks)
[HBASE-10059] - TestSplitLogWorker#testMultipleTasks fails occasionally
[HBASE-10130] - TestSplitLogManager#testTaskResigned fails sometimes
[HBASE-10180] - TestByteBufferIOEngine#testByteBufferIOEngine occasionally fails
[HBASE-10189] - Intermittent TestReplicationSyncUpTool failure
[HBASE-10301] - TestAssignmentManagerOnCluster#testOpenCloseRacing fails intermittently
[HBASE-10394] - Test for Replication with tags
[HBASE-10406] - Column family option is not effective in IntegrationTestSendTraceRequests
[HBASE-10408] - Intermittent TestDistributedLogSplitting#testLogReplayForDisablingTable failure
[HBASE-10440] - integration tests fail due to nonce collisions
[HBASE-10465] - TestZKPermissionsWatcher.testPermissionsWatcher fails sometimes
[HBASE-10475] - TestRegionServerCoprocessorExceptionWithAbort may timeout due to concurrent lease removal
[HBASE-10480] - TestLogRollPeriod#testWithEdits may fail due to insufficient waiting

Wish

[HBASE-7462] - TestDrainingServer is an integration test. It should be a unit test instead

Task

[HBASE-7641] - Port HBASE-6669 'Add BigDecimalColumnInterpreter for doing aggregations using AggregationClient' to trunk
[HBASE-7898] - Serializing Cells over RPC
[HBASE-7994] - Disable unit tests under hbase-examples; they fail too often up on jenkins
[HBASE-8054] - HBASE-7797 Use consistent package name dregs
[HBASE-8090] - Versioning site; part two, publish 0.94 site and add link from main site
[HBASE-8172] - Fix ./bin/*.rb scripts or remove them
[HBASE-8219] - Align Offline Merge with Online Merge
[HBASE-8224] - Publish hbase build against h1 and h2 adding '-hadoop1' or '-hadoop2' to version string
[HBASE-8286] - Move site back up out of hbase-assembly; bad idea
[HBASE-8296] - Add svn ignores to hbase-assembly
[HBASE-8395] - Remove TestFromClientSide.testPoolBehavior
[HBASE-8444] - Acknowledge that 0.95+ requires 1.0.3 hadoop at least.
[HBASE-8574] - Add how to rename a table in the docbook
[HBASE-8591] - Doc Improvement: Replication blog
[HBASE-8792] - Organize EventType Java Docs
[HBASE-8796] - Add mention of new builds mailing list to site
[HBASE-8829] - Improve failed TestMetaScanner assert message so can see where/why failure
[HBASE-8960] - TestDistributedLogSplitting.testLogReplayForDisablingTable fails sometimes
[HBASE-8962] - Clean up code and remove regular log splitting
[HBASE-8978] - Restore TestLogRollAbort upon review
[HBASE-9011] - Add timeouts to possibly silently failing tests
[HBASE-9111] - Put back TestReplicationKill* except for the MasterRSCompressed one
[HBASE-9135] - Upgrade hadoop 1 version to 1.2.1 which is stable
[HBASE-9153] - Introduce/update a script to generate jdiff reports
[HBASE-9193] - Make what Chaos monkey actions run configurable per test.
[HBASE-9194] - Break HMaster metrics into multiple contexts
[HBASE-9229] - Fix release warning
[HBASE-9258] - HConnectionManager#getKeepAliveZooKeeperWatcher() should be public
[HBASE-9295] - Allow test-patch.sh to detect TreeMap keyed by byte[] which doesn't use proper comparator
[HBASE-9336] - Two css files raise release audit warning
[HBASE-9341] - Document hbase.hstore.compaction.kv.max
[HBASE-9342] - WebUI fixes after bootstrap 3.0 update
[HBASE-9370] - Add logging to Schema change Chaos actions.
[HBASE-9401] - Add getQualifierBufferShallowCopy to Cell Utility.
[HBASE-9495] - Sanity check visiblity and audience for hbase-client and hbase-common apis.
[HBASE-9505] - Enable replication by default
[HBASE-9575] - Add script to automate much of the rc-making process
[HBASE-9583] - add document for getShortMidpointKey
[HBASE-9693] - Fix javadoc warnings
[HBASE-9757] - Reenable fast region move in SlowDeterministicMonkey
[HBASE-9758] - Log missing rows and their regions if ITBLL fails
[HBASE-9837] - Forward port HBASE-9080 'Retain assignment should be used when re-enabling table(s)'
[HBASE-9920] - Lower OK_FINDBUGS_WARNINGS in test-patch.properties
[HBASE-9921] - stripe compaction - findbugs and javadoc issues, some improvements
[HBASE-9954] - Incorporate HTTPS support for HBase
[HBASE-9955] - Make hadoop2 the default and deprecate hadoop1
[HBASE-9991] - Enhance test-patch.sh with post back of snippet of compilation error if any is detected
[HBASE-9994] - ZeroCopyLiteralByteString.wrap() should be used in place of ByteString.copyFrom()
[HBASE-10031] - Add a section on the transparent CF encryption feature to the manual
[HBASE-10134] - Fix findbug warning in VisibilityController
[HBASE-10159] - Replaced deprecated interface Closeable
[HBASE-10183] - Need enforce a reserved range of system tag types
[HBASE-10364] - Allow configuration option for parent znode in LoadTestTool
[HBASE-10473] - Add utility for adorning http Context

Umbrella

[HBASE-8629] - More log edits: we log too much
[HBASE-9945] - Coprocessor loading and execution improvements

Edit/Copy Release Notes

The text area below allows the project release notes to be edited and copied to another document.

Release Notes - HBase - Version 0.98.0
    
<h2>        Sub-task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4285'>HBASE-4285</a>] -         partitions file created in user&#39;s home directory by importtsv
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5050'>HBASE-5050</a>] -         [rest] SPNEGO-based authentication
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5995'>HBASE-5995</a>] -         Fix and reenable TestLogRolling.testLogRollOnPipelineRestart
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6330'>HBASE-6330</a>] -         TestImportExport has been failing against hadoop 0.23/2.0 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6873'>HBASE-6873</a>] -         Clean up Coprocessor loading failure handling
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6945'>HBASE-6945</a>] -         Compilation errors when using non-Sun JDKs to build HBase-0.94
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7533'>HBASE-7533</a>] -         Write an RPC Specification for 0.96
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7605'>HBASE-7605</a>] -         TestMiniClusterLoadSequential fails in trunk build on hadoop 2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7606'>HBASE-7606</a>] -         TestJoinedScanners fails in trunk build on hadoop 2.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7615'>HBASE-7615</a>] -         Add metrics for snapshots
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7636'>HBASE-7636</a>] -         TestDistributedLogSplitting#testThreeRSAbort fails against hadoop 2.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7662'>HBASE-7662</a>] -         [Per-KV security] Per cell ACLs stored in tags
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7663'>HBASE-7663</a>] -         [Per-KV security] Visibility labels
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7679'>HBASE-7679</a>] -         implement store file management for stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7680'>HBASE-7680</a>] -         implement compaction policy for stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7747'>HBASE-7747</a>] -         Import tools should use a combiner to merge Puts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7801'>HBASE-7801</a>] -         Allow a deferred sync option per Mutation.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7807'>HBASE-7807</a>] -         Introduce HRegionFileSystem and move region fs related code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7808'>HBASE-7808</a>] -         Refactor Store to use HRegionFileSystem
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7809'>HBASE-7809</a>] -         Refactor Split/Merge to use HRegionFileSystem
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7841'>HBASE-7841</a>] -         Parallelize offline snapshot in DisabledTableSnapshotHandler
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7905'>HBASE-7905</a>] -         Add passing of optional cell blocks over rpc
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7934'>HBASE-7934</a>] -         TableMapReduceUtil doesn&#39;t include all dependency jars in new modular build
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7938'>HBASE-7938</a>] -         Add integration test for ImportTsv/LoadIncrementalHFiles workflow
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7944'>HBASE-7944</a>] -         Replication leaks file reader resource &amp; not reset currentNbOperations
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7967'>HBASE-7967</a>] -         implement compactor for stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7975'>HBASE-7975</a>] -         ImportTsv documentation update for table creation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7995'>HBASE-7995</a>] -         Export$Exporter could be replaced with IdentityTableMapper
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7996'>HBASE-7996</a>] -         Clean up resource leak in MultiTableInputFormat
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8000'>HBASE-8000</a>] -         create integration/perf tests for stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8006'>HBASE-8006</a>] -         use FSUtils to get/set hbase.rootdir
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8008'>HBASE-8008</a>] -         Fix DirFilter usage to be consistent
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8011'>HBASE-8011</a>] -         Refactor ImportTsv
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8094'>HBASE-8094</a>] -         TestTableInputFormatScan doesn&#39;t assert anything
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8101'>HBASE-8101</a>] -         Cleanup: findbugs and javadoc warning fixes as well as making it illegal passing null row to Put/Delete, etc.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8156'>HBASE-8156</a>] -         Support for Namenode HA for non-idempotent operations
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8189'>HBASE-8189</a>] -         Shell commands of online region merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8190'>HBASE-8190</a>] -         Add documentation of region merges to the book
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8201'>HBASE-8201</a>] -         OrderedBytes: an ordered encoding strategy
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8316'>HBASE-8316</a>] -         JoinedHeap for non essential column families should reseek instead of seek
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8324'>HBASE-8324</a>] -         TestHFileOutputFormat.testMRIncremental* fails against hadoop2 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8342'>HBASE-8342</a>] -         TestTableInputFormatScan#testScanFromConfiguration fails on hadoop2 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8349'>HBASE-8349</a>] -         TestLogRolling#TestLogRollOnDatanodeDeath hangs under hadoop2 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8375'>HBASE-8375</a>] -         Durability setting per table
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8392'>HBASE-8392</a>] -         TestMetricMBeanBase#testGetAttribute is flakey under hadoop2 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8408'>HBASE-8408</a>] -         Implement namespace
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8409'>HBASE-8409</a>] -         Security support for namespaces
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8424'>HBASE-8424</a>] -         IntegrationTestImportTsv missing Apache License
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8429'>HBASE-8429</a>] -         TestMetricsWALSourceImpl from hbase-hadoop2-compat module missing Apache license.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8453'>HBASE-8453</a>] -         TestImportExport failing again due to configuration issues
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8469'>HBASE-8469</a>] -         [hadoop2] Several tests break because of HDFS-4305
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8477'>HBASE-8477</a>] -         [hadoop2] TestTableInputFormatScan* fails intermittently with PrivilegedActionException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8478'>HBASE-8478</a>] -         HBASE-2231 breaks TestHRegion#testRecoveredEditsReplayCompaction under hadoop2 profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8497'>HBASE-8497</a>] -         Protobuf WAL also needs a trailer 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8528'>HBASE-8528</a>] -         [hadoop2] TestMultiTableInputFormat always fails on hadoop with YARN-129 applied
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8541'>HBASE-8541</a>] -         implement flush-into-stripes in stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8583'>HBASE-8583</a>] -         Create a new IntegrationTestBigLinkedListWithChaosMonkey
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8633'>HBASE-8633</a>] -         Document namespaces in HBase book
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8643'>HBASE-8643</a>] -         Do not log full classnames in logs, just the last two levels
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8657'>HBASE-8657</a>] -         Miscellaneous log fixups for hbase-it; tidier logging, fix a few NPEs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8661'>HBASE-8661</a>] -         [rest] support REST over https
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8662'>HBASE-8662</a>] -         [rest] support impersonation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8693'>HBASE-8693</a>] -         DataType: provide extensible type API
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8703'>HBASE-8703</a>] -         [WINDOWS] Timed-out processes exit with non-zero code causing HealthChecker to report incorrectly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8766'>HBASE-8766</a>] -         [WINDOWS] bin/hbase.cmd zkcli is broken
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8774'>HBASE-8774</a>] -         Add BatchSize and Filter to Thrift2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8779'>HBASE-8779</a>] -         Add mutateRow method support to Thrift2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8819'>HBASE-8819</a>] -         Port HBASE-5428 to Thrift 2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8826'>HBASE-8826</a>] -         Ensure HBASE-8695 is covered in Thrift 2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8832'>HBASE-8832</a>] -         Ensure HBASE-4658  is supported by Thrift 2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8838'>HBASE-8838</a>] -         [WINDOWS] FileLink assumptions are broken under NTFS
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8876'>HBASE-8876</a>] -         Addendum to HBASE-8774 Add BatchSize and Filter to Thrift2 - Add BatchSize Test
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8890'>HBASE-8890</a>] -         Fix Thrift 2 example class location
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8938'>HBASE-8938</a>] -         Thrift2 does not close scanner instance
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8946'>HBASE-8946</a>] -         Add a new function to Thrift 2 to open scanner, get results and close scanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8947'>HBASE-8947</a>] -         Thrift 2 : Replace &quot;bool writeToWAL&quot; with &quot;TDurability durability&quot; 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8948'>HBASE-8948</a>] -         Bound table pool size in Thrift 2 server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9045'>HBASE-9045</a>] -         Support Dictionary based Tag compression in HFiles
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9073'>HBASE-9073</a>] -         Up retries on TestSnapshotFromMaster; retries only once
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9078'>HBASE-9078</a>] -         Downstream build including hbase-client fails because can&#39;t find com.sun.jdmk:jmxtools
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9091'>HBASE-9091</a>] -         Update ByteRange to maintain consumer&#39;s position
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9110'>HBASE-9110</a>] -         Meta region edits not recovered while migrating to 0.96.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9118'>HBASE-9118</a>] -         Optimization in HFile V3 when no tags are present in a file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9128'>HBASE-9128</a>] -         Drop the &#39;.&#39; prefix from names under hbase.rootdir after namespaces goes in
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9130'>HBASE-9130</a>] -         Invert the name of namespace commands to match the snapshots and replication form
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9136'>HBASE-9136</a>] -         RPC side changes to have a different codec for server to client communication
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9137'>HBASE-9137</a>] -         Add Tag dictionary in WAL compression
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9165'>HBASE-9165</a>] -         Improvements to addDependencyJars
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9179'>HBASE-9179</a>] -         TestSecureLoadIncrementalHFilesSplitRecovery hangs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9187'>HBASE-9187</a>] -         HBaseAdmin#testTableExists can go zombie
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9191'>HBASE-9191</a>] -         Update Loadbalancer method to throw HBaseIOException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9241'>HBASE-9241</a>] -         Add cp hook before initialize variable set to true in master intialization
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9244'>HBASE-9244</a>] -         Add CP hooks around StoreFileReader creation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9246'>HBASE-9246</a>] -         Remove ROOT_TABLEDESC, ROOT_REGIONINFO, and ROOT_TABLE_NAME
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9247'>HBASE-9247</a>] -         Cleanup Key/KV/Meta/MetaKey Comparators
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9249'>HBASE-9249</a>] -         Add cp hook before setting PONR in split
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9259'>HBASE-9259</a>] -         Update hadoop versions grid in refguide adding hadoop-2.1.x and a note on hadoop-2.0.x versions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9261'>HBASE-9261</a>] -         Add cp hooks after {start|close}RegionOperation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9262'>HBASE-9262</a>] -         Make KeyValue.KEY_COMPARATOR default for HFile WriterFactory
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9263'>HBASE-9263</a>] -         Add initialize method to load balancer interface
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9276'>HBASE-9276</a>] -         List tables API should filter with isSystemTable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9277'>HBASE-9277</a>] -         REST should use listTableNames to list tables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9279'>HBASE-9279</a>] -         Thrift should use listTableNames to list tables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9317'>HBASE-9317</a>] -         Define timeout period for TestHBaseFsck#testSplitDaughtersNotInMeta
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9359'>HBASE-9359</a>] -         Convert KeyValue to Cell in hbase-client module - Result/Put/Delete, ColumnInterpreter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9379'>HBASE-9379</a>] -         Doc that localfs is not durable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9477'>HBASE-9477</a>] -         Add deprecation compat shim for Result#raw and Result#list for 0.96
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9478'>HBASE-9478</a>] -         Make Cell @interfaceAudience.public and evolving.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9487'>HBASE-9487</a>] -         create_namespace with property value throws error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9489'>HBASE-9489</a>] -         Add cp hooks in online merge before and after setting PONR
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9493'>HBASE-9493</a>] -         Rename CellUtil#get*Array to CellUtil#clone*
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9516'>HBASE-9516</a>] -         Mark hbase-common classes missing @InterfaceAudience annotation as Private
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9517'>HBASE-9517</a>] -         Include only InterfaceAudiencePublic elements in generated Javadoc
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9523'>HBASE-9523</a>] -         Audit of hbase-common @InterfaceAudience.Public apis.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9529'>HBASE-9529</a>] -         Audit of hbase-client @InterfaceAudience.Public apis
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9546'>HBASE-9546</a>] -         HFileContext should adopt Builder pattern
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9585'>HBASE-9585</a>] -         Update javadoc builder in pom to exclude empty packages in user api javadoc
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9586'>HBASE-9586</a>] -         Deprecate remove o.a.h.h.util.Keying class.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9652'>HBASE-9652</a>] -         Remove HServerLoad092
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9677'>HBASE-9677</a>] -         Remove MasterAdmin and MasterMonitor protos; have MasterService provide these functions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9684'>HBASE-9684</a>] -         Remove MultiRowMutationProcessorMessages.proto
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9711'>HBASE-9711</a>] -         Improve HBASE-9428 - avoid copying bytes for RegexFilter unless necessary
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9846'>HBASE-9846</a>] -         Integration test and LoadTestTool support for cell ACLs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9854'>HBASE-9854</a>] -         initial documentation for stripe compactions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9858'>HBASE-9858</a>] -         Integration test and LoadTestTool support for cell Visibility
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9907'>HBASE-9907</a>] -         Rig to fake a cluster so can profile client behaviors
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9917'>HBASE-9917</a>] -         Fix it so Default Connection Pool does not spin up max threads even when not needed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9941'>HBASE-9941</a>] -         The context ClassLoader isn&#39;t set while calling into a coprocessor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9997'>HBASE-9997</a>] -         Add per KV security details to HBase book
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10035'>HBASE-10035</a>] -         Fix Potential Resource Leak in IPCUtils
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10036'>HBASE-10036</a>] -         Fix Potential Resource Leak in MetaReader
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10037'>HBASE-10037</a>] -         Fix potential Resource Leak in EncodedDataBlock
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10038'>HBASE-10038</a>] -         Fix potential Resource Leak in ZNodeCleaner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10039'>HBASE-10039</a>] -         Fix potential Resource Leak in RpcServer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10043'>HBASE-10043</a>] -         Fix Potential Resouce Leak in MultiTableInputFormatBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10094'>HBASE-10094</a>] -         Add batching to HLogPerformanceEvaluation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10110'>HBASE-10110</a>] -         Fix Potential Resource Leak in StoreFlusher
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10124'>HBASE-10124</a>] -         Make Sub Classes Static When Possible
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10143'>HBASE-10143</a>] -         Clean up dead local stores in FSUtils
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10297'>HBASE-10297</a>] -         LoadAndVerify Integration Test for cell visibility
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10391'>HBASE-10391</a>] -         Deprecate KeyValue#getBuffer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10550'>HBASE-10550</a>] -         Register HBase tokens with ServiceLoader
</li>
</ul>
            
<h2>        Bug
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-3787'>HBASE-3787</a>] -         Increment is non-idempotent but client retries RPC
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5356'>HBASE-5356</a>] -         region_mover.rb can hang if table region it belongs to is deleted.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5472'>HBASE-5472</a>] -         LoadIncrementalHFiles loops forever if the target table misses a CF
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5946'>HBASE-5946</a>] -         Thrift Filter Language documentation is inconsistent
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6031'>HBASE-6031</a>] -         RegionServer does not go down while aborting
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6347'>HBASE-6347</a>] -         -ROOT- and .META. are stale in table.jsp if they moved
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6915'>HBASE-6915</a>] -         String and ConcurrentHashMap sizes change on jdk7; makes TestHeapSize fail
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7111'>HBASE-7111</a>] -         hbase zkcli will not start if the zookeeper server chosen to connect to is unavailable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7114'>HBASE-7114</a>] -         Increment does not extend Mutation but probably should
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7122'>HBASE-7122</a>] -         Proper warning message when opening a log file with no entries (idle cluster)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7153'>HBASE-7153</a>] -         print gc option in hbase-env.sh affects hbase zkcli
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7192'>HBASE-7192</a>] -         Move TestHBase7051.java into TestAtomicOperation.java
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7226'>HBASE-7226</a>] -         HRegion.checkAndMutate uses incorrect comparison result for &lt;, &lt;=, &gt; and &gt;=
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7255'>HBASE-7255</a>] -         KV size metric went missing from StoreScanner.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7296'>HBASE-7296</a>] -         Add hbase.master.loadbalancer.class in the documentation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7325'>HBASE-7325</a>] -         Replication reacts slowly on a lightly-loaded cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7380'>HBASE-7380</a>] -         [replication] When transferring queues, check if the peer still exists before copying the znodes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7391'>HBASE-7391</a>] -         Review/improve HLog compression&#39;s memory consumption
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7401'>HBASE-7401</a>] -         Remove warning message about running &#39;hbase migrate&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7458'>HBASE-7458</a>] -         TestReplicationWithCompression fails intermittently in both PreCommit and trunk builds
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7481'>HBASE-7481</a>] -         Allow IOExceptions to be thrown from Filter methods
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7482'>HBASE-7482</a>] -         Port HBASE-7442 HBase remote CopyTable not working when security enabled to trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7488'>HBASE-7488</a>] -         Implement HConnectionManager.locateRegions which is currently returning null
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7501'>HBASE-7501</a>] -         Introduce MetaEditor method that both adds and deletes rows in .META. table
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7546'>HBASE-7546</a>] -         Obtain a table read lock on region split operations
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7597'>HBASE-7597</a>] -         TestHBaseFsck#testRegionShouldNotBeDeployed seems to be flaky
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7600'>HBASE-7600</a>] -         TestAdmin.testCreateBadTables is failing occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7634'>HBASE-7634</a>] -         Replication handling of changes to peer clusters is inefficient
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7639'>HBASE-7639</a>] -         Enable online schema update by default 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7700'>HBASE-7700</a>] -         TestColumnSeeking is mathematically bound to fail
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7709'>HBASE-7709</a>] -         Infinite loop possible in Master/Master replication
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7723'>HBASE-7723</a>] -         Remove NameNode URI from ZK splitlogs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7726'>HBASE-7726</a>] -         Family Dir is not removed using modifyTable()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7817'>HBASE-7817</a>] -         Suggested JDWP debug options in hbase-env.sh are wrong
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7869'>HBASE-7869</a>] -         Provide way to not start LogSyncer thread
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7871'>HBASE-7871</a>] -         HBase can be stuck when closing regions concurrently 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7876'>HBASE-7876</a>] -         Got exception when manually triggers a split on an empty region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7878'>HBASE-7878</a>] -         recoverFileLease does not check return value of recoverLease
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7921'>HBASE-7921</a>] -         TestHFileBlock.testGzipCompression should ignore the block checksum
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7933'>HBASE-7933</a>] -         NPE in TableLockManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7940'>HBASE-7940</a>] -         Upgrade version to 0.97-SNAPSHOT in pom.xml files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7945'>HBASE-7945</a>] -         Remove flaky TestCatalogTrackerOnCluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7947'>HBASE-7947</a>] -         Custom compaction requests should have test for adding to wrong list
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7951'>HBASE-7951</a>] -         TestNodeHealthCheckChore.testHealthChecker failed 0.95 build #3
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7953'>HBASE-7953</a>] -         Some HFilePerformanceEvaluation tests might fail because of scanner.getValue when there is no more row
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7954'>HBASE-7954</a>] -         Fix the retrying logic of memstore flushes to avoid extra sleep
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7955'>HBASE-7955</a>] -         Remove log &quot;ERROR snapshot.SnapshotFileCache: Snapshot directory doesn&#39;t exist&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7956'>HBASE-7956</a>] -         RegionCoprocessorRpcChannel should log rpc requests at TRACE level rather than DEBUG
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7957'>HBASE-7957</a>] -         CloneSnapshotHandler.prepare() is not called by SnapshotManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7961'>HBASE-7961</a>] -         truncate on disabled table should throw TableNotEnabledException.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7963'>HBASE-7963</a>] -         HBase VerifyReplication not working when security enabled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7966'>HBASE-7966</a>] -         ACL tests fail on trunk (flaky)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7968'>HBASE-7968</a>] -         Packaging of Trunk and 0.95 does not create the dependent jars in the lib folder
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7969'>HBASE-7969</a>] -         Rename HBaseAdmin#getCompletedSnapshots as HBaseAdmin#listSnapshots
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7980'>HBASE-7980</a>] -         TestZKInterProcessReadWriteLock fails occasionally in QA test run
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7982'>HBASE-7982</a>] -         TestReplicationQueueFailover* runs for a minute, spews 3/4million lines complaining &#39;Filesystem closed&#39;, has an NPE, and still passes?
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7986'>HBASE-7986</a>] -         [REST] Make HTablePool size configurable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7992'>HBASE-7992</a>] -         provide pre/post region offline hooks for HMaster.offlineRegion()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8002'>HBASE-8002</a>] -         Make TimeOut Management for Assignment optional in master and regionservers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8003'>HBASE-8003</a>] -         Threads#getBoundedCachedThreadPool harcodes the time unit to seconds
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8004'>HBASE-8004</a>] -         Creating an existing table from Shell does not throw TableExistsException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8005'>HBASE-8005</a>] -         DemoClient.cpp   can not be built correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8007'>HBASE-8007</a>] -         Adopt TestLoadAndVerify from BigTop
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8012'>HBASE-8012</a>] -         Reseek should position to the beginning of file for the first time it is invoked with a KV smaller than the first KV in file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8017'>HBASE-8017</a>] -         Upgrade hadoop 1 dependency to 1.1.2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8018'>HBASE-8018</a>] -         Add &quot;Flaky Testcase Detector&quot; tool into dev-tools
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8021'>HBASE-8021</a>] -         TestSplitTransactionOnCluster.testShouldThrowIOExceptionIfStoreFileSizeIsEmptyAndShouldSuccessfullyExecuteRollback() fails consistently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8022'>HBASE-8022</a>] -         Site target fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8025'>HBASE-8025</a>] -         zkcli fails when SERVER_GC_OPTS is enabled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8027'>HBASE-8027</a>] -         hbase-7994 redux; shutdown hbase-example unit tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8030'>HBASE-8030</a>] -         znode  path of online region servers is hard coded in rolling_restart.sh
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8032'>HBASE-8032</a>] -         TestNodeHealthCheckChore.testHealthChecker failed 0.95 build #36
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8033'>HBASE-8033</a>] -         Break TestRestoreSnapshotFromClient into TestRestoreSnapshotFromClient and TestCloneSnapshotFromClient
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8036'>HBASE-8036</a>] -         ProtobufUtil.multi behavior is inconsistent in case of errors
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8041'>HBASE-8041</a>] -         WebUI doesn&#39;t display snapshots correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8042'>HBASE-8042</a>] -         Offline Meta Repair no longer points to the correct location
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8043'>HBASE-8043</a>] -         Fix a few javadoc warnings...
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8044'>HBASE-8044</a>] -         split/flush/compact/major_compact from hbase shell does not work for region key with \x format
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8050'>HBASE-8050</a>] -         Small fix to book/hbase.tests.html
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8051'>HBASE-8051</a>] -         0.95 build failing on site goal: &#39;failed to get report for org.apache.maven.plugins:maven-project-info-reports-plugin: Could not find goal &#39;dependency-info&#39;&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8052'>HBASE-8052</a>] -         TestHBaseFsck#testQuarantineMissingFamdir fails sporadically
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8055'>HBASE-8055</a>] -         Null check missing in StoreFile.Reader.getMaxTimestamp()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8057'>HBASE-8057</a>] -         RegionLoad needs a toString implementation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8058'>HBASE-8058</a>] -         Upgrade site plugin; fix assembly doc up on jenkins builds
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8060'>HBASE-8060</a>] -         &quot;Num compacting KVs&quot; diverges from &quot;num compacted KVs&quot; over time
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8062'>HBASE-8062</a>] -         Replace HBaseFsck.debugLsr() in TestFlushSnapshotFromClient with FSUtils.logFileSystemState()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8067'>HBASE-8067</a>] -         TestHFileArchiving.testArchiveOnTableDelete sometimes fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8068'>HBASE-8068</a>] -         TestMasterMetricsWrapper failed in 0.95 #60 jenkins
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8069'>HBASE-8069</a>] -         TestHLog is dependent on the execution order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8096'>HBASE-8096</a>] -         [replication] NPE while replicating a log that is acquiring a new block from HDFS 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8097'>HBASE-8097</a>] -         MetaServerShutdownHandler may potentially keep bumping up DeadServer.numProcessing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8099'>HBASE-8099</a>] -         ReplicationZookeeper.copyQueuesFromRSUsingMulti should not return any queues if it failed to execute.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8108'>HBASE-8108</a>] -         Add m2eclispe lifecycle mapping to hbase-common
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8112'>HBASE-8112</a>] -         Deprecate HTable#batch(final List&lt;? extends Row&gt;)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8116'>HBASE-8116</a>] -         TestSnapshotCloneIndependence fails in trunk builds intermittently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8118'>HBASE-8118</a>] -         TestTablePermission depends on the execution order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8119'>HBASE-8119</a>] -         Optimize StochasticLoadBalancer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8122'>HBASE-8122</a>] -         TestAccessController depends on the execution order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8123'>HBASE-8123</a>] -         Replace HashMap/HashSet with TreeMap/TreeSet where byte[] is used as key
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8130'>HBASE-8130</a>] -         initialize TableLockManager before initializing AssignmentManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8131'>HBASE-8131</a>] -         Create table handler needs to handle failure cases.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8133'>HBASE-8133</a>] -         avoid assign for disabling table regions(OPENING/PENDING_OPEN) in SSH
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8135'>HBASE-8135</a>] -         Mutation should implement HeapSize
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8138'>HBASE-8138</a>] -         Using [packed=true] for repeated field of primitive numeric types (types which use the varint, 32-bit, or 64-bit wire types)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8140'>HBASE-8140</a>] -         TableMapReduceUtils#addDependencyJar fails when nested inside another MR job
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8142'>HBASE-8142</a>] -         Sporadic TestZKProcedureControllers failures on trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8143'>HBASE-8143</a>] -         HBase on Hadoop 2 with local short circuit reads (ssr) causes OOM 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8144'>HBASE-8144</a>] -         Limit number of attempts to assign a region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8146'>HBASE-8146</a>] -         IntegrationTestBigLinkedList does not work on distributed setup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8151'>HBASE-8151</a>] -         Decode memstoreTS in HFileReaderV2 only when necessary
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8158'>HBASE-8158</a>] -         Backport HBASE-8140 &quot;TableMapReduceUtils#addDependencyJar fails when nested inside another MR job&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8160'>HBASE-8160</a>] -         HMaster#move doesn&#39;t check if master initialized
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8161'>HBASE-8161</a>] -         setting blocking file count on table level doesn&#39;t work
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8162'>HBASE-8162</a>] -         Fix import of hbase-default.xml into refguide; broke
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8164'>HBASE-8164</a>] -         TestTableLockManager fails intermittently in trunk builds
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8165'>HBASE-8165</a>] -         Move to Hadoop 2.1.0-beta from 2.0.x-alpha (WAS: Update our protobuf to 2.5 from 2.4.1)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8166'>HBASE-8166</a>] -         Avoid writing the memstoreTS into HFiles when possible
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8169'>HBASE-8169</a>] -         TestMasterFailover#testMasterFailoverWithMockedRITOnDeadRS may fail due to regions randomly assigned to a RS
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8170'>HBASE-8170</a>] -         HbaseAdmin.createTable cannot handle creating three regions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8173'>HBASE-8173</a>] -         HMaster#move wraps IOException in UnknownRegionException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8175'>HBASE-8175</a>] -         Include javadoc and book when site goal invoked
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8178'>HBASE-8178</a>] -         IPCUtil produces a LOT of WARN log spew
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8179'>HBASE-8179</a>] -         JSON formatting for cluster status is sort of broken
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8187'>HBASE-8187</a>] -         trunk/0.95 tarball packaging
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8188'>HBASE-8188</a>] -         Avoid unnecessary row compare in StoreScanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8191'>HBASE-8191</a>] -         Documentation is not giving the right class name for offline merges.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8192'>HBASE-8192</a>] -         Logic errror causes infinite loop in HRegion.bulkLoadHFiles(List)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8195'>HBASE-8195</a>] -         hbase.table.archive.directory reference should be removed from hbase-default.xml
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8200'>HBASE-8200</a>] -         Integration Test classes are not part of the default HBase classpath
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8203'>HBASE-8203</a>] -         master ui should display region servers with host, port plus startcode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8207'>HBASE-8207</a>] -         Replication could have data loss when machine name contains hyphen &quot;-&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8208'>HBASE-8208</a>] -         In some situations data is not replicated to slaves when deferredLogSync is enabled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8213'>HBASE-8213</a>] -         global authorization may lose efficacy 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8222'>HBASE-8222</a>] -         User class should implement equals() and hashCode()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8229'>HBASE-8229</a>] -         Replication code logs like crazy if a target table cannot be found.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8231'>HBASE-8231</a>] -         delete tests in table_tests.rb(TestShell) always running on empty table.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8236'>HBASE-8236</a>] -         Set finalName property in hbase-assembly else basename is hbase-assembly rather than hbase.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8238'>HBASE-8238</a>] -         xref docs missing from site gen
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8242'>HBASE-8242</a>] -         Unable to start HBase 0.95.0RC0 out of the box because of ZK trying to access /var/folders/
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8252'>HBASE-8252</a>] -         Regions by Region Server table in Master&#39;s table view needs styling
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8254'>HBASE-8254</a>] -         Add lz4 to test compression util usage string
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8262'>HBASE-8262</a>] -         Add testcase to verify HBASE-7876&#39;s empty region split semantics change
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8266'>HBASE-8266</a>] -         Master cannot start if TableNotFoundException is thrown while partial table recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8278'>HBASE-8278</a>] -         Log message after Memstore flush is always with sequence id -1
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8279'>HBASE-8279</a>] -         Performance Evaluation does not consider the args passed in case of more than one client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8282'>HBASE-8282</a>] -         User triggered flushes does not allow compaction to get triggered even if compaction criteria is met
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8285'>HBASE-8285</a>] -         HBaseClient never recovers for single HTable.get() calls with no retries when regions move
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8287'>HBASE-8287</a>] -         TestRegionMergeTransactionOnCluster failed in trunk build #4010
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8289'>HBASE-8289</a>] -         TestThreads#testSleepWithoutInterrupt should not expect a bounded wait time
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8290'>HBASE-8290</a>] -         TestHTableMultiplexer is flaky
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8293'>HBASE-8293</a>] -         Move BigDecimalColumnInterpreter into hbase-client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8295'>HBASE-8295</a>] -         TestMasterFailover.testMasterFailoverWithMockedRITOnDeadRS is flaky.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8299'>HBASE-8299</a>] -         ExploringCompactionPolicy can get stuck in rare cases.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8300'>HBASE-8300</a>] -         TestSplitTransaction fails to delete files due to open handles left when region is split
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8303'>HBASE-8303</a>] -         Increse the test timeout to 60s when they are less than 20s
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8305'>HBASE-8305</a>] -         Too much logs in the some tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8312'>HBASE-8312</a>] -         TestCompactionState - still timeouting
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8314'>HBASE-8314</a>] -         HLogSplitter can retry to open a 0-length hlog file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8317'>HBASE-8317</a>] -         Seek returns wrong result with PREFIX_TREE Encoding
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8321'>HBASE-8321</a>] -         Log split worker should heartbeat to avoid timeout when the hlog is under recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8325'>HBASE-8325</a>] -         ReplicationSource read a empty HLog throws EOFException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8326'>HBASE-8326</a>] -         mapreduce.TestTableInputFormatScan times out frequently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8327'>HBASE-8327</a>] -         Consolidate class loaders
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8334'>HBASE-8334</a>] -         Enable essential column family support by default
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8336'>HBASE-8336</a>] -         PooledHTable may be returned multiple times to the same pool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8341'>HBASE-8341</a>] -         RestoreSnapshotHandler.prepare() is not called by SnapshotManager  and TakeSnapshotHandler should first acquire the table lock
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8346'>HBASE-8346</a>] -         Prefetching .META. rows in case only when useCache is set to true
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8351'>HBASE-8351</a>] -         Minor typo in Bytes IllegalArgumentException throw
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8352'>HBASE-8352</a>] -         Rename &#39;.snapshot&#39; directory
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8355'>HBASE-8355</a>] -         BaseRegionObserver#pre(Compact|Flush|Store)ScannerOpen returns null
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8359'>HBASE-8359</a>] -         Too much logs on HConnectionManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8360'>HBASE-8360</a>] -         In HBaseClient#cancelConnections we should close fully the connection
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8366'>HBASE-8366</a>] -         HBaseServer logs the full query.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8373'>HBASE-8373</a>] -         Update Rolling Restart documentation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8374'>HBASE-8374</a>] -         NullPointerException when launching the balancer due to unknown region location
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8377'>HBASE-8377</a>] -         IntegrationTestBigLinkedList calculates wrap for linked list size incorrectly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8379'>HBASE-8379</a>] -         bin/graceful_stop.sh does not return the balancer to original state
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8380'>HBASE-8380</a>] -         NPE in HBaseClient$Connection.readResponse
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8385'>HBASE-8385</a>] -         [SNAPSHOTS]: Restore fails to restore snapshot of a deleted table
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8390'>HBASE-8390</a>] -         Trunk/0.95 cannot simply compile against Hadoop 1.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8391'>HBASE-8391</a>] -         StochasticLoadBalancer doesn&#39;t call needsBalance
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8393'>HBASE-8393</a>] -         Testcase TestHeapSize#testMutations is wrong
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8396'>HBASE-8396</a>] -         balancerSwitch making two zookeeper calls everytime.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8402'>HBASE-8402</a>] -         ScanMetrics depends on number of rpc calls to the server.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8404'>HBASE-8404</a>] -         Extra commas in LruBlockCache.logStats
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8406'>HBASE-8406</a>] -         Fix rat check and rat warning in trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8407'>HBASE-8407</a>] -         Remove Async HBase from 0.95 and trunk.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8413'>HBASE-8413</a>] -         Snapshot verify region will always fail if the HFile has been archived
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8421'>HBASE-8421</a>] -         hbase-0.95.0 tgz does not include lib/junit*.jar
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8422'>HBASE-8422</a>] -         Master won&#39;t go down.  Stuck waiting on .META. to come on line.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8425'>HBASE-8425</a>] -         Per-region memstore size is missing in the new RS web UI
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8426'>HBASE-8426</a>] -         Opening a region failed on &quot;Metrics source RegionServer,sub=Regions already exists!&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8427'>HBASE-8427</a>] -         Apache Rat is incorrectly excluding test source files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8431'>HBASE-8431</a>] -         Fix missing headers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8432'>HBASE-8432</a>] -         a table with unbalanced regions will balance indefinitely with the &#39;org.apache.hadoop.hbase.master.DefaultLoadBalancer&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8433'>HBASE-8433</a>] -         CellComparator#compare returns incorrect result for faked KeyValue
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8436'>HBASE-8436</a>] -         SeekBefore returns wrong result with PREFIX_TREE Encoding
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8437'>HBASE-8437</a>] -         Clean up tmp coprocessor jars
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8449'>HBASE-8449</a>] -         Refactor recoverLease retries and pauses informed by findings over in hbase-8389
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8451'>HBASE-8451</a>] -         MetricsMBeanBase has concurrency issues in init 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8456'>HBASE-8456</a>] -         HBase Windows scripts fail when there&#39;s a blank space in JAVA_HOME
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8462'>HBASE-8462</a>] -         Custom timestamps should not be allowed to be negative
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8464'>HBASE-8464</a>] -         FastDiffEncoder - valueOffset calculation is incorrect
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8466'>HBASE-8466</a>] -         Netty messages in the logs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8468'>HBASE-8468</a>] -         IntegrationTestImportTsv fails on a cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8472'>HBASE-8472</a>] -         mvn -Dhadoop.profile=2.0 -Dhadoop-two.version=2.0.5-SNAPSHOT fails because of Undef Class error wrt o.a.h.IdGenerator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8483'>HBASE-8483</a>] -         HConnectionManager can leak ZooKeeper connections when using deleteStaleConnection
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8488'>HBASE-8488</a>] -         HBase transitive dependencies not being pulled in when building apps like Flume which depend on HBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8494'>HBASE-8494</a>] -         TestRemoteAdmin#testClusterStatus should not assume &#39;requests&#39; does not change
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8505'>HBASE-8505</a>] -         References to split daughters should not be deleted separately from parent META entry
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8507'>HBASE-8507</a>] -         HLog tool documentation should be updated to use FSHLog for trunk and 0.95.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8509'>HBASE-8509</a>] -         ZKUtil#createWithParents won&#39;t set data during znode creation when parent folder doesn&#39;t exit
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8510'>HBASE-8510</a>] -         HBASE-8469 added a hdfs-site.xml file for tests but it gets included in the test jar
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8516'>HBASE-8516</a>] -         FSUtils.create() fail with ViewFS
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8519'>HBASE-8519</a>] -         Backup master will never come up if primary master dies during initialization
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8522'>HBASE-8522</a>] -         Archived hfiles and old hlogs may be deleted immediately by HFileCleaner, LogCleaner in HMaster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8525'>HBASE-8525</a>] -         Use sleep multilier when choosing sinks in ReplicationSource
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8529'>HBASE-8529</a>] -         checkOpen is missing from multi, mutate, get and multiGet etc.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8530'>HBASE-8530</a>] -         Refine error message from ExportSnapshot when there is leftover snapshot in target cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8531'>HBASE-8531</a>] -         TestZooKeeper fails in trunk/0.95 builds
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8532'>HBASE-8532</a>] -         [Webui] Bootstrap based webui compatibility for IE and also fix some page format issues.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8536'>HBASE-8536</a>] -         Possible NullPointerException in ZKInterProcessLockBase#reapExpiredLocks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8537'>HBASE-8537</a>] -         Dead region server pulled in from ZK
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8539'>HBASE-8539</a>] -         Double(or tripple ...) ZooKeeper listeners of the same type when Master recovers from ZK SessionExpiredException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8540'>HBASE-8540</a>] -         SnapshotFileCache logs too many times if snapshot dir doesn&#39;t exists
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8545'>HBASE-8545</a>] -         Meta stuck in transition when it is assigned to a just restarted dead region sever 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8547'>HBASE-8547</a>] -         Fix java.lang.RuntimeException: Cached an already cached block
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8548'>HBASE-8548</a>] -         postOpen hook called twice
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8555'>HBASE-8555</a>] -         FilterList correctness may be affected by random ordering of sub-filter(list)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8560'>HBASE-8560</a>] -         TestMasterShutdown failing in trunk 0.95/trunk -- &quot;Unable to get data of znode /hbase/meta-region-server because node does not exist (not an error)&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8564'>HBASE-8564</a>] -         TestMetricsRegionServer depends on test order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8565'>HBASE-8565</a>] -         stop-hbase.sh clean up: backup master
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8567'>HBASE-8567</a>] -         TestDistributedLogSplitting#testLogReplayForDisablingTable fails on hadoop 2.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8568'>HBASE-8568</a>] -         Test case TestDistributedLogSplitting#testWorkerAbort failed intermittently 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8570'>HBASE-8570</a>] -         CompactSplitThread logs a CompactSplitThread$CompactionRunner but it does not have a toString
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8577'>HBASE-8577</a>] -         TestZooKeeper#testLogSplittingAfterMasterRecoveryDueToZKExpiry failed intermittently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8579'>HBASE-8579</a>] -         TestDelayedRpc falis from time to time
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8581'>HBASE-8581</a>] -         rpc refactor dropped passing the operation timeout through to the rpcclient
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8582'>HBASE-8582</a>] -         Possible NullPointerException in ZKInterProcessLockBase#visitLocks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8586'>HBASE-8586</a>] -         Revisit of hbase-8483, &quot;HConnectionManager can leak ZooKeeper connections when using deleteStaleConnection&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8592'>HBASE-8592</a>] -         [documentation] some updates for the reference guide regarding recent questions on the ML
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8596'>HBASE-8596</a>] -         [docs] Add docs about Region server &quot;draining&quot; mode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8597'>HBASE-8597</a>] -         compaction record (probably) can block WAL cleanup forever if region is closed without edits
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8600'>HBASE-8600</a>] -         Bunch of log lines from QosFunction: Marking normal priority after
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8602'>HBASE-8602</a>] -         Ugly stack trace just because regionserver comes up before master....
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8606'>HBASE-8606</a>] -         Meta scanner is not closed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8615'>HBASE-8615</a>] -         HLog Compression may fail due to Hadoop fs input stream returning partial bytes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8621'>HBASE-8621</a>] -         More log edits; we log too much
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8622'>HBASE-8622</a>] -         Remove &#39; You are currently running the HMaster without HDFS append support enabled. This may result in data loss. Please see the HBase wiki for details. &#39; from UI
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8624'>HBASE-8624</a>] -         bin/local-{master-backup|regionservers}.sh doesn&#39;t take --config arg
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8627'>HBASE-8627</a>] -         HBCK can not fix meta not assigned issue
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8631'>HBASE-8631</a>] -         Meta Region First Recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8634'>HBASE-8634</a>] -         Fix potential null pointer dereference in HRegionServer and TableLockChecker
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8637'>HBASE-8637</a>] -         IntegrationTestBigLinkedListWithChaosMonkey uses the wrong table name
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8639'>HBASE-8639</a>] -         Poor performance of htable#getscanner in multithreaded environment due to DNS.getDefaultHost() being called in ScannerCallable#prepare()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8640'>HBASE-8640</a>] -         ServerName in master may not initialize with the configured ipc address of hbase.master.ipc.address
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8641'>HBASE-8641</a>] -         IndexBuilder example : CF name of the src table is hard coded
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8649'>HBASE-8649</a>] -         Private method HStore#createWriterInTmp(long) is never called
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8650'>HBASE-8650</a>] -         HRegionServer#updateRecoveringRegionLastFlushedSequenceId(HRegion) makes inefficient use of keySet iterator instead of entrySet iterator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8651'>HBASE-8651</a>] -         Result of integer multiplication cast to long in HRegionFileSystem#sleepBeforeRetry()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8652'>HBASE-8652</a>] -         Number of compacting KVs is not reset at the end of compaction
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8654'>HBASE-8654</a>] -         src assembly does not include hbase-hadoop2-compat module
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8658'>HBASE-8658</a>] -         hbase clean is deaf to the --config DIR option
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8664'>HBASE-8664</a>] -         Small fix ups for memory size outputs in UI
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8666'>HBASE-8666</a>] -         META region isn&#39;t fully recovered during master initialization when META region recovery had chained failures
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8667'>HBASE-8667</a>] -         Master and Regionserver not able to communicate if both bound to different network interfaces on the same machine.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8672'>HBASE-8672</a>] -         Create an Integration test for Bulk Loads
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8678'>HBASE-8678</a>] -         Wrongly delete cells in some case which can not be deleted
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8680'>HBASE-8680</a>] -         distributedLogReplay performance regression
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8684'>HBASE-8684</a>] -         Table Coprocessor can&#39;t access external HTable by default
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8686'>HBASE-8686</a>] -         Extra left brace in bin/hbase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8689'>HBASE-8689</a>] -         Cover all mutations rather than only Put while reporting for mutations not writing to WAL
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8695'>HBASE-8695</a>] -         The HBase thrift service ignores XML configuration
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8698'>HBASE-8698</a>] -         potential thread creation in MetaScanner.metaScan
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8699'>HBASE-8699</a>] -         Parameter to DistributedFileSystem#isFileClosed should be of type Path
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8701'>HBASE-8701</a>] -         distributedLogReplay need to apply wal edits in the receiving order of those edits
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8705'>HBASE-8705</a>] -         RS holding META when restarted in a single node setup may hang infinitely without META assignment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8706'>HBASE-8706</a>] -         Some improvement in snapshot
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8710'>HBASE-8710</a>] -         The balancer shouldn&#39;t try balancing one node
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8711'>HBASE-8711</a>] -         Requests count is completely off
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8712'>HBASE-8712</a>] -         HFileLinkCleaner (FSUtils.listStatus) logs too much if links do not exists
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8719'>HBASE-8719</a>] -         Fix responseTooSlow formatting
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8723'>HBASE-8723</a>] -         HBase Intgration tests are failing because of new defaults.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8729'>HBASE-8729</a>] -         distributedLogReplay may hang during chained region server failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8732'>HBASE-8732</a>] -         HFileBlockDefaultEncodingContext isn&#39;t thread-safe but is used by all readers, breaks column encoding
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8733'>HBASE-8733</a>] -         Update our hadoop2 in trunk and 0.95 to 2.0.5-alpha (We are currently 2.0.2)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8741'>HBASE-8741</a>] -         Scope sequenceid to the region rather than regionserver (WAS: Mutations on Regions in recovery mode might have same sequenceIDs)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8742'>HBASE-8742</a>] -         HTableDescriptor Properties not preserved when cloning
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8745'>HBASE-8745</a>] -         Fix src assembly so includes top-level src dir
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8749'>HBASE-8749</a>] -         Potential race condition between FSUtils.renameAndSetModifyTime() and HFile/LogCleaner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8750'>HBASE-8750</a>] -         MetaServerShutdownHandler stucks if .META. assignment fails in previous attempt
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8757'>HBASE-8757</a>] -         ZK throws IllegalStateException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8760'>HBASE-8760</a>] -         possible loss of data in snapshot taken after region split
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8762'>HBASE-8762</a>] -         Performance/operational penalty when calling HTable.get with a list of one Get
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8780'>HBASE-8780</a>] -         A column Family can have VERSIONS less than zero 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8781'>HBASE-8781</a>] -         ImmutableBytesWritable constructor with another IBW as param need to consider the offset of the passed IBW
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8782'>HBASE-8782</a>] -         Thrift2 can not parse values when using framed transport
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8783'>HBASE-8783</a>] -         RSSnapshotManager.ZKProcedureMemberRpcs may be initialized with the wrong server name
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8786'>HBASE-8786</a>] -         Creating a table with a Bloom filter on the shell is broken.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8787'>HBASE-8787</a>] -         Merged region endkey is incorrect if one region has null endkey
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8789'>HBASE-8789</a>] -         Add max RPC version to meta-region-server zk node.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8790'>HBASE-8790</a>] -         NullPointerException thrown when stopping regionserver
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8791'>HBASE-8791</a>] -         Precommit hadoopqa is broke since -r1491656
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8794'>HBASE-8794</a>] -         DependentColumnFilter.toString() throws NullPointerException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8795'>HBASE-8795</a>] -         bin/hbase zkcli cannot take arguments anymore
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8797'>HBASE-8797</a>] -         Prevent merging regions from moving during online merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8798'>HBASE-8798</a>] -         Fix a minor bug in shell command with clone_snapshot table error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8799'>HBASE-8799</a>] -         TestAccessController#testBulkLoad failing on trunk/0.95
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8802'>HBASE-8802</a>] -         totalCompactingKVs may overflow
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8811'>HBASE-8811</a>] -         REST service ignores misspelled &quot;check=&quot; parameter, causing unexpected mutations
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8813'>HBASE-8813</a>] -         Fix time b/w recoverLease invocations from HBASE 8449
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8814'>HBASE-8814</a>] -         Possible NPE in split if a region has empty store files.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8849'>HBASE-8849</a>] -         CellCodec should write and read the memstoreTS/mvccVersion
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8853'>HBASE-8853</a>] -         The client connection is not cut when receiving the failure notification
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8854'>HBASE-8854</a>] -         TestScannersFromClientSide.testScanBatch failed with &#39;There should have room before prefetching is submitted&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8856'>HBASE-8856</a>] -         Crash when attempting split with DelimitedKeyPrefixRegionSplitPolicy
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8864'>HBASE-8864</a>] -         Fix 2 javadoc warnings
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8867'>HBASE-8867</a>] -         HLogUtils#getServerNameFromHLogDirectoryName does not take into account the -splitting extension
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8869'>HBASE-8869</a>] -         incorrect javadoc for CompactionRequest.compareTo()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8870'>HBASE-8870</a>] -         Store.needsCompaction() should include minFilesToCompact
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8871'>HBASE-8871</a>] -         The region server can crash at startup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8874'>HBASE-8874</a>] -         PutCombiner is skipping KeyValues while combining puts of same row during bulkload
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8875'>HBASE-8875</a>] -         incorrect javadoc for EXCLUDE_FROM_MINOR_COMPACTION
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8877'>HBASE-8877</a>] -         Reentrant row locks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8879'>HBASE-8879</a>] -         Client Scanner spams the logs if there are lots of scanners.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8880'>HBASE-8880</a>] -         Integration Tests shouldn&#39;t set the number or reties.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8882'>HBASE-8882</a>] -         Create an Integration Test to Test MTTR
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8899'>HBASE-8899</a>] -         Could not open a region on a server where it is being closed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8902'>HBASE-8902</a>] -         IntegrationTestBulkLoad takes way too long
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8904'>HBASE-8904</a>] -         Clean up IntegrationTestMTTR and add small features.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8909'>HBASE-8909</a>] -         HBASE-6170 broke &quot;hbase.regionserver.lease.period&quot; config, we should support it for BC
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8910'>HBASE-8910</a>] -         HMaster.abortNow shouldn&#39;t try to become a master again if it was stopped
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8913'>HBASE-8913</a>] -         Remove &quot;.replogs&quot; reference as we no longer use it
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8917'>HBASE-8917</a>] -         Minor cleanup and fixes for POM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8920'>HBASE-8920</a>] -         TestZKBasedOpenCloseRegion.testReOpenRegion fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8924'>HBASE-8924</a>] -         Master Can fail to come up after chaos monkey if the sleep time is too short.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8930'>HBASE-8930</a>] -         Filter evaluates KVs outside requested columns
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8933'>HBASE-8933</a>] -         TestSplitTransactionOnCluster fails because &quot;Region not moved off .META. server&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8944'>HBASE-8944</a>] -         Document workaround for MiniDFSCluster exceptions when running tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8952'>HBASE-8952</a>] -         Missing error handling can cause RegionServer RPC thread to busy loop forever
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8953'>HBASE-8953</a>] -         TestFromClientSide.testClientPoolThreadLocal fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8955'>HBASE-8955</a>] -         TestStochasticLoadBalancer timedout
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8956'>HBASE-8956</a>] -         A couple of small misspellings thoughout the codebase.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8957'>HBASE-8957</a>] -         TestDrainingServer. testDrainingServerWithAbort fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8967'>HBASE-8967</a>] -         Duplicate call to snapshotManager.stop() in HRegionServer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8972'>HBASE-8972</a>] -         TestCreateTableHandler.testMasterRestartAfterEnablingNodeIsCreated failed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8975'>HBASE-8975</a>] -         NPE/HTTP 500 when opening the master&#39;s web UI too early
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8981'>HBASE-8981</a>] -         add a check on the ServerName parse
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8982'>HBASE-8982</a>] -         Useless logs in  ipc.RpcClient$Connection(584): Not able to close an output stream
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8983'>HBASE-8983</a>] -         HBaseConnection#deleteAllConnections does not always delete
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8985'>HBASE-8985</a>] -         Not enough logging in SplitLogManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8987'>HBASE-8987</a>] -         ProtobufUtil.toException doesn&#39;t handle plain RemoteException, gets a NoSuchMethodException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8988'>HBASE-8988</a>] -         Reuse the thread pool in the shell to not run out of threads
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8998'>HBASE-8998</a>] -         TestSnapshotCloneIndependence.testOnlineSnapshotMetadataChangesIndependent fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9006'>HBASE-9006</a>] -         RPC code requires cellBlockCodecClass even though one is defined by default
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9008'>HBASE-9008</a>] -         Reenable TestReplicationKillSlaveRS.killOneSlaveRS
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9016'>HBASE-9016</a>] -         Cleanup of HRegion (javadoc, unnecessary inits, unnecessary unboxing)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9021'>HBASE-9021</a>] -         Create a unit test for ReplicationHLogReaderManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9023'>HBASE-9023</a>] -         TestIOFencing.testFencingAroundCompactionAfterWALSync occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9031'>HBASE-9031</a>] -         ImmutableBytesWritable.toString() should downcast the bytes before converting to hex string
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9034'>HBASE-9034</a>] -         hbase-daemon.sh swallows start up errors
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9035'>HBASE-9035</a>] -         Incorrect example for using a scan stopRow in HBase book
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9036'>HBASE-9036</a>] -         Few small code cleanup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9038'>HBASE-9038</a>] -         Compaction WALEdit gives NPEs with Replication enabled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9044'>HBASE-9044</a>] -         Merging regions throws NPE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9048'>HBASE-9048</a>] -         HCM throws NullPointerException under load
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9049'>HBASE-9049</a>] -         Generalize ServerCallable creation to support custom callables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9052'>HBASE-9052</a>] -         Prevent split/merged region from assigning again
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9055'>HBASE-9055</a>] -         HBaseAdmin#isTableEnabled() should return false for non-existent table 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9060'>HBASE-9060</a>] -         ExportSnapshot job fails if target path contains percentage character
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9079'>HBASE-9079</a>] -         FilterList getNextKeyHint skips rows that should be included in the results
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9085'>HBASE-9085</a>] -         Integration Tests fails because of bug in teardown phase where the cluster state is not being restored properly.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9087'>HBASE-9087</a>] -         Handlers being blocked during reads
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9088'>HBASE-9088</a>] -         TestSplitLogManager.testMultipleResubmits fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9092'>HBASE-9092</a>] -         OpenRegion could be ignored by mistake
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9096'>HBASE-9096</a>] -         Disable split during log replay
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9097'>HBASE-9097</a>] -         Set HBASE_CLASSPATH before rest of the classpath
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9099'>HBASE-9099</a>] -         logReplay could trigger double region assignment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9115'>HBASE-9115</a>] -         HTableInterface.append operation may overwrites values
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9119'>HBASE-9119</a>] -         hbase.mapreduce.hfileoutputformat.blocksize should configure with blocksize of a table
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9120'>HBASE-9120</a>] -         ClassFinder logs errors that are not
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9138'>HBASE-9138</a>] -         getHaseIntegrationTestingUtility() is misspelled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9144'>HBASE-9144</a>] -         Leases class has contention that&#39;s not needed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9146'>HBASE-9146</a>] -         TestHTablePool hangs when run as part of runMediumTests profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9151'>HBASE-9151</a>] -         HBCK cannot fix when meta server znode deleted, this can happen if all region servers stopped and there are no logs to split.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9152'>HBASE-9152</a>] -         Not able to find HMaster and HRegionServer processes with grep by process name on ps result because of large classpath as argument.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9156'>HBASE-9156</a>] -         2000ms timeout for some client calls
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9158'>HBASE-9158</a>] -         Serious bug in cyclic replication
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9173'>HBASE-9173</a>] -         replication_admin#get_peer_state(id) in ruby script pointing to undefined method `getPeerState&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9174'>HBASE-9174</a>] -         javac hangs compiling hbase-example module since namespaces went in
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9177'>HBASE-9177</a>] -         Cluster UUID is not properly parsable after rewriting to PB.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9181'>HBASE-9181</a>] -         Fix javadoc warnings introduce by namespaces
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9182'>HBASE-9182</a>] -         Allow non-admin users to list all table names
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9184'>HBASE-9184</a>] -         Ignore zk assign event if region is not known in transition
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9185'>HBASE-9185</a>] -         mvn site target fails when building with Maven 3.1
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9189'>HBASE-9189</a>] -         IncreasingToUpperBoundRegionSplitPolicy.shouldSplit() should check all the stores before returning.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9190'>HBASE-9190</a>] -         Update scan.rb description to match the naming convention of META after namespace change
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9192'>HBASE-9192</a>] -         IntegrationTestBigLinkedListWithChaosMonkey never exits if there is an error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9195'>HBASE-9195</a>] -         Fix TestFSHDFSUtils against java7 test re-ordering
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9197'>HBASE-9197</a>] -         TestAdmin#testShouldCloseTheRegionBasedOnTheEncodedRegionName shuts down the namespaces table and never starts it up again
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9198'>HBASE-9198</a>] -         RpcClient#call could hang
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9199'>HBASE-9199</a>] -         Call duration is not accurate
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9200'>HBASE-9200</a>] -         HFilePrettyPrinter finds incorrect largest row
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9204'>HBASE-9204</a>] -         An Offline SplitParent Region can be assigned breaking split references
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9211'>HBASE-9211</a>] -         &quot;ERROR: undefined method `message&#39; for nil:NilClass&quot; in the shell on error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9224'>HBASE-9224</a>] -         Print out name of the method we do not support rather than throw NPE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9226'>HBASE-9226</a>] -         Thrift host and port are hardcoded in thrift2 DemoClient.java
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9230'>HBASE-9230</a>] -         Fix the server so it can take a pure pb request param and return a pure pb result
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9232'>HBASE-9232</a>] -         Fix javadoc warning and a few findbugs items.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9233'>HBASE-9233</a>] -         isTableAvailable() may be stuck if an offline parent was never assigned
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9234'>HBASE-9234</a>] -         Rebuilding user regions should ignore system tables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9236'>HBASE-9236</a>] -         region_mover#getTable() should use TableName.toString() instead of Bytes.toString()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9237'>HBASE-9237</a>] -         Integration test cleanup after ChaosMonkey refactor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9250'>HBASE-9250</a>] -         Lease sleep time can throw an exception
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9251'>HBASE-9251</a>] -         list_namespace_tables seems to fail
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9253'>HBASE-9253</a>] -         Clean up IT test code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9255'>HBASE-9255</a>] -         TestAsyncProcess#testErrorsServers is flaky on suse linux
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9257'>HBASE-9257</a>] -         TestAsyncProcess#testFailAndSuccess fails sometime due to a race condition
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9267'>HBASE-9267</a>] -         StochasticLoadBalancer goes over its processing time limit
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9268'>HBASE-9268</a>] -         Client doesn&#39;t recover from a stalled region server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9269'>HBASE-9269</a>] -         IntegrationTestBulkLoad fails because a public constructor is needed.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9271'>HBASE-9271</a>] -         Doc the major differences between 0.94 and 0.96; a distillation of release notes for those w/ limited attention
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9274'>HBASE-9274</a>] -         After HBASE-8408 applied, temporary test files are being left in /tmp/hbase-&lt;user&gt;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9278'>HBASE-9278</a>] -         Reading Pre-namespace meta table edits kills the reader
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9281'>HBASE-9281</a>] -         user_permission command encounters NullPointerException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9283'>HBASE-9283</a>] -         Struct and StructIterator should properly handle trailing nulls
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9285'>HBASE-9285</a>] -         User who created table cannot scan the same table due to Insufficient permissions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9289'>HBASE-9289</a>] -         hbase-assembly pom should use project.parent.basedir
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9290'>HBASE-9290</a>] -         Add logging in IntegrationTestBigLinkedList Verify reduce phase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9296'>HBASE-9296</a>] -         Update to bootstrap 3.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9298'>HBASE-9298</a>] -         ns checker runs too frequently; too much mention in master logs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9301'>HBASE-9301</a>] -         Default hbase.dynamic.jars.dir to hbase.rootdir/jars
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9302'>HBASE-9302</a>] -         Column family and qualifier should be allowed to be set as null in grant shell command
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9303'>HBASE-9303</a>] -         Snapshot restore of table which splits after snapshot was taken encounters &#39;Region is not online&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9307'>HBASE-9307</a>] -         HalfStoreFileReader needs to handle the faked key else compactions go into infinite loops
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9308'>HBASE-9308</a>] -         Fix precommit javadoc warnings
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9309'>HBASE-9309</a>] -         The links in the backup masters template are bad
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9310'>HBASE-9310</a>] -         Remove slop for Stochastic load balancer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9312'>HBASE-9312</a>] -         Lower StochasticLoadBalancer&#39;s default max run time 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9318'>HBASE-9318</a>] -         Procedure#waitForLatch may not throw error even there is one
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9319'>HBASE-9319</a>] -         Apply &#39;HBASE-7685 Closing socket connection can&#39;t be removed from SecureClient&#39; to trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9320'>HBASE-9320</a>] -         Up timeouts on NamespaceUpgrades timeouts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9321'>HBASE-9321</a>] -         Contention getting the current user in RpcClient$Connection.writeRequest
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9322'>HBASE-9322</a>] -         Contention on the SoftValueSortedMap with multiple clients
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9323'>HBASE-9323</a>] -         TestHRegionOnCluster fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9326'>HBASE-9326</a>] -         ServerName is created using getLocalSocketAddress, breaks binding to the wildcard address. Revert HBASE-8640
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9327'>HBASE-9327</a>] -         retryTime log is confusing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9328'>HBASE-9328</a>] -         Table web UI is corrupted sometime
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9329'>HBASE-9329</a>] -         SnapshotManager should check for directory existance before throwing a warning.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9332'>HBASE-9332</a>] -         OrderedBytes does not decode Strings correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9337'>HBASE-9337</a>] -         shell &#39;user_permission&#39; throws no method &#39;toStringBinary&#39; for (o.a.h.h.TableName) 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9338'>HBASE-9338</a>] -         Test Big Linked List fails on Hadoop 2.1.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9340'>HBASE-9340</a>] -         revoke &#39;user&#39; throws ArrayIndexOutOfBoundsException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9344'>HBASE-9344</a>] -         RegionServer not shutting down upon KeeperException in open region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9346'>HBASE-9346</a>] -         HBCK should provide an option to check if regions boundaries are the same in META and in stores.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9348'>HBASE-9348</a>] -         TerminatedWrapper error decoding, skipping skippable types
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9350'>HBASE-9350</a>] -         In ChaosMonkey, MoveRegionsOfTableAction throws UnknownRegionException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9353'>HBASE-9353</a>] -         HTable returned by MetaReader#getMetaHTable() is not closed in MetaEditor#addRegionToMeta()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9364'>HBASE-9364</a>] -         Get request with multiple columns returns partial results
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9366'>HBASE-9366</a>] -         TestHTraceHooks.testTraceCreateTable ConcurrentModificationException up in htrace lib
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9372'>HBASE-9372</a>] -         Restore HConstants.META_TABLE_NAME as deprecated
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9375'>HBASE-9375</a>] -         [REST] Querying row data gives all the available versions of a column
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9380'>HBASE-9380</a>] -         StoreFile.Reader is not being closed on memstore flush
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9382'>HBASE-9382</a>] -         replicateWALEntry doesn&#39;t use the replication handlers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9384'>HBASE-9384</a>] -         [WINDOWS] Using file://{hbase.tmp.dir}/hbase for hbase.rootdir causes illegal argument exception on windows
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9386'>HBASE-9386</a>] -         [WINDOWS] Small improvements to .cmd scripts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9387'>HBASE-9387</a>] -         Region could get lost during assignment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9388'>HBASE-9388</a>] -         [replication] ZK Dump prints the raw PBUF for the HLog positions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9390'>HBASE-9390</a>] -         coprocessors observers are not called during a recovery with the new log replay algorithm
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9391'>HBASE-9391</a>] -         Compilation problem in AccessController with JDK 6
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9394'>HBASE-9394</a>] -         [replication] size accounting is completely off in the source
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9400'>HBASE-9400</a>] -         [UI] Catalog tables section isn&#39;t aligned
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9402'>HBASE-9402</a>] -         initCause() uses wrong exception in ProtobufLogReader#readNext(HLog$Entry)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9411'>HBASE-9411</a>] -         Increment / decrement of rpcCount in RpcServer#Connection is not protected by synchronization
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9412'>HBASE-9412</a>] -         Startup scripts create 2 .out files.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9413'>HBASE-9413</a>] -         WebUI says &quot;.META.&quot; table but table got renames to &quot;hbase:meta&quot;. Meed to update the UI.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9414'>HBASE-9414</a>] -         start-hbase.cmd doesn&#39;t need the execute flag.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9418'>HBASE-9418</a>] -         REST server web UI has some dead links
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9419'>HBASE-9419</a>] -         Add more informative client column to Integration Test Linked List
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9420'>HBASE-9420</a>] -         Math.max() on syncedTillHere lacks synchronization
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9421'>HBASE-9421</a>] -         Provide better error message when dropping non-existent namespace
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9423'>HBASE-9423</a>] -         Log splitting should not start till HDFS out of safe mode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9425'>HBASE-9425</a>] -         Starting a LocalHBaseCluster when 2181 is occupied results in &quot;Too many open files&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9428'>HBASE-9428</a>] -         Regex filters are at least an order of magnitude slower since 0.94.3
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9430'>HBASE-9430</a>] -         Memstore heapSize calculation - DEEP_OVERHEAD is incorrect
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9433'>HBASE-9433</a>] -         OpenRegionHandler uses different assignment timeout
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9434'>HBASE-9434</a>] -         hbck tries to sideline file to root dir
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9435'>HBASE-9435</a>] -         Fix jersey serialization/deserialization of json objects
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9436'>HBASE-9436</a>] -         hbase.regionserver.handler.count default: 5, 10, 25, 30? pick one
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9437'>HBASE-9437</a>] -         hbase.regionserver.checksum.verify default: true or false
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9439'>HBASE-9439</a>] -         shell command list shows something not meaningful
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9442'>HBASE-9442</a>] -         HLogKey(walKey) constructor needs to be either removed, deprecated or fixed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9446'>HBASE-9446</a>] -         saveVersion.sh spit pushd: not found popd: not found
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9449'>HBASE-9449</a>] -         document how to use shell enhancements from HBASE-5548
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9450'>HBASE-9450</a>] -         TestDistributedLogSplitting fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9451'>HBASE-9451</a>] -         Meta remains unassigned when the meta server crashes with the ClusterStatusListener set
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9452'>HBASE-9452</a>] -         Simplify the configuration of the multicast notifier
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9453'>HBASE-9453</a>] -         make dev-support/generate-hadoopX-poms.sh have exec perms.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9454'>HBASE-9454</a>] -         HBaseAdmin#unassign() has incorrect @param argument
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9457'>HBASE-9457</a>] -         Master could fail start if region server with system table is down
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9460'>HBASE-9460</a>] -         Fix HLogPerformanceEvaluation so runs against localfs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9461'>HBASE-9461</a>] -         Some doc and cleanup in RPCServer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9462'>HBASE-9462</a>] -         HBaseAdmin#isTableEnabled() should throw exception for non-existent table
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9463'>HBASE-9463</a>] -         Fix comments around alter tables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9468'>HBASE-9468</a>] -         Previous active master can still serves RPC request when it is trying recovering expired zk session
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9471'>HBASE-9471</a>] -         htrace synchronized on getInstance
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9474'>HBASE-9474</a>] -         Cleanup of hbase script usage
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9475'>HBASE-9475</a>] -         Fix pom warnings found by new m2eclipse
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9476'>HBASE-9476</a>] -         Yet more master log cleanup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9480'>HBASE-9480</a>] -         Regions are unexpectedly made offline in certain failure conditions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9482'>HBASE-9482</a>] -         Do not enforce secure Hadoop for secure HBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9485'>HBASE-9485</a>] -         TableOutputCommitter should implement recovery if we don&#39;t want jobs to start from 0 on RM restart
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9486'>HBASE-9486</a>] -         NPE in HTable.close() with AsyncProcess
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9492'>HBASE-9492</a>] -         hdfs-site.xml is not excluded from the it-test jar
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9497'>HBASE-9497</a>] -         Old .META. .tableinfo file kills HMaster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9498'>HBASE-9498</a>] -         NPE in HBaseAdmin if master not running
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9502'>HBASE-9502</a>] -         HStore.seekToScanner should handle magic value
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9508'>HBASE-9508</a>] -         Restore some API mistakenly removed in client, mapred*, and common
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9509'>HBASE-9509</a>] -         Fix HFile V1 Detector to handle AccessControlException for non-existant files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9510'>HBASE-9510</a>] -         Namespace operations should throw clean exceptions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9511'>HBASE-9511</a>] -         LZ4 codec retrieval executes redundant code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9512'>HBASE-9512</a>] -         Regions can&#39;t get out InRecovery state sometimes when turn off distributeLogReplay and restart a cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9514'>HBASE-9514</a>] -         Prevent region from assigning before log splitting is done
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9519'>HBASE-9519</a>] -         fix NPE in EncodedScannerV2.getFirstKeyInBlock()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9521'>HBASE-9521</a>] -         clean clearBufferOnFail behavior and deprecate it
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9525'>HBASE-9525</a>] -         &quot;Move&quot; region right after a region split is dangerous
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9533'>HBASE-9533</a>] -         List of dependency jars for MR jobs is hard-coded and does not include netty, breaking MRv1 jobs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9534'>HBASE-9534</a>] -         Short-Circuit Coprocessor HTable access when on the same server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9536'>HBASE-9536</a>] -         Fix minor javadoc warnings
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9539'>HBASE-9539</a>] -         Handle post namespace snapshot files  when checking for HFile V1 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9547'>HBASE-9547</a>] -         Surefire steals focus on mac osx
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9548'>HBASE-9548</a>] -         Cleanup SnapshotTestingUtils
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9549'>HBASE-9549</a>] -         KeyValue#parseColumn(byte[]) does not handle empty qualifier
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9550'>HBASE-9550</a>] -         IntegrationTestBigLinkedList used to be able to run on pseudo-distributed clusters
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9551'>HBASE-9551</a>] -         HBaseTestingUtility#createPreSplitLoadTestTable double close HBaseAdmin
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9554'>HBASE-9554</a>] -         TestOfflineMetaRebuildOverlap#testMetaRebuildOverlapFail fails due to NPE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9555'>HBASE-9555</a>] -         Reset loadbalancer back to StochasticLoadBalancer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9557'>HBASE-9557</a>] -         strange dependencies for hbase-client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9558'>HBASE-9558</a>] -         PerformanceEvaluation is in hbase-server, and create a dependency to MiniDFSCluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9561'>HBASE-9561</a>] -         hbase-server-tests.jar contains a test mapred-site.xml
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9563'>HBASE-9563</a>] -         Autorestart doesn&#39;t work if zkcleaner fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9565'>HBASE-9565</a>] -         LocalityRegionPicker was mistakenly commented out
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9569'>HBASE-9569</a>] -         TestHLog is broken
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9579'>HBASE-9579</a>] -         Sanity check visiblity and audience for server-side modules.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9581'>HBASE-9581</a>] -         Few tests broken since HBASE-9551
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9590'>HBASE-9590</a>] -         TableEventHandler#reOpenAllRegions() should close the HTable instance
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9597'>HBASE-9597</a>] -         Create hbase-thrift module
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9598'>HBASE-9598</a>] -         Non thread safe increment of task.unforcedResubmits in SplitLogManager#resubmit()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9600'>HBASE-9600</a>] -         TestColumnSchemaModel and TestTableSchemaModel test cases are failing with IBM IBM Java 6
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9602'>HBASE-9602</a>] -         Cluster can&#39;t start when log splitting at startup time and the master&#39;s web UI is refreshed a few times
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9603'>HBASE-9603</a>] -         IsRestoreSnapshotDoneResponse has wrong default causing restoreSnapshot() to be async
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9609'>HBASE-9609</a>] -         AsyncProcess doesn&#39;t increase all the counters when trying to limit the per region flow.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9610'>HBASE-9610</a>] -         TestThriftServer.testAll failing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9612'>HBASE-9612</a>] -         Ability to batch edits destined to different regions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9632'>HBASE-9632</a>] -         Put the shell in a maven sub module (hbase-shell) instead of hbase-server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9633'>HBASE-9633</a>] -         Partial reverse of HBASE-9533
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9639'>HBASE-9639</a>] -         SecureBulkLoad dispatches file load requests to all Regions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9640'>HBASE-9640</a>] -         Increment of loadSequence in CoprocessorHost#loadInstance() is thread-unsafe 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9642'>HBASE-9642</a>] -         AM ZK Workers stuck doing 100% CPU on HashMap.put
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9645'>HBASE-9645</a>] -         Regionserver halt because of HLog&#39;s &quot;Logic Error Snapshot seq id from earlier flush still present!&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9647'>HBASE-9647</a>] -         Add a test in TestAsyncProcess to check the number of threads created
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9649'>HBASE-9649</a>] -         HFilePrettyPrinter should not throw a NPE if FirstKey or LastKey is null.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9650'>HBASE-9650</a>] -         Per region metrics are not showing up for system tables.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9653'>HBASE-9653</a>] -         Add compaction metrics to trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9659'>HBASE-9659</a>] -         some integration tests can no longer be run using maven
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9660'>HBASE-9660</a>] -         Release source tarball should contain ./dev-support contents.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9662'>HBASE-9662</a>] -         PerformanceEvaluation input do not handle tags properties
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9663'>HBASE-9663</a>] -         PerformanceEvaluation does not properly honor specified table name parameter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9670'>HBASE-9670</a>] -         Client pause should be 100ms everywhere
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9672'>HBASE-9672</a>] -         LoadTestTool NPE&#39;s when -num_tables is given, but -tn is not
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9676'>HBASE-9676</a>] -         AsyncProcess can create more tasks than hbase.client.max.total.tasks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9685'>HBASE-9685</a>] -         IntegrationTestMTTR should stop on RetriesExhaustedException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9687'>HBASE-9687</a>] -         ClassNotFoundException is thrown when ExportSnapshot runs against hadoop cluster where HBase is not installed on the same node as resourcemanager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9688'>HBASE-9688</a>] -         Fix javadoc warning in HConnectionManager class javadoc
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9694'>HBASE-9694</a>] -         HBaseTestingUtility.createTable infinite loop
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9695'>HBASE-9695</a>] -         Some never used local variables cleanup.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9696'>HBASE-9696</a>] -         Master recovery ignores online merge znode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9697'>HBASE-9697</a>] -         ZKDataMigrator should exit on table(s) null check.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9698'>HBASE-9698</a>] -         HBCK does not handle tables with no regions left
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9699'>HBASE-9699</a>] -         For Downstreamers using HBaseTestingUtility is hard.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9700'>HBASE-9700</a>] -         remove htrace-zipkin from the runtime dependencies
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9706'>HBASE-9706</a>] -         Improve detection of secure ZooKeeper
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9709'>HBASE-9709</a>] -         LogReplay throws NPE when no KVs to be replayed in a WALEdit
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9710'>HBASE-9710</a>] -         Use the region name, not the encoded name, when region is not on current server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9718'>HBASE-9718</a>] -         Add a test scope dependency on org.slf4j:slf4j-api to hbase-client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9723'>HBASE-9723</a>] -         TestAsyncProcess#testFailAndSuccess &amp; testThreadCreation are flaky on SUSE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9724'>HBASE-9724</a>] -         Failed region split is not handled correctly by AM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9727'>HBASE-9727</a>] -         HBase Rest Server - DELETE scanner operation is a no-op
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9728'>HBASE-9728</a>] -         generate-hadoopX-poms.sh examples is wrong.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9730'>HBASE-9730</a>] -         Exceptions in multi operations are not handled correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9732'>HBASE-9732</a>] -         Static AtomicLong updated in StoreFileScanner every (re)seek
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9735'>HBASE-9735</a>] -         region_mover.rb uses the removed HConnection.getZooKeeperWatcher() method
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9737'>HBASE-9737</a>] -         Corrupt HFile cause resource leak leading to Region Server OOM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9743'>HBASE-9743</a>] -         RollingBatchRestartRsAction aborts if timeout
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9745'>HBASE-9745</a>] -         Append HBASE_CLASSPATH to end of Java classpath and use another env var for prefix
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9747'>HBASE-9747</a>] -         PrefixFilter with OR condition gives wrong results
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9748'>HBASE-9748</a>] -         Address outstanding comments raised for HBASE-9696
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9751'>HBASE-9751</a>] -         Excessive  readpoints checks in StoreFileScanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9753'>HBASE-9753</a>] -         Excessive readpoint checks in MemstoreScanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9754'>HBASE-9754</a>] -         Eliminate threadlocal from MVCC code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9755'>HBASE-9755</a>] -         Cannot run classes in hbase-server tests jar from command line 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9759'>HBASE-9759</a>] -         Prevent random number collision in IntegrationTestBulkLoad
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9761'>HBASE-9761</a>] -         Put copy constructor should clone the operation attributes also
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9765'>HBASE-9765</a>] -         TestImportTsv.testBulkOutputWithTsvImporterTextMapper() may not be working correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9766'>HBASE-9766</a>] -         HFileV3 - Optional tags write and read is not working as expected
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9768'>HBASE-9768</a>] -         Two issues in AsyncProcess
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9770'>HBASE-9770</a>] -         HFilePerformanceEvaluation is using the wrong Comparator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9773'>HBASE-9773</a>] -         Master aborted when hbck asked the master to assign a region that was already online
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9776'>HBASE-9776</a>] -         Test Load And Verify Fails with TableNotEnabledException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9785'>HBASE-9785</a>] -         Fix heap size reporting in HRegion
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9786'>HBASE-9786</a>] -         [hbck]: hbck -metaonly incorrectly reports inconsistent regions after HBASE-9698 fix
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9788'>HBASE-9788</a>] -         [WINDOWS] Update rest server class name
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9791'>HBASE-9791</a>] -         MR initializes scanner twice
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9792'>HBASE-9792</a>] -         Region states should update last assignments when a region is opened.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9793'>HBASE-9793</a>] -         Offline a region before it&#39;s closed could cause double assignment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9796'>HBASE-9796</a>] -         npe in RegionServerCallable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9798'>HBASE-9798</a>] -         Include dependency hamcrest-core
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9807'>HBASE-9807</a>] -         block encoder unnecessarily copies the key for each reseek
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9808'>HBASE-9808</a>] -         org.apache.hadoop.hbase.rest.PerformanceEvaluation is out of sync with org.apache.hadoop.hbase.PerformanceEvaluation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9810'>HBASE-9810</a>] -         Global memstore size will be calculated wrongly if replaying recovered edits throws exception
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9813'>HBASE-9813</a>] -         Log splitting doesn&#39;t prevent RS creating new hlog file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9816'>HBASE-9816</a>] -         Address review comments in HBASE-8496
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9821'>HBASE-9821</a>] -         Scanner id could collide
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9822'>HBASE-9822</a>] -         IntegrationTestLazyCfLoading failed occasionally in a secure enviroment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9838'>HBASE-9838</a>] -         Fix javadoc warning in ImportTsv#TsvParser ctor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9843'>HBASE-9843</a>] -         Various fixes in client code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9848'>HBASE-9848</a>] -         Make regionserver Canary exit with different exit codes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9849'>HBASE-9849</a>] -         [REST] Forbidden schema delete in read only mode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9850'>HBASE-9850</a>] -         Issues with UI for table compact/split operation completion. After split/compaction operation using UI, the page is not automatically redirecting back using IE8/Firefox.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9856'>HBASE-9856</a>] -         Fix some findbugs Performance Warnings
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9859'>HBASE-9859</a>] -         Canary Shouldn&#39;t go off if the table being read from is disabled
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9862'>HBASE-9862</a>] -         manage error per server and per region in the protobuffed client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9863'>HBASE-9863</a>] -         Intermittently TestZooKeeper#testRegionAssignmentAfterMasterRecoveryDueToZKExpiry hangs in admin#createTable() call
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9865'>HBASE-9865</a>] -         Reused WALEdits in replication may cause RegionServers to go OOM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9868'>HBASE-9868</a>] -         Remove some array copy, especially around protobuf
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9869'>HBASE-9869</a>] -         Optimize HConnectionManager#getCachedLocation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9870'>HBASE-9870</a>] -         HFileDataBlockEncoderImpl#diskToCacheFormat uses wrong format
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9871'>HBASE-9871</a>] -         PB issue : Increment attributes are not getting passed to server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9872'>HBASE-9872</a>] -         ModifyTable does not  modify the attributes of a newly modified/changed ColumnDescriptor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9874'>HBASE-9874</a>] -         Append and Increment operation drops Tags
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9885'>HBASE-9885</a>] -         Avoid some Result creation in protobuf conversions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9886'>HBASE-9886</a>] -         Optimize ServerName#compareTo
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9890'>HBASE-9890</a>] -         MR jobs are not working if started by a delegated user
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9893'>HBASE-9893</a>] -         Incorrect assert condition in OrderedBytes decoding
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9895'>HBASE-9895</a>] -         0.96 Import utility can&#39;t import an exported file from 0.94
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9900'>HBASE-9900</a>] -         Fix unintended byte[].toString in AccessController
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9901'>HBASE-9901</a>] -         Add a toString in HTable, fix a log in AssignmentManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9902'>HBASE-9902</a>] -         Region Server is starting normally even if clock skew is more than default 30 seconds(or any configured). -&gt; Regionserver node time is greater than master node time
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9903'>HBASE-9903</a>] -         Remove the jamon generated classes from the findbugs analysis
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9906'>HBASE-9906</a>] -         Restore snapshot fails to restore the meta edits sporadically  
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9908'>HBASE-9908</a>] -         [WINDOWS] Fix filesystem / classloader related unit tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9909'>HBASE-9909</a>] -         TestHFilePerformance should not be a unit test, but a tool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9915'>HBASE-9915</a>] -         Performance: isSeeked() in EncodedScannerV2 always returns false
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9918'>HBASE-9918</a>] -         MasterAddressTracker &amp; ZKNamespaceManager ZK listeners are missed after master recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9926'>HBASE-9926</a>] -         Scanner doesn&#39;t check if a region is available
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9947'>HBASE-9947</a>] -         Add CM action for online compression algorithm change
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9949'>HBASE-9949</a>] -         Fix the race condition between Compaction and StoreScanner.init
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9952'>HBASE-9952</a>] -         Snapshot restore may fail due to NullPointerException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9956'>HBASE-9956</a>] -         Remove keyLength cache from KeyValue
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9957'>HBASE-9957</a>] -         [WINDOWS] TestNamespaceUpgrade fails on windows
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9958'>HBASE-9958</a>] -         Remove some array copy, change lock scope in locateRegion
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9959'>HBASE-9959</a>] -         Remove some array copy - server side
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9960'>HBASE-9960</a>] -         Fix javadoc for CellUtil#tagsIterator()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9961'>HBASE-9961</a>] -         [WINDOWS] Multicast should bind to local address
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9962'>HBASE-9962</a>] -         Improve tag iteration
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9970'>HBASE-9970</a>] -         HBase BulkLoad, table is creating with the timestamp key also as a column to the table. 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9973'>HBASE-9973</a>] -         [ACL]: Users with &#39;Admin&#39; ACL permission will lose permissions after upgrade to 0.96.x from 0.94.x or 0.92.x
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9975'>HBASE-9975</a>] -         Not starting ReplicationSink when using custom implementation for the ReplicationSink.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9976'>HBASE-9976</a>] -         Don&#39;t create duplicated TableName objects
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9978'>HBASE-9978</a>] -         The client retries even if the method is not present on the server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9982'>HBASE-9982</a>] -         TestClientNoCluster should use random numbers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9983'>HBASE-9983</a>] -         Lower the memory footprint of HRegionLocation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9987'>HBASE-9987</a>] -         Remove some synchronisation points in HConnectionManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9988'>HBASE-9988</a>] -         DOn&#39;t use HRI#getEncodedName in the client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9989'>HBASE-9989</a>] -         Add a test on get in TestClientNoCluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9992'>HBASE-9992</a>] -         [hbck] Refactor so that arbitrary -D cmdline options are included 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9995'>HBASE-9995</a>] -         Not stopping ReplicationSink when using custom implementation for the ReplicationSink
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10004'>HBASE-10004</a>] -         Some fixes for scoping sequence Ids to region level
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10005'>HBASE-10005</a>] -         TestVisibilityLabels fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10011'>HBASE-10011</a>] -         Fix some findbugs in the client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10012'>HBASE-10012</a>] -         Hide ServerName constructor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10013'>HBASE-10013</a>] -         Enhance the message about ZK when there is an exception
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10014'>HBASE-10014</a>] -         HRegion#doMiniBatchMutation rollbacks the memstore even if there is nothing to rollback.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10015'>HBASE-10015</a>] -         Replace intrinsic locking with explicit locks in StoreScanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10026'>HBASE-10026</a>] -         HBaseAdmin#createTable could fail if region splits too fast
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10029'>HBASE-10029</a>] -         Proxy created by HFileSystem#createReorderingProxy() should properly close when connecting to HA namenode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10030'>HBASE-10030</a>] -         [JDK8] Erasure of PoolMap#remove(K,V) conflicts with superclass method
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10032'>HBASE-10032</a>] -         [JDK8] ConcurrentSkipListMap class size changed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10045'>HBASE-10045</a>] -         HMaster&#39;s clear command could conflict with JMX ports
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10046'>HBASE-10046</a>] -         Unmonitored HBase service could accumulate Status objects and OOM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10050'>HBASE-10050</a>] -         graceful_stop.sh syntax error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10051'>HBASE-10051</a>] -         rolling-restart.sh have old value of &quot;zookeeper.znode.unassiged&quot; config causing infinite loop
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10053'>HBASE-10053</a>] -         ProtobufUtil#toMutationNoData interface change causes downstream project build break
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10056'>HBASE-10056</a>] -         region_status.rb not adopted to 0.96 api
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10057'>HBASE-10057</a>] -         TestRestoreFlushSnapshotFromClient and TestRestoreSnapshotFromClient fail to finish occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10061'>HBASE-10061</a>] -         TableMapReduceUtil.findOrCreateJar calls updateMap(null, ) resulting in thrown NPE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10069'>HBASE-10069</a>] -         Potential duplicate calls to log#appendNoSync() in HRegion#doMiniBatchMutation()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10072'>HBASE-10072</a>] -         Regenerate ClientProtos after HBASE-4811
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10073'>HBASE-10073</a>] -         Revert HBASE-9718 (Add a test scope dependency on org.slf4j:slf4j-api to hbase-client)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10079'>HBASE-10079</a>] -         Race in TableName cache
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10084'>HBASE-10084</a>] -         [WINDOWS] bin\hbase.cmd should allow whitespaces in java.library.path and classpath
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10085'>HBASE-10085</a>] -         Some regions aren&#39;t re-assigned after a cluster restarts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10087'>HBASE-10087</a>] -         Store should be locked during a memstore snapshot
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10090'>HBASE-10090</a>] -         Master could hang in assigning meta
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10098'>HBASE-10098</a>] -         [WINDOWS] pass in native library directory from hadoop for unit tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10099'>HBASE-10099</a>] -         javadoc warning introduced by LabelExpander 188: warning - @return tag has no arguments 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10101'>HBASE-10101</a>] -         testOfflineRegionReAssginedAfterMasterRestart times out sometimes.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10103'>HBASE-10103</a>] -         TestNodeHealthCheckChore#testRSHealthChore: Stoppable must have been stopped
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10107'>HBASE-10107</a>] -         [JDK7] TestHBaseSaslRpcClient.testHBaseSaslRpcClientCreation failing on Jenkins
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10108'>HBASE-10108</a>] -         NullPointerException thrown while use Canary with &#39;-regionserver&#39; option
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10111'>HBASE-10111</a>] -         Verify that a snapshot is not corrupted before restoring it
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10112'>HBASE-10112</a>] -         Hbase rest query params for maxVersions and maxValues are not parsed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10114'>HBASE-10114</a>] -         _scan_internal() in table.rb should accept argument that specifies reverse scan
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10120'>HBASE-10120</a>] -         start-hbase.sh doesn&#39;t respect --config in non-distributed mode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10125'>HBASE-10125</a>] -         KeyValue(Cell c) copy constructor doesn&#39;t copy tags data
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10137'>HBASE-10137</a>] -         GeneralBulkAssigner with retain assignment plan can be used in EnableTableHandler to bulk assign the regions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10138'>HBASE-10138</a>] -         incorrect or confusing test value is used in block caches
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10142'>HBASE-10142</a>] -         TestLogRolling#testLogRollOnDatanodeDeath test failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10146'>HBASE-10146</a>] -         Bump HTrace version to 2.04
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10148'>HBASE-10148</a>] -         [VisibilityController] Tolerate regions in recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10149'>HBASE-10149</a>] -         TestZKPermissionsWatcher.testPermissionsWatcher test failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10155'>HBASE-10155</a>] -         HRegion isRecovering state is wrongly coming in postOpen hook
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10161'>HBASE-10161</a>] -         [AccessController] Tolerate regions in recovery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10163'>HBASE-10163</a>] -         Example Thrift DemoClient is flaky
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10176'>HBASE-10176</a>] -         Canary#sniff() should close the HTable instance
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10178'>HBASE-10178</a>] -         Potential null object dereference in TablePermission#equals()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10179'>HBASE-10179</a>] -         HRegionServer underreports readRequestCounts by 1 under certain conditions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10182'>HBASE-10182</a>] -         Potential null object deference in AssignmentManager#handleRegion()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10186'>HBASE-10186</a>] -         region_mover.rb broken because ServerName constructor is changed to private
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10187'>HBASE-10187</a>] -         AccessController#preOpen - Include &#39;labels&#39; table also into special tables list.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10193'>HBASE-10193</a>] -         Cleanup HRegion if one of the store fails to open at region initialization
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10194'>HBASE-10194</a>] -         [Usability]: Instructions in CompactionTool no longer accurate because of namespaces
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10195'>HBASE-10195</a>] -         &quot;mvn site&quot; build failed with OutOfMemoryError
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10196'>HBASE-10196</a>] -         Enhance HBCK to understand the case after online region merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10198'>HBASE-10198</a>] -         Add a note on how to Import 0.94 exported file to a 0.96 cluster or onwards
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10207'>HBASE-10207</a>] -         ZKVisibilityLabelWatcher : Populate the labels cache on startup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10210'>HBASE-10210</a>] -         during master startup, RS can be you-are-dead-ed by master in error
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10215'>HBASE-10215</a>] -         TableNotFoundException should be thrown after removing stale znode in ETH
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10219'>HBASE-10219</a>] -         HTTPS support for HBase in RegionServerListTmpl.jamon
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10220'>HBASE-10220</a>] -         Put all test service principals into the superusers list
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10221'>HBASE-10221</a>] -         Region from coprocessor invocations can be null on failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10223'>HBASE-10223</a>] -         [VisibilityController] cellVisibility presence check on Delete mutation is wrong
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10225'>HBASE-10225</a>] -         Bug in calls to RegionObsever.postScannerFilterRow
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10226'>HBASE-10226</a>] -         [AccessController] Namespace grants not always checked
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10231'>HBASE-10231</a>] -         Potential NPE in HBaseFsck#checkMetaRegion()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10232'>HBASE-10232</a>] -         Remove native profile from hbase-shell
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10233'>HBASE-10233</a>] -         VisibilityController is too chatty at DEBUG level
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10249'>HBASE-10249</a>] -         TestReplicationSyncUpTool fails because failover takes too long
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10260'>HBASE-10260</a>] -         Canary Doesn&#39;t pick up Configuration properly.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10264'>HBASE-10264</a>] -         [MapReduce]: CompactionTool in mapred mode is missing classes in its classpath
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10267'>HBASE-10267</a>] -         TestNamespaceCommands occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10268'>HBASE-10268</a>] -         TestSplitLogWorker occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10272'>HBASE-10272</a>] -         Cluster becomes nonoperational if the node hosting the active Master AND ROOT/META table goes offline
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10274'>HBASE-10274</a>] -         MiniZookeeperCluster should close ZKDatabase when shutdown ZooKeeperServers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10284'>HBASE-10284</a>] -         Build broken with svn 1.8
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10292'>HBASE-10292</a>] -         TestRegionServerCoprocessorExceptionWithAbort fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10298'>HBASE-10298</a>] -         TestIOFencing occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10304'>HBASE-10304</a>] -         Running an hbase job jar: IllegalAccessError: class com.google.protobuf.ZeroCopyLiteralByteString cannot access its superclass com.google.protobuf.LiteralByteString
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10307'>HBASE-10307</a>] -         IntegrationTestIngestWithEncryption assumes localhost cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10310'>HBASE-10310</a>] -         ZNodeCleaner session expired for /hbase/master
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10315'>HBASE-10315</a>] -         Canary shouldn&#39;t exit with 3 if there is no master running.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10318'>HBASE-10318</a>] -         generate-hadoopX-poms.sh expects the version to have one extra &#39;-&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10319'>HBASE-10319</a>] -         HLog should roll periodically to allow DN decommission to eventually complete.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10320'>HBASE-10320</a>] -         Avoid ArrayList.iterator() ExplicitColumnTracker
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10321'>HBASE-10321</a>] -         CellCodec has broken the 96 client to 98 server compatibility
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10322'>HBASE-10322</a>] -         Strip tags from KV while sending back to client on reads
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10326'>HBASE-10326</a>] -         Super user should be able scan all the cells irrespective of the visibility labels
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10329'>HBASE-10329</a>] -         Fail the writes rather than proceeding silently to prevent data loss when AsyncSyncer encounters null writer and its writes aren&#39;t synced by other Asyncer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10332'>HBASE-10332</a>] -         Missing .regioninfo file during daughter open processing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10333'>HBASE-10333</a>] -         Assignments are not retained on a cluster start
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10334'>HBASE-10334</a>] -         RegionServer links in table.jsp is broken
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10335'>HBASE-10335</a>] -         AuthFailedException in zookeeper may block replication forever
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10337'>HBASE-10337</a>] -         HTable.get() uninteruptible
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10338'>HBASE-10338</a>] -         Region server fails to start with AccessController coprocessor if installed into RegionServerCoprocessorHost
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10339'>HBASE-10339</a>] -         Mutation::getFamilyMap method was lost in 98
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10349'>HBASE-10349</a>] -         Table became unusable when master balanced its region after table was dropped
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10365'>HBASE-10365</a>] -         HBaseFsck should clean up connection properly when repair is completed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10366'>HBASE-10366</a>] -         0.94 filterRow() may be skipped in 0.96(or onwards) code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10370'>HBASE-10370</a>] -         Compaction in out-of-date Store causes region split failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10371'>HBASE-10371</a>] -         Compaction creates empty hfile, then selects this file for compaction and creates empty hfile and over again
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10375'>HBASE-10375</a>] -         hbase-default.xml hbase.status.multicast.address.port does not match code
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10384'>HBASE-10384</a>] -         Failed to increment serveral columns in one Increment
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10400'>HBASE-10400</a>] -         [hbck] Continue if region dir missing on region merge attempt
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10401'>HBASE-10401</a>] -         [hbck] perform overlap group merges in parallel
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10412'>HBASE-10412</a>] -         Distributed log replay : Cell tags getting missed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10422'>HBASE-10422</a>] -         ZeroCopyLiteralByteString.zeroCopyGetBytes has an unusable prototype and conflicts with AsyncHBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10426'>HBASE-10426</a>] -         user_permission in security.rb calls non-existent UserPermission#getTable method
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10429'>HBASE-10429</a>] -         Make Visibility Controller to throw a better msg if it is of type RegionServerCoprocessor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10431'>HBASE-10431</a>] -         Rename com.google.protobuf.ZeroCopyLiteralByteString
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10433'>HBASE-10433</a>] -         SecureProtobufWALReader does not handle unencrypted WALs if configured to encrypt
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10434'>HBASE-10434</a>] -         Store Tag compression information for a WAL in its header
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10435'>HBASE-10435</a>] -         Lower the log level of Canary region server match
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10438'>HBASE-10438</a>] -         NPE from LRUDictionary when size reaches the max init value
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10442'>HBASE-10442</a>] -         prepareDelete() isn&#39;t called before doPreMutationHook for a row deletion case
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10443'>HBASE-10443</a>] -         IndexOutOfBoundExceptions when processing compressed tags in HFile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10447'>HBASE-10447</a>] -         Memstore flusher scans storefiles also when the scanner heap gets reset
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10448'>HBASE-10448</a>] -         ZKUtil create and watch methods don&#39;t set watch in some cases
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10449'>HBASE-10449</a>] -         Wrong execution pool configuration in HConnectionManager
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10454'>HBASE-10454</a>] -         Tags presence file info can be wrong in HFiles when PrefixTree encoding is used
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10455'>HBASE-10455</a>] -         cleanup InterruptedException management
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10456'>HBASE-10456</a>] -         Balancer should not run if it&#39;s just turned off.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10460'>HBASE-10460</a>] -         Return value of Scan#setSmall() should be void
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10461'>HBASE-10461</a>] -         table.close() in TableEventHandler#reOpenAllRegions() should be enclosed in finally block
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10467'>HBASE-10467</a>] -         Restore HTableDescriptor#isDeferredLogFlush()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10470'>HBASE-10470</a>] -         Import generates huge log file while importing large amounts of data
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10477'>HBASE-10477</a>] -         Regression from HBASE-10337
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10506'>HBASE-10506</a>] -         Fail-fast if client connection is lost before the real call be executed in RPC layer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10653'>HBASE-10653</a>] -         Incorrect table status in HBase shell Describe
</li>
</ul>
            
<h2>        New Feature
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-1936'>HBASE-1936</a>] -         ClassLoader that loads from hdfs; useful adding filters to classpath without having to restart services
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4210'>HBASE-4210</a>] -         Allow coprocessor to interact with batches per region sent from a client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4811'>HBASE-4811</a>] -         Support reverse Scan
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6104'>HBASE-6104</a>] -         Require EXEC permission to call coprocessor endpoints
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6222'>HBASE-6222</a>] -         Add per-KeyValue Security
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7006'>HBASE-7006</a>] -         [MTTR] Improve Region Server Recovery Time - Distributed Log Replay
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7244'>HBASE-7244</a>] -         Provide a command or argument to startup, that formats znodes if provided
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7403'>HBASE-7403</a>] -         Online Merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7415'>HBASE-7415</a>] -         [snapshots] Add task information to snapshot operation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7525'>HBASE-7525</a>] -         A canary monitoring program specifically for regionserver
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7544'>HBASE-7544</a>] -         Transparent table/CF encryption
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7590'>HBASE-7590</a>] -         Add a costless notifications mechanism from master to regionservers &amp; clients
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7667'>HBASE-7667</a>] -         Support stripe compaction
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7826'>HBASE-7826</a>] -         Improve Hbase Thrift v1 to return results in sorted order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7842'>HBASE-7842</a>] -         Add compaction policy that explores more storefile groups
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7875'>HBASE-7875</a>] -         introduce a compaction switch in HBase Shell
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8163'>HBASE-8163</a>] -         MemStoreChunkPool: An improvement for JAVA GC when using MSLAB
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8369'>HBASE-8369</a>] -         MapReduce over snapshot files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8372'>HBASE-8372</a>] -         Provide mutability to CompoundConfiguration
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8415'>HBASE-8415</a>] -         DisabledRegionSplitPolicy
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8496'>HBASE-8496</a>] -         Implement tags and the internals of how a tag should look like
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8504'>HBASE-8504</a>] -         HTable.getRegionsInRange() should provide a non-cached API
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8663'>HBASE-8663</a>] -         a HBase Shell command to list the tables replicated from current cluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8753'>HBASE-8753</a>] -         Provide new delete flag which can delete all cells under a column-family which have designated timestamp
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9047'>HBASE-9047</a>] -         Tool to handle finishing replication when the cluster is offline
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9299'>HBASE-9299</a>] -         Generate the protobuf classes with hadoop-maven-plugin
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9630'>HBASE-9630</a>] -         Add thread which detects JVM pauses like HADOOP&#39;s
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9631'>HBASE-9631</a>] -         add murmur3 hash
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9985'>HBASE-9985</a>] -         Add HBase shell command to start/stop tracing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10119'>HBASE-10119</a>] -         Allow HBase coprocessors to clean up when they fail
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10416'>HBASE-10416</a>] -         Improvements to the import flow
</li>
</ul>
    
<h2>        Improvement
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-2231'>HBASE-2231</a>] -         Compaction events should be written to HLog
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-3171'>HBASE-3171</a>] -         Drop ROOT and instead store META location(s) directly in ZooKeeper
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4284'>HBASE-4284</a>] -         document permissions that need to be set on importtsv output before completebulkload
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4360'>HBASE-4360</a>] -         Maintain information on the time a RS went dead
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-4654'>HBASE-4654</a>] -         [replication] Add a check to make sure we don&#39;t replicate to ourselves
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5044'>HBASE-5044</a>] -         Clarify solution for problem described on http://hbase.apache.org/book/trouble.mapreduce.html
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5577'>HBASE-5577</a>] -         improve &#39;patch submission&#39; section in HBase book
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5930'>HBASE-5930</a>] -         Limits the amount of time an edit can live in the memstore.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-5945'>HBASE-5945</a>] -         Reduce buffer copies in IPC server response path
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6295'>HBASE-6295</a>] -         Possible performance improvement in client batch operations: presplit and send in background
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6580'>HBASE-6580</a>] -         Deprecate HTablePool in favor of HConnection.getTable(...)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6870'>HBASE-6870</a>] -         HTable#coprocessorExec always scan the whole table 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7181'>HBASE-7181</a>] -         Merge documentation improvement
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7183'>HBASE-7183</a>] -         print WARN message if hbase.replication.sizeOfLogQueue is too big
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7247'>HBASE-7247</a>] -         Assignment performances decreased by 50% because of regionserver.OpenRegionHandler#tickleOpening
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7410'>HBASE-7410</a>] -         [snapshots] add snapshot/clone/restore/export docs to ref guide
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7567'>HBASE-7567</a>] -         [replication] Create an interface for replication peers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7721'>HBASE-7721</a>] -         Atomic multi-row mutations in META
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7745'>HBASE-7745</a>] -         Import uses System.out.println instead of logging
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7790'>HBASE-7790</a>] -         Refactor OpenRegionHandler so that the cleanup happens in one place - the finally block
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7803'>HBASE-7803</a>] -         [REST] Support caching on scan
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7827'>HBASE-7827</a>] -         Improve the speed of Hbase Thirft Batch mutation for deletes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7843'>HBASE-7843</a>] -         enable encapsulating compaction policy/compactor/store file manager interaction shennanigans
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7845'>HBASE-7845</a>] -         optimize hfile index key
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7848'>HBASE-7848</a>] -         Use ZK-based read/write lock to make flush-type snapshot robust against table enable/disable/alter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7849'>HBASE-7849</a>] -         Provide administrative limits around bulkloads of files into a single region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7902'>HBASE-7902</a>] -         deletes may be removed during minor compaction,  in non-standard compaction schemes [rename enums]
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7908'>HBASE-7908</a>] -         Add jstack logs in hbase-common.sh when killing the server.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7917'>HBASE-7917</a>] -         Documentation for secure bulk load
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7930'>HBASE-7930</a>] -         hbck should provide an option to fix .META. rows with empty REGIONINFO_QUALIFIER
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7952'>HBASE-7952</a>] -         Remove update() and Improve ExplicitColumnTracker performance.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7977'>HBASE-7977</a>] -         Online merge should acquire table lock
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7979'>HBASE-7979</a>] -         Adding some utility methods in org.apache.hadoop.hbase.util.Bytes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8001'>HBASE-8001</a>] -         Avoid unnecessary lazy seek
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8031'>HBASE-8031</a>] -         Adopt goraci as an Integration test
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8059'>HBASE-8059</a>] -         Enhance test-patch.sh so that patch can specify hadoop-2.0 as the default profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8063'>HBASE-8063</a>] -         Filter HFiles based on first/last key
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8066'>HBASE-8066</a>] -         Provide Admin.isTableAvailable() for a given table along with splitkeys
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8077'>HBASE-8077</a>] -         Configure the job name in ImportTsv
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8080'>HBASE-8080</a>] -         refactor default compactor to make its parts easier to reuse
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8117'>HBASE-8117</a>] -         Remove redundant byte conversion methods from HConstants
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8137'>HBASE-8137</a>] -         Add failed to open/close region state
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8148'>HBASE-8148</a>] -         Allow IPC to bind on a specific address
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8152'>HBASE-8152</a>] -         Avoid creating empty reference file when splitkey is outside the key range of a store file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8205'>HBASE-8205</a>] -         HBCK support for table locks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8218'>HBASE-8218</a>] -         Pass HTable as parameter to methods of AggregationClient
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8235'>HBASE-8235</a>] -         Adding inmemory CF attribute to LoadTest and PerformanceEvaluation tool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8240'>HBASE-8240</a>] -         CompoundConfiguration should implement Iterable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8271'>HBASE-8271</a>] -         Book updates for changes to GC options in shell scripts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8272'>HBASE-8272</a>] -         make compaction checker frequency configurable per table/cf
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8284'>HBASE-8284</a>] -         Allow String Offset(s) in ColumnPaginationFilter for bookmark based pagination
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8301'>HBASE-8301</a>] -         Document for hbase.rpc.timeout
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8322'>HBASE-8322</a>] -         Re-enable hbase checksums by default
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8339'>HBASE-8339</a>] -         Make sure the StochasticLoadBalancer doesn&#39;t run a cost function when not needed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8345'>HBASE-8345</a>] -         Add all available resources in o.a.h.h.rest.RootResource and VersionResource to o.a.h.h.rest.client.RemoteAdmin
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8350'>HBASE-8350</a>] -         enable ChaosMonkey to run commands as different users
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8367'>HBASE-8367</a>] -         LoadIncrementalHFiles does not return an error code nor throw Exception when failures occur due to timeouts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8383'>HBASE-8383</a>] -         Support lib/*jar inside coprocessor jar
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8420'>HBASE-8420</a>] -         Port  HBASE-6874  Implement prefetching for scanners from 0.89-fb
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8438'>HBASE-8438</a>] -         Extend bin/hbase to print a &quot;mapreduce classpath&quot;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8439'>HBASE-8439</a>] -         [replication] Remove ReplicationZookeeper class
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8461'>HBASE-8461</a>] -         Provide the ability to delete multiple snapshots through single command
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8465'>HBASE-8465</a>] -         Auto-drop rollback snapshot for snapshot restore
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8470'>HBASE-8470</a>] -         Data file used by TestReference should be excluded from Apache Rat check
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8471'>HBASE-8471</a>] -         Server-side, remove convertion from pb type to client type before we call method
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8485'>HBASE-8485</a>] -         Retry to open a HLog on more exceptions 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8573'>HBASE-8573</a>] -         Store last flushed sequence id for each store of region for Distributed Log Replay
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8599'>HBASE-8599</a>] -         HLogs in ZK are not cleaned up when replication lag is minimal
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8608'>HBASE-8608</a>] -         Do an edit of logs.. we log too much.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8609'>HBASE-8609</a>] -         Make the CopyTable support startRow, stopRow options
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8613'>HBASE-8613</a>] -         Improve logging when BindException is received at startup time.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8617'>HBASE-8617</a>] -         Introducing a new config to disable writes during recovering 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8618'>HBASE-8618</a>] -         Master is providing dead RegionServer ServerName&#39;s to the balancer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8625'>HBASE-8625</a>] -         Dependency version upgrade
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8685'>HBASE-8685</a>] -         [REST] Minor fix to XMLSchema.xsd and ScannerModel
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8690'>HBASE-8690</a>] -         Reduce unnecessary getFileStatus hdfs calls in TTL hfile and hlog cleanners
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8692'>HBASE-8692</a>] -         [AccessController] Restrict HTableDescriptor enumeration
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8702'>HBASE-8702</a>] -         Make WALEditCodec pluggable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8704'>HBASE-8704</a>] -         Log the table name in ServerCallable.prepare.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8737'>HBASE-8737</a>] -         [replication] Change replication RPC to use cell blocks
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8740'>HBASE-8740</a>] -         Generate unique table names in TestAccessController
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8754'>HBASE-8754</a>] -         Log the client IP/port of the balancer invoker
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8755'>HBASE-8755</a>] -         A new write thread model for HLog to improve the overall HBase write throughput
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8768'>HBASE-8768</a>] -         Improve bulk load performance by moving key value construction from map phase to reduce phase.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8778'>HBASE-8778</a>] -         Region assigments scan table directory making them slow for huge tables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8785'>HBASE-8785</a>] -         revise zookeeper session timeout setting
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8809'>HBASE-8809</a>] -         Include deletes in the scan (setRaw) method does not respect the time range or the filter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8812'>HBASE-8812</a>] -         Avoid a wide line on the HMaster webUI if we have many ZooKeeper servers
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8847'>HBASE-8847</a>] -         Filter.transform() always applies unconditionally, even when combined in a FilterList
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8861'>HBASE-8861</a>] -         Remove ReplicationState completely
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8884'>HBASE-8884</a>] -         Pluggable RpcScheduler
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8915'>HBASE-8915</a>] -         protobuf message style
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8918'>HBASE-8918</a>] -         Removes redundant identifiers from interfaces
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8921'>HBASE-8921</a>] -         [thrift2] Add GenericOptionsParser to Thrift 2 server
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8961'>HBASE-8961</a>] -         Make TestReplicationQueueFailover less integration-y by splitting it up
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8986'>HBASE-8986</a>] -         Replace hardcoded special file/dir names with the relative HConstant
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9033'>HBASE-9033</a>] -         Add tracing to ReplicationSource and enable it in tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9077'>HBASE-9077</a>] -         Make Web ui Fluid width
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9101'>HBASE-9101</a>] -         Addendum to pluggable RpcScheduler
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9103'>HBASE-9103</a>] -         Print lines that are longer than allowed in HadoopQA output.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9121'>HBASE-9121</a>] -         Update HTrace to 2.00 and add new example usage.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9126'>HBASE-9126</a>] -         Make HFile MIN VERSION as 2
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9208'>HBASE-9208</a>] -         ReplicationLogCleaner slow at large scale
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9221'>HBASE-9221</a>] -         Provide interface for getting a User in the client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9243'>HBASE-9243</a>] -         Add more useful statistics in the HFile tool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9248'>HBASE-9248</a>] -         Place holders for tags in 0.96 to accommodate tags in 0.98
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9273'>HBASE-9273</a>] -         Consolidate isSystemTable checking
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9313'>HBASE-9313</a>] -         NamespaceJanitor is spammy when the namespace table moves
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9314'>HBASE-9314</a>] -         Dropping a table always prints a TableInfoMissingException in the master log
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9330'>HBASE-9330</a>] -         Refactor PE to create HTable the correct way
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9333'>HBASE-9333</a>] -         hbase.hconnection.threads.max should not be configurable else you get RejectedExecutionException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9343'>HBASE-9343</a>] -         Implement stateless scanner for Stargate
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9347'>HBASE-9347</a>] -         Support for enabling servlet filters for REST service
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9369'>HBASE-9369</a>] -         Add support for 1- and 2-byte integers in OrderedBytes and provide types
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9371'>HBASE-9371</a>] -         Eliminate log spam when tailing files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9373'>HBASE-9373</a>] -         [replication] data loss because replication doesn&#39;t expect partial reads
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9385'>HBASE-9385</a>] -         Log HBase Master command line arguments on startup
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9438'>HBASE-9438</a>] -         Enhance hbase shell un/assign to take encoded region name
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9443'>HBASE-9443</a>] -         ReplicationProtbufUtil.toHLogEntries needs to be either removed or deprecated
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9467'>HBASE-9467</a>] -         write can be totally blocked temporarily by a write-heavy region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9488'>HBASE-9488</a>] -         Improve performance for small scan
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9494'>HBASE-9494</a>] -         Cleanup inconsistencies in protobuf message and rpc names
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9518'>HBASE-9518</a>] -         getFakedKey() improvement
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9520'>HBASE-9520</a>] -         shortcut split asap while requested splitPoint equals with region&#39;s startKey
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9524'>HBASE-9524</a>] -         Multi row get does not return any results even if any one of the rows specified in the query is missing and improve exception handling
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9560'>HBASE-9560</a>] -         bin/hbase clean --cleanAll should not skip data cleaning if in local mode
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9570'>HBASE-9570</a>] -         With AccessDeniedException, HBase shell would be better to just display the error message to be user friendly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9594'>HBASE-9594</a>] -         Add reference documentation on changes made by HBASE-7634 (Replication handling of peer cluster changes)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9605'>HBASE-9605</a>] -         Allow AggregationClient to skip specifying column family for row count aggregate
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9606'>HBASE-9606</a>] -         Apply small scan to meta scan where rowLimit is low
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9654'>HBASE-9654</a>] -         Optimize HStore#getRowKeyAtOrBefore() when exact match is found
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9656'>HBASE-9656</a>] -         Remove decimal places from Requests Per Second stats
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9661'>HBASE-9661</a>] -         Consistent log severity level guards and statements 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9667'>HBASE-9667</a>] -         NullOutputStream removed from Guava 15
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9686'>HBASE-9686</a>] -         More temporary test files are being left in /tmp/hbase-&lt;user&gt;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9689'>HBASE-9689</a>] -         Support using OperationAttributes through shell script
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9701'>HBASE-9701</a>] -         Make SLEEP_TIME in IntegrationTestMTTR configurable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9703'>HBASE-9703</a>] -         DistributedHBaseCluster should not throw exceptions, but do a best effort restore
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9714'>HBASE-9714</a>] -         add scan logging to IntegrationTestLoadAndVerify
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9716'>HBASE-9716</a>] -         LoadTestTool should provide default min and max settings to the data generator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9744'>HBASE-9744</a>] -         Set io.serializations correctly in HFileOutputFormat.configureIncrementalLoad
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9749'>HBASE-9749</a>] -         Custom threadpool for Coprocessor obtained HTables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9750'>HBASE-9750</a>] -         Add retries around Action server stop/start
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9771'>HBASE-9771</a>] -         [WebUI] Humanize store and blockcache statistics on RS
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9772'>HBASE-9772</a>] -         Normalize new client default values
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9784'>HBASE-9784</a>] -         Switch to Hadoop-2.2 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9831'>HBASE-9831</a>] -         &#39;hbasefsck.numthreads&#39; property isn&#39;t passed to hbck via cmdline -D option
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9832'>HBASE-9832</a>] -         Add MR support for Visibility labels
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9855'>HBASE-9855</a>] -         evictBlocksByHfileName improvement for bucket cache
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9866'>HBASE-9866</a>] -         Support the mode where REST server authorizes proxy users
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9867'>HBASE-9867</a>] -         Save on array copies with a subclass of LiteralByteString
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9882'>HBASE-9882</a>] -         Support Append Operation with thrift
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9884'>HBASE-9884</a>] -         Add Thrift and REST support for Visibility Labels
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9892'>HBASE-9892</a>] -         Add info port to ServerName to support multi instances in a node
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9924'>HBASE-9924</a>] -         Avoid potential filename conflict in region_mover.rb
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9931'>HBASE-9931</a>] -         Optional setBatch for CopyTable to copy large rows in batches
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9963'>HBASE-9963</a>] -         Remove the ReentrantReadWriteLock in the MemStore
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9998'>HBASE-9998</a>] -         Fix javadoc warnings induced by commits
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10001'>HBASE-10001</a>] -         Add a coprocessor to help testing the performances without taking into account the i/o
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10007'>HBASE-10007</a>] -         PerformanceEvaluation: Add sampling and latency collection to randomRead test
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10010'>HBASE-10010</a>] -         eliminate the put latency spike on the new log file beginning
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10020'>HBASE-10020</a>] -         Add maven compile-protobuf profile
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10021'>HBASE-10021</a>] -         Fix the REC_CATCH_EXCEPTION warning under hbase-thrift
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10022'>HBASE-10022</a>] -         Fix the HE_EQUALS_USE_HASHCODE warning under hbase-hadoop1-compat
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10023'>HBASE-10023</a>] -         Fix/Suppress all the 10 findbug warnings under hbase-common
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10024'>HBASE-10024</a>] -         Add an interface to create put with immutable arrays
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10048'>HBASE-10048</a>] -         Add hlog number metric in regionserver
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10049'>HBASE-10049</a>] -         Small improvments in region_mover.rb
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10062'>HBASE-10062</a>] -         Reconsider storing plaintext length in the encrypted block header
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10065'>HBASE-10065</a>] -         Stronger validation of key unwrapping
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10066'>HBASE-10066</a>] -         Use ByteArrayOutputStream#writeTo where appropriate
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10116'>HBASE-10116</a>] -         SlabCache metrics improvements
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10157'>HBASE-10157</a>] -         Provide CP hook post log replay
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10164'>HBASE-10164</a>] -         Allow heapsize of different units to be passed as HBASE_HEAPSIZE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10173'>HBASE-10173</a>] -         Need HFile version check in security coprocessors
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10175'>HBASE-10175</a>] -         2-thread ChaosMonkey steps on its own toes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10213'>HBASE-10213</a>] -         Add read log size per second metrics for replication source
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10228'>HBASE-10228</a>] -         Support setCellVisibility and setAuthorizations in Shell
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10229'>HBASE-10229</a>] -         Support OperationAttributes in Increment and Append in Shell
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10239'>HBASE-10239</a>] -         Improve determinism and debugability of TestAccessController
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10252'>HBASE-10252</a>] -         Don&#39;t write back to WAL/memstore when Increment amount is zero (mostly for query rather than update intention)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10263'>HBASE-10263</a>] -         make LruBlockCache single/multi/in-memory ratio user-configurable and provide preemptive mode for in-memory type block
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10323'>HBASE-10323</a>] -         Auto detect data block encoding in HFileOutputFormat
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10324'>HBASE-10324</a>] -         refactor deferred-log-flush/Durability related interface/code/naming to align with changed semantic of the new write thread model
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10331'>HBASE-10331</a>] -         Insure security tests use SecureTestUtil methods for grants
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10344'>HBASE-10344</a>] -         Improve write performance by ignoring sync to hdfs when an asyncer&#39;s writes have been synced by other asyncer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10346'>HBASE-10346</a>] -         Add Documentation for stateless scanner
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10368'>HBASE-10368</a>] -         Add Mutation.setWriteToWAL() back to 0.98
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10395'>HBASE-10395</a>] -         endTime won&#39;t be set in VerifyReplication if startTime is not set
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10423'>HBASE-10423</a>] -         Report back the message of split or rollback failure to the master
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10430'>HBASE-10430</a>] -         Support compressTags in shell for enabling tag encoding
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10457'>HBASE-10457</a>] -         Print corrupted file information in SnapshotInfo tool without -file option
</li>
</ul>
    
<h2>        Test
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-6715'>HBASE-6715</a>] -         TestFromClientSide.testCacheOnWriteEvictOnClose is flaky
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7718'>HBASE-7718</a>] -         TestClassLoading needs to consider runtime classpath in buildCoprocessorJar
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7770'>HBASE-7770</a>] -         minor integration test framework fixes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7960'>HBASE-7960</a>] -         cleanup TestDir in TestHalfStoreFileReader
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8106'>HBASE-8106</a>] -         Test to check replication log znodes move is done correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8260'>HBASE-8260</a>] -         create generic integration test for trunk and 94 that is more deterministic, can be run for longer and is less aggressive
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8306'>HBASE-8306</a>] -         Enhance TestJoinedScanners with ability to specify various parameters
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8308'>HBASE-8308</a>] -         Lower the number of expected regions in TestTableLockManager#testTableReadLock
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8320'>HBASE-8320</a>] -         test-patch.sh should post back compilation error against hadoop 2.0
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8333'>HBASE-8333</a>] -         TestTableLockManager#testDelete may occasionally fail due to lack of synchronization between test and handler thread
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8520'>HBASE-8520</a>] -         TestIOFencing fails intermittently due to compaction kicking in too soon
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8534'>HBASE-8534</a>] -         Fix coverage for org.apache.hadoop.hbase.mapreduce
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8535'>HBASE-8535</a>] -         Test for zk leak does not account for unsynchronized access to zk watcher
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8543'>HBASE-8543</a>] -         fix coverage org.apache.hadoop.hbase.rest.client
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8552'>HBASE-8552</a>] -         fix coverage org.apache.hadoop.hbase.rest.filter 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8556'>HBASE-8556</a>] -         fix coverage  org.apache.hadoop.hbase.metrics.histogram
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8559'>HBASE-8559</a>] -         increase unit-test coverage of package org.apache.hadoop.hbase.coprocessor
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8569'>HBASE-8569</a>] -         Improve coverage in package org.apache.hadoop.hbase.security
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8575'>HBASE-8575</a>] -         TestDistributedLogSplitting#testMarkRegionsRecoveringInZK fails intermittently due to lack of online region
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8611'>HBASE-8611</a>] -         Improve test coverage in pkg org.apache.hadoop.hbase.mapred
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8646'>HBASE-8646</a>] -         Intermittent TestIOFencing#testFencingAroundCompaction failure due to region getting stuck in compaction
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8668'>HBASE-8668</a>] -         TestHLogSplit.generateHLog() does not use local variables for entries
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8816'>HBASE-8816</a>] -         Add support of loading multiple tables into LoadTestTool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8845'>HBASE-8845</a>] -         Add integration test for split, online merge, and compaction
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8857'>HBASE-8857</a>] -         TestGet#testDynamicFilter fails sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8860'>HBASE-8860</a>] -         TestTableLockManager#testTableReadLock times out sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8907'>HBASE-8907</a>] -         TestIOFencing.testFencingAroundCompaction fails sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8928'>HBASE-8928</a>] -         Make ChaosMonkey &amp; LoadTest tools extensible, to allow addition of more actions and policies.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8934'>HBASE-8934</a>] -         Fix bunch of flaky tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8941'>HBASE-8941</a>] -         TestAccessController.testGlobalPermissionList failed with IndexOutOfBoundsException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8954'>HBASE-8954</a>] -         TestSplitLogWorker#testPreemptTask failed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8984'>HBASE-8984</a>] -         Test online snapshots with online merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8994'>HBASE-8994</a>] -         Adding log to chaos monkey actions to show what&#39;re performed
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9017'>HBASE-9017</a>] -         Consolidate ChaosMonkey&#39;s random objects
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9020'>HBASE-9020</a>] -         Make hbase-it HBASE_HOME configurable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9068'>HBASE-9068</a>] -         Make hadoop 2 the default precommit for trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9090'>HBASE-9090</a>] -         cleanup snapshot tests setup/teardown code 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9106'>HBASE-9106</a>] -         Do not fail TestAcidGuarantees for exceptions on table flush
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9123'>HBASE-9123</a>] -         Filter protobuf generated code from long line warning
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9155'>HBASE-9155</a>] -         Enhance LoadTestTool to support updates
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9160'>HBASE-9160</a>] -         TestNamespaceUpgrade fails on hadoop 2.1 due to existence of .snapshot directory in tar ball
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9161'>HBASE-9161</a>] -         TestAssignmentManagerOnCluster.testSSHWhenDisablingTableRegionsInOpeningOrPendingOpenState could hang
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9217'>HBASE-9217</a>] -         TestReplicationSmallTests#testDisableEnable fails intermittently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9225'>HBASE-9225</a>] -         Enable TRACE logging in TestReplicationBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9239'>HBASE-9239</a>] -         TestStoreFileBlockCacheSummary#testBlockCacheSummary occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9287'>HBASE-9287</a>] -         TestCatalogTracker depends on the execution order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9315'>HBASE-9315</a>] -         TestLruBlockCache.testBackgroundEvictionThread fails on suse
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9376'>HBASE-9376</a>] -         TestDistributedLogSplitting creates a MiniCluster rooted at ~/hbase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9441'>HBASE-9441</a>] -         Intermittent TestRegionPlacement#testRegionPlacement failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9447'>HBASE-9447</a>] -         TestHBaseFsck could hang sometime
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9458'>HBASE-9458</a>] -         Intermittent TestFlushSnapshotFromClient#testTakeSnapshotAfterMerge failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9515'>HBASE-9515</a>] -         Intermittent TestZKSecretWatcher#testKeyUpdate failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9544'>HBASE-9544</a>] -         Remove TestAdmin#testIsEnabledOnNonexistentTable()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9655'>HBASE-9655</a>] -         IntegrationTestMTTR can loop forever on improperly configured clusters
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9664'>HBASE-9664</a>] -         ArrayIndexOutOfBoundsException may be thrown in TestZKSecretWatcher
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9692'>HBASE-9692</a>] -         TestOrderedBytes doesn&#39;t display the arrays correctly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9720'>HBASE-9720</a>] -         TestSplitTransactionOnCluster#testShutdownFixupWhenDaughterHasSplit occasionally times out
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9814'>HBASE-9814</a>] -         TestRegionServerCoprocessorExceptionWithRemove mentions master in javadoc
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9827'>HBASE-9827</a>] -         Intermittent TestLogRollingNoCluster#testContendedLogRolling failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9836'>HBASE-9836</a>] -         Intermittent TestRegionObserverScannerOpenHook#testRegionObserverCompactionTimeStacking failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9851'>HBASE-9851</a>] -         TestHBaseFsck.testQuarantineMissingHFile is flaky
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9860'>HBASE-9860</a>] -         Intermittent TestHBaseFsck#testMissingRegionInfoQualifier failure due to NullPointerException
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9928'>HBASE-9928</a>] -         TestHRegion should clean up test-data directory upon completion
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10008'>HBASE-10008</a>] -         TestNamespaceCommands is flakey on jenkins
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10058'>HBASE-10058</a>] -         Test for HBASE-9915 (avoid reading index blocks)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10059'>HBASE-10059</a>] -         TestSplitLogWorker#testMultipleTasks fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10130'>HBASE-10130</a>] -         TestSplitLogManager#testTaskResigned fails sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10180'>HBASE-10180</a>] -         TestByteBufferIOEngine#testByteBufferIOEngine occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10189'>HBASE-10189</a>] -         Intermittent TestReplicationSyncUpTool failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10301'>HBASE-10301</a>] -         TestAssignmentManagerOnCluster#testOpenCloseRacing fails intermittently
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10394'>HBASE-10394</a>] -         Test for Replication with tags
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10406'>HBASE-10406</a>] -         Column family option is not effective in IntegrationTestSendTraceRequests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10408'>HBASE-10408</a>] -         Intermittent TestDistributedLogSplitting#testLogReplayForDisablingTable failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10440'>HBASE-10440</a>] -         integration tests fail due to nonce collisions
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10465'>HBASE-10465</a>] -         TestZKPermissionsWatcher.testPermissionsWatcher fails sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10475'>HBASE-10475</a>] -         TestRegionServerCoprocessorExceptionWithAbort may timeout due to concurrent lease removal
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10480'>HBASE-10480</a>] -         TestLogRollPeriod#testWithEdits may fail due to insufficient waiting
</li>
</ul>
    
<h2>        Wish
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7462'>HBASE-7462</a>] -         TestDrainingServer is an integration test. It should be a unit test instead
</li>
</ul>
    
<h2>        Task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7641'>HBASE-7641</a>] -         Port HBASE-6669 &#39;Add BigDecimalColumnInterpreter for doing aggregations using AggregationClient&#39; to trunk
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7898'>HBASE-7898</a>] -         Serializing Cells over RPC
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-7994'>HBASE-7994</a>] -         Disable unit tests under hbase-examples; they fail too often up on jenkins
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8054'>HBASE-8054</a>] -         HBASE-7797 Use consistent package name dregs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8090'>HBASE-8090</a>] -         Versioning site; part two, publish 0.94 site and add link from main site
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8172'>HBASE-8172</a>] -         Fix ./bin/*.rb scripts or remove them
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8219'>HBASE-8219</a>] -         Align Offline Merge with Online Merge
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8224'>HBASE-8224</a>] -         Publish hbase build against h1 and h2 adding &#39;-hadoop1&#39; or &#39;-hadoop2&#39; to version string
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8286'>HBASE-8286</a>] -         Move site back up out of hbase-assembly; bad idea
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8296'>HBASE-8296</a>] -         Add svn ignores to hbase-assembly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8395'>HBASE-8395</a>] -         Remove TestFromClientSide.testPoolBehavior
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8444'>HBASE-8444</a>] -         Acknowledge that 0.95+ requires 1.0.3 hadoop at least.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8574'>HBASE-8574</a>] -         Add how to rename a table in the docbook 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8591'>HBASE-8591</a>] -         Doc Improvement: Replication blog
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8792'>HBASE-8792</a>] -         Organize EventType Java Docs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8796'>HBASE-8796</a>] -         Add mention of new builds mailing list to site
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8829'>HBASE-8829</a>] -         Improve failed TestMetaScanner assert message so can see where/why failure
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8960'>HBASE-8960</a>] -         TestDistributedLogSplitting.testLogReplayForDisablingTable fails sometimes
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8962'>HBASE-8962</a>] -         Clean up code and remove regular log splitting
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8978'>HBASE-8978</a>] -         Restore TestLogRollAbort upon review
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9011'>HBASE-9011</a>] -         Add timeouts to possibly silently failing tests
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9111'>HBASE-9111</a>] -         Put back TestReplicationKill* except for the MasterRSCompressed one
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9135'>HBASE-9135</a>] -         Upgrade hadoop 1 version to 1.2.1 which is stable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9153'>HBASE-9153</a>] -         Introduce/update a script to generate jdiff reports
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9193'>HBASE-9193</a>] -         Make what Chaos monkey actions run configurable per test.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9194'>HBASE-9194</a>] -         Break HMaster metrics into multiple contexts
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9229'>HBASE-9229</a>] -         Fix release warning
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9258'>HBASE-9258</a>] -         HConnectionManager#getKeepAliveZooKeeperWatcher() should be public
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9295'>HBASE-9295</a>] -         Allow test-patch.sh to detect TreeMap keyed by byte[] which doesn&#39;t use proper comparator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9336'>HBASE-9336</a>] -         Two css files raise release audit warning
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9341'>HBASE-9341</a>] -         Document hbase.hstore.compaction.kv.max
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9342'>HBASE-9342</a>] -         WebUI fixes after bootstrap 3.0 update
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9370'>HBASE-9370</a>] -         Add logging to Schema change Chaos actions.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9401'>HBASE-9401</a>] -         Add getQualifierBufferShallowCopy to Cell Utility.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9495'>HBASE-9495</a>] -         Sanity check visiblity and audience for hbase-client and hbase-common apis.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9505'>HBASE-9505</a>] -         Enable replication by default
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9575'>HBASE-9575</a>] -         Add script to automate much of the rc-making process
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9583'>HBASE-9583</a>] -         add document for getShortMidpointKey
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9693'>HBASE-9693</a>] -         Fix javadoc warnings
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9757'>HBASE-9757</a>] -         Reenable fast region move in SlowDeterministicMonkey
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9758'>HBASE-9758</a>] -         Log missing rows and their regions if ITBLL fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9837'>HBASE-9837</a>] -         Forward port HBASE-9080 &#39;Retain assignment should be used when re-enabling table(s)&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9920'>HBASE-9920</a>] -         Lower OK_FINDBUGS_WARNINGS in test-patch.properties
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9921'>HBASE-9921</a>] -         stripe compaction - findbugs and javadoc issues, some improvements
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9954'>HBASE-9954</a>] -         Incorporate HTTPS support for HBase
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9955'>HBASE-9955</a>] -         Make hadoop2 the default and deprecate hadoop1
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9991'>HBASE-9991</a>] -         Enhance test-patch.sh with post back of snippet of compilation error if any is detected
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9994'>HBASE-9994</a>] -         ZeroCopyLiteralByteString.wrap() should be used in place of ByteString.copyFrom()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10031'>HBASE-10031</a>] -         Add a section on the transparent CF encryption feature to the manual
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10134'>HBASE-10134</a>] -         Fix findbug warning in VisibilityController
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10159'>HBASE-10159</a>] -         Replaced deprecated interface Closeable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10183'>HBASE-10183</a>] -         Need enforce a reserved range of system tag types
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10364'>HBASE-10364</a>] -         Allow configuration option for parent znode in LoadTestTool
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-10473'>HBASE-10473</a>] -         Add utility for adorning http Context
</li>
</ul>
                                                                        
<h2>        Umbrella
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-8629'>HBASE-8629</a>] -         More log edits: we log too much
</li>
<li>[<a href='https://issues.apache.org/jira/browse/HBASE-9945'>HBASE-9945</a>] -         Coprocessor loading and execution improvements
</li>
</ul>