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CHANGES.txt
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HBase Change Log
Release Notes - HBase - Version 1.7.1 07/15/2021
** Sub-task
* [HBASE-26070] Rewrite 1.7.0 faulty table descriptors at bootstrap
** Bug
* [HBASE-26075] Replication is stuck due to zero length wal file in oldWALs dir
* [HBASE-22923] Consider minVersionToMoveSysTables while moving region and creating regionPlan (ADDENDUM)
* [HBASE-22923] min version of RegionServer to move system table regions
* [HBASE-26021] Undo the incompatible serialization change in HBASE-7767
* [HBASE-25130] Fix master in-memory server holding map after hbck fixes
* [HBASE-26013] Get operations readRows metrics becomes zero after HBASE-25677
* [HBASE-26004] port HBASE-26001 (cell level tags invisible in atomic operations when access control is on) to branch-1
* [HBASE-25984] Avoid premature reuse of sync futures in FSHLog
* [HBASE-25924] Re-compute size of WAL file while removing from WALEntryStream
* Improvement
* [HBASE-26025] Add a flag to mark if the IOError can be solved by retry in thrift IOError
** Test
* [HBASE-26074] Fix testLogLevelByHttps/testLogLevelByHttpsWithSpnego
* [HBASE-25910] Fix port assignment test
* Task
* [HBASE-26033] complement the admin operations in thrift2 after HBASE-21674
* [HBASE-21674] Port HBASE-21652 (Refactor ThriftServer making thrift2 server inherited from thrift1 server) to branch-1
Release Notes - HBase - Version 1.7.0 07/04/2021
** Sub-task
* [HBASE-25712] Port failure to close InputStream to 1.x
* [HBASE-25670] Backport HBASE-25665 to branch-1
* [HBASE-25687] Backport "HBASE-25681 Add a switch for server/table queryMeter" to branch-2 and branch-1
* [HBASE-25677] Server+table counters on each scan #nextRaw invocation becomes a bottleneck when heavy load
* [HBASE-25672] Backport HBASE-25608 to branch-1
* [HBASE-25258] Backport HBASE-24776 "[hbtop] Support Batch mode" to branch-1
* [HBASE-24395] ServerName#getHostname() is case sensitive
* [HBASE-25405] Backport HBASE-25287 to branch-1
* [HBASE-25203] Change the reference url to flaky list in our jenkins jobs
* [HBASE-25194] Do not publish workspace in flaky find job
* [HBASE-23935] Backport HBASE-22978(with sub-tasks), HBASE-24718, HBASE-24528 to branch-1
* [HBASE-25162] Make flaky tests run more aggressively
* [HBASE-25163] Increase the timeout value for nightly jobs
* [HBASE-25154] Set java.io.tmpdir to project build directory to avoid writing std*deferred files to /tmp
* [HBASE-25133] Migrate HBase Nightly jenkins job from Hadoop to hbase
* [HBASE-25132] Migrate flaky test jenkins job from Hadoop to hbase
* [HBASE-25107] Migrate flaky reporting jenkins job from Hadoop to hbase
* [HBASE-23330] Expose cluster ID for clients using it for delegation token based auth
* [HBASE-24765] Dynamic master discovery
* [HBASE-23305] Master based registry implementation
* [HBASE-7767] Get rid of ZKTable, and table enable/disable state in ZK
* [HBASE-23304] Implement RPCs needed for master based registry
* [HBASE-23281] Track meta region changes on masters
* [HBASE-23275] Track active master server name in ActiveMasterManager
* [HBASE-23257] Track ClusterID in stand by masters
* [HBASE-24876] Fix the flaky job url in hbase-personality.sh
* [HBASE-24841] Change the jenkins job urls in our jenkinsfile
* [HBASE-24846] Address compaction races in TestFIFOCompactionPolicy
* [HBASE-22982] Send SIGSTOP to hang or SIGCONT to resume rs and add graceful rolling restart
* [HBASE-24218] Add hadoop 3.2.x in hadoop check
* [HBASE-24045] Support setting `-Dhadoop.profile` in adhoc_run_tests.sh
* [HBASE-24009] Backport the personality changes in HBASE-23989 to all active branches
* [HBASE-23631] Backport HBASE-23350 (Make compaction files cacheonWrite configurable based on threshold) to branch-1
* [HBASE-23631] Backport HBASE-23588 Cache index & bloom blocks on write if CacheCompactedBlocksOnWrite is enabled
** Bug
* [HBASE-25898] RS getting aborted due to NPE in Replication WALEntryStream
* [HBASE-25848] Add flexibility to backup replication in case replication filter throws an exception
* [HBASE-25774] ServerManager.getOnlineServer may miss some region servers when refreshing state in some procedure implementations
* [HBASE-25741] Deadlock during peer cleanup with NoNodeException
* [HBASE-25809] [branch-1] TestAtomicOperation.testMultiRowMutationMultiThreads deadlock
* [HBASE-25726] MoveCostFunction is not included in the list of cost functions for StochasticLoadBalancer
* [HBASE-25699] [branch-1] UnsupportedOperationException in DumpClusterStatusAction
* [HBASE-25648] Fix normalizer and TestSimpleRegionNormalizerOnCluster in branch-1 after HBASE-25592 HBASE-23932
* [HBASE-25626] Possible Resource Leak in HeterogeneousRegionCountCostFunction
* [HBASE-25596] Fix NPE in ReplicationSourceManager as well as avoid permanently unreplicated data due to EOFException from WAL
* [HBASE-25583] Handle the NoNode exception in remove log replication and avoid RS crash
* [HBASE-25543] When configuration "hadoop.security.authorization" is set to false, the system will still try to authorize an RPC and raise AccessDeniedException
* [HBASE-25533] The metadata of the table and family should not be an empty string
* [HBASE-25523] Region normalizer chore thread is getting killed
* [HBASE-25525] WALKey Extended Attributes don't serialize to ReplicationSink
* [HBASE-25463] Fix comment error of append.rb
* [HBASE-25441] add security check for some APIs in RSRpcServices
* [HBASE-25432] we should add security checks for setTableStateInMeta and fixMeta
* [HBASE-25292] Improve InetSocketAddress usage discipline
* [HBASE-25230] Embedded zookeeper server not clean up the old data
* [HBASE-25321] The sort icons not shown after Upgrade JQuery to 3.5.1
* [HBASE-25313] [branch-1] Fix the broken pre-commit
* [HBASE-25090] CompactionConfiguration logs unrealistic store file sizes
* [HBASE-25227] [branch-1] Fix Java 11 runtime issue in UnsafeAccess
* [HBASE-24768] Clear cached service kerberos ticket in case of SASL failures thrown from server side
* [HBASE-25204] Nightly job failed as the name of jdk and maven changed
* [HBASE-24849] Branch-1 Backport : HBASE-24665 MultiWAL : Avoid rolling of ALL WALs when one of the WAL needs a roll
* [HBASE-25105] Fix log line in SimpleRegionNormalizer
* [HBASE-25096] WAL size in RegionServer UI is wrong
* [HBASE-24481] HBase Rest: Request for region detail of a table which doesn't exits is success(200 success code) instead of 404
* [HBASE-24956] ConnectionManager#locateRegionInMeta waits for user region lock indefinitely.
* [HBASE-24988] Donot merge regions if they are non adjacent in MergeNormalizationPlan.execute
* [HBASE-24893] TestLogLevel failing on hadoop-ci (branch-1)
* [HBASE-24971] Upgrade JQuery to 3.5.1
* [HBASE-24957] ZKTableStateClientSideReader#isDisabledTable doesn't check if table exists or not.
* [HBASE-24844] RecoverableZookeeper#close followed by ExecutorService shutdown
* [HBASE-24807] Backport HBASE-20417 to branch-1
* [HBASE-24816] Remove unused credential hbaseqa-at-asf-jira
* [HBASE-24805] HBaseTestingUtility.getConnection should be threadsafe
* [HBASE-24794] hbase.rowlock.wait.duration should not be <= 0
* [HBASE-24788] Fix the connection leaks on getting hbase admin from unclosed connection
* [HBASE-24775] [hbtop] StoreFile size should be rounded off
* [HBASE-24675] On Master restart all servers are assigned to default rsgroup.
* [HBASE-24742] Improve performance of SKIP vs SEEK logic
* [HBASE-24739] [Build] branch-1's build seems broken because of pylint
* [HBASE-24721] rename_rsgroup overwriting the existing rsgroup.
* [HBASE-24615] MutableRangeHistogram#updateSnapshotRangeMetrics doesn't calculate the distribution for last bucket.
* [HBASE-24693] regioninfo#isLast() has a logic error
* [HBASE-23744] FastPathBalancedQueueRpcExecutor should enforce queue length of 0
* [HBASE-24657] JsonBean representation of metrics at /jmx endpoint now quotes all numbers
* [HBASE-24618] Backport HBASE-21204 (NPE when scan raw DELETE_FAMILY_VERSION and codec is not set) to branch-1
* [HBASE-24550] Passing '-h' or '--help' to bin/hbase doesn't do as expected
* [HBASE-19365] FSTableDescriptors#get() can return null reference, in some cases, it is not checked
* [HBASE-24564] Make RS abort call idempotent
* [HBASE-22870] reflection fails to access a private nested class
* [HBASE-24189] WALSplit recreates region dirs for deleted table with recovered edits data
* [HBASE-24184] Backport HBASE-23896 to branch-1: Snapshot owner cannot delete snapshot when ACL is enabled and Kerberos is not enabled
* [HBASE-24499] Use a client property for SaslConnection MAX_ATTEMPTS (currently hardcoded to 5)
* [HBASE-24446] Use EnvironmentEdgeManager to compute clock skew in Master
* [HBASE-24480] Deflake TestRSGroupsBasics#testClearDeadServers
* [HBASE-24479] Deflake TestCompaction#testStopStartCompaction
* [HBASE-24454] BucketCache disabled instantly before error duration toleration is reached due to timing issue
* [HBASE-24453] BackPort HBASE-20220 to branch-1
* [HBASE-24434] fix building cpp-example DemoClient
* [HBASE-24190] Make kerberos value of hbase.security.authentication property case insensitive
* [HBASE-24336] [Metrics] FSDataInputStream's localBytesRead is wrong
* [HBASE-24322] UnsafeAvailChecker should also check that required methods are available
* [HBASE-24282] 'scandetail' log message is missing when responseTooSlow happens on the first scan rpc call
* [HBASE-24211] Create table is slow in large cluster when AccessController is enabled.
* [HBASE-24213] Backport the pre commit changes for HBASE-24169 to all branches
* [HBASE-24174] Fix findbugs warning on ServiceAuthorizationManager
* [HBASE-24191] HRegion#processRowsWithLocks count memstore size wrong when sync failed
* [HBASE-24121] [Authorization] ServiceAuthorizationManager isn't dynamically updatable. And it should be.
* [HBASE-24130] rat plugin complains about having an unlicensed file.
* [HBASE-24040] WALFactory.Providers.multiwal causes StackOverflowError
* [HBASE-24016] Change nightly poll from cron @daily to pollSCM @daily; i.e. run nightly if a change ONLY
* [HBASE-23909] list_regions fails if table is under split
** New Feature
* [HBASE-25460] Expose drainingServers as cluster metric
* [HBASE-25569] Adding region count and average region size in a table at regionserver level
* [HBASE-24620] Add a ClusterManager which submits command to ZooKeeper and its Agent which picks and execute those Commands.
* [HBASE-24260] Add a ClusterManager that issues commands via coprocessor
** Improvement
* [HBASE-25887] Corrupt wal while region server is aborting.
* [HBASE-25860] Add metric for successful wal roll requests
* [HBASE-25612] HMaster should abort if ReplicationLogCleaner is not able to delete oldWALs
* [HBASE-25846] Backport 'HBASE-25825 RSGroupBasedLoadBalancer.onConfigurationChange should chain the request to internal balancer' to branch-1
* [HBASE-25808] [branch-1] Backport improvements to FSHLog from branch-2
* [HBASE-25805] [branch-1] Upgrade com.lmax.disruptor to 3.4.2
* [HBASE-25686] [hbtop] Add some javadoc
* [HBASE-25593] Backport changes from HBASE-24418 to branch-1
* [HBASE-25627] HBase replication should have a metric to represent if the source is stuck getting initialized
* [HBASE-25679] Size of log queue metric is incorrect in branch-1/branch-2
* [HBASE-25622] Result#compareResults should compare tags.
* [HBASE-25592] Improve normalizer code in line with HBASE-23932
* [HBASE-25539] Add metric for age of oldest wal.
* [HBASE-25541] In WALEntryStream, set the current path to null while dequeing the log
* [HBASE-25528] Dedicated merge dispatch threadpool on master
* [HBASE-25536] Remove 0 length wal file from logQueue if it belongs to old sources.
* [HBASE-25329] Dump region hashes in logs for the regions that are stuck in transition for more than a configured amount of time
* [HBASE-25084] RegexStringComparator in ParseFilter should support case-insensitive regexes
* [HBASE-25246] Backup/Restore hbase cell tags.
* [HBASE-25237] 'hbase master stop' shuts down the cluster, not the master only
* [HBASE-25285] [branch-1] Fix two methods removed problems reported by compat-check
* [HBASE-25261] Upgrade Bootstrap to 3.4.1
* [HBASE-25240] gson format of RpcServer.logResponse is abnormal
* [HBASE-25212] Optionally abort requests in progress after deciding a region should close
* [HBASE-24859] Optimize in-memory representation of mapreduce TableSplit objects
* [HBASE-25189] [Metrics] Add checkAndPut and checkAndDelete latency metrics at table level
* [HBASE-25193] Add support for row prefix and type in the WAL Pretty Printer and some minor fixes
* [HBASE-25195] [branch-1] getNumOpenConnections is not effective
* [HBASE-25179] Assert format is incorrect in HFilePerformanceEvaluation class.
* [HBASE-25119] Fix property name added as part of HBASE-24764 in branch-1
* [HBASE-25082] Per table WAL metrics: appendCount and appendSize
* [HBASE-25079] Upgrade Bootstrap to 3.3.7
* [HBASE-24764] Add support of adding base peer configs via hbase-site.xml for all replication peers.
* [HBASE-25006] Make the cost functions optional for StochastoicBalancer
* [HBASE-24974] Provide a flexibility to print only row key and filter for multiple tables in the WALPrettyPrinter
* [HBASE-24994] Add hedgedReadOpsInCurThread metric
* [HBASE-24940] runCatalogJanitor() API should return -1 to indicate already running status
* [HBASE-24970] Backport HBASE-20985 to branch-1
* [HBASE-24569] Get hostAndWeights in addition using localhost if it is null in local mode
* [HBASE-24898] Use EnvironmentEdge.currentTime() instead of System.currentTimeMillis() in CurrentHourProvider
* [HBASE-21721] FSHLog : reduce write#syncs() times
* [HBASE-24704] Make the Table Schema easier to view even there are multiple families
* [HBASE-20226] Parallelize region manifest deletes
* [HBASE-24757] ReplicationSink should limit the batch rowcount for batch mutations based on hbase.rpc.rows.warning.threshold
* [HBASE-24777] InfoServer support ipv6 host and port
* [HBASE-24696] Include JVM information on Web UI under "Software Attributes"
* [HBASE-24709] Support MoveCostFunction use a lower multiplier in offpeak hours
* [HBASE-24740] Enable journal logging for HBase snapshot operation
* [HBASE-24578] [WAL] Add a parameter to config RingBufferEventHandler's SyncFuture count
* [HBASE-24603] Zookeeper sync() call is async
* [HBASE-24380] Improve WAL splitting log lines to enable sessionization
* [HBASE-24525] [branch-1] Support ZooKeeper 3.6.0+
* [HBASE-24483] Add repeated prefix logging for MultipleColumnPrefixFilter
* [HBASE-24485] Backport to branch-1 HBASE-17738 BucketCache startup is slow
* [HBASE-24501] Backport to branch-1 HBASE-15785 Unnecessary lock in ByteBufferArray
* [HBASE-24455] Correct the doc of "On the number of column families"
* [HBASE-24069] Extend HBASE-16209 strategy (Provide an ExponentialBackOffPolicy sleep between failed region open requests) to region close and split requests
* [HBASE-24470] Add store file info when log meessages in HStore.
* [HBASE-24435] Bring back hedged reads metrics to branch-1
* [HBASE-24428] Priority compaction for recently split daughter regions
* [HBASE-24423] No need to get lock in canSplit because hasReferences will get lock too
* [HBASE-24386] TableSnapshotScanner support scan limit
* [HBASE-24350] HBase table level replication metrics for shippedBytes are always 0
* [HBASE-24355] Fix typos in the HStore#compact annotation
* [HBASE-24351] Backport HBASE-24302 to branch-1
* [HBASE-24345] [ACL] renameRSGroup should require Admin level permission
* [HBASE-24311] Add more details in MultiVersionConcurrencyControl STUCK log message
* [HBASE-23264] Resolve a TODO of BucketAllocator: "Why we add the extra 1024 bytes? Slop?"
* [HBASE-24024] Optionally reject multi() requests with very high no of rows
* [HBASE-24196] [Shell] Add rename rsgroup command in hbase shell
* [HBASE-24139] Balancer should avoid leaving idle region servers
* [HBASE-24229] [Build] Pin rubocop version <= 0.81
* [HBASE-24148] Upgrade Thrift to 0.13.0: 0.12.0 has outstanding CVEs.
* [HBASE-24193] BackPort HBASE-18651 to branch-1
* [HBASE-24112] [RSGroup] Support renaming rsgroup
* [HBASE-8868] add metric to report client shortcircuit reads
* [HBASE-24077] When encounter RowTooBigException, log the row info.
* [HBASE-24099] Use a fair ReentrantReadWriteLock for the region close lock
* [HBASE-23678] Literate builder API for version management in schema
* [HBASE-24032] [RSGroup] Assign created tables to respective rsgroup automatically instead of manual operations
* [HBASE-23967] Improve the accuracy of the method sizeToString
* [HBASE-23066] Allow cache on write during compactions when prefetching is enabled
** Test
* [HBASE-25753] [Flake Test][branch-1] TestSnapshotCloneIndependence's teardown() is always timeout
* [HBASE-25748] [Flake Test][branch-1] TestAdmin2
* [HBASE-25740] Backport HBASE-25629 to branch-1
* [HBASE-25731] TestConnectionImplementation BadHostname tests fail in branch-1
* [HBASE-25156] TestMasterFailover.testSimpleMasterFailover is flaky
* [HBASE-25122] [Flake Test][branch-1] TestExportSnapshotWithTemporaryDirectory
* [HBASE-25114] [Flake Test][branch-1] TestFromClientSide#testCacheOnWriteEvictOnClose
* [HBASE-25025] [Flaky Test][branch-1] TestFromClientSide#testCheckAndDeleteWithCompareOp
* [HBASE-25030] [Flaky Test] TestRestartCluster#testClusterRestart
* [HBASE-25031] [Flaky Test] TestReplicationDisableInactivePeer#testDisableInactivePeer
* [HBASE-24894] [Flakey Test] TestStochasticLoadBalancer.testMoveCostMultiplier
* [HBASE-24360] RollingBatchRestartRsAction loses track of dead servers
* [HBASE-21905] TestFIFOCompactionPolicy is flaky
* [HBASE-24115] Relocate test-only REST "client" from src/ to test/ and mark Private
* [HBASE-23957] [flakey test] client.TestMultiParallel fails to read hbase-site.xml
* [HBASE-23943] Rubocop configuration needs updated
** Task
* [HBASE-25890] [branch-1] add -U for maven build to force a check for updated releases and snapshots on remote repositories
* [HBASE-25858] [branch-1] make hbase-thrift optional in hbase-assembly module
* [HBASE-25831] [branch-1] remove thrift examples out of hbase-examples module for bypassing the thrift version check
* [HBASE-25845] [branch-1] Precommit fails to build docker due to python-dateutil
* [HBASE-25804] [branch-1] Make hbase-thrift module build with jdk8
* [HBASE-25601] Remove search hadoop references in book
* [HBASE-24640] Purge use of VisibleForTesting
* [HBASE-25228] Delete dev-support/jenkins_precommit_jira_yetus.sh
* [HBASE-24200] Upgrade to Yetus 0.12.0
* [HBASE-23604] Clarify AsyncRegistry usage in the code
* [HBASE-25004] Log RegionTooBusyException details
* [HBASE-14847] Add FIFO compaction section to HBase book
* [HBASE-24662] Update DumpClusterStatusAction to notice changes in region server count
* [HBASE-24295] [Chaos Monkey] abstract logging through the class hierarchy
* [HBASE-24658] Update PolicyBasedChaosMonkey to handle uncaught exceptions
* [HBASE-24492] ProtobufLogReader.readNext does not need looping
* [HBASE-24477] Move ConfigurationObserver and related classes to hbase-common
* [HBASE-24271] Set values in `conf/hbase-site.xml` that enable running on `LocalFileSystem` out of the box
* [HBASE-24301] Update Apache POM to version 23
* [HBASE-24194] Refactor BufferedEncodedSeeker anonymous classes to named inner class
* [HBASE-24138] Ensure StochasticLoadBalancer can log details of decision to not run balancer
* [HBASE-24081] Provide documentation for running Yetus with HBase
* [HBASE-23980] Use enforcer plugin to print JVM info in maven output
* [HBASE-23874] Move Jira-attached file precommit definition from script in Jenkins config to dev-support
* [HBASE-23862] Fix flaky TestSnapshotFromMaster in 1.x versions
Release Notes - HBase - Version 1.6.0 02/21/2020
** Sub-task
* [HBASE-23151] - Backport HBASE-23083 (Collect Executor status info periodically and report to metrics system) to branch-1
* [HBASE-23246] - Fix error prone warning in TestMetricsUserSourceImpl
* [HBASE-23288] - Backport HBASE-23251 (Add Column Family and Table Names to HFileContext) to branch-1
* [HBASE-23707] - Add IntelliJ check style plugin configuration
** Bug
* [HBASE-18439] - Subclasses of o.a.h.h.chaos.actions.Action all use the same logger
* [HBASE-19663] - javadoc creation needs jsr305
* [HBASE-21776] - Duplicate "Set storagePolicy" debug logging
* [HBASE-22096] - /storeFile.jsp shows CorruptHFileException when the storeFile is a reference file
* [HBASE-22441] - BucketCache NullPointerException in cacheBlock
* [HBASE-23045] - currentPath may be stitched in a loop in replication source code.
* [HBASE-23056] - Block count is 0 when BucketCache using persistent IOEngine and retrieve from file
* [HBASE-23149] - hbase shouldPerformMajorCompaction logic is not correct
* [HBASE-23153] - PrimaryRegionCountSkewCostFunction SLB function should implement CostFunction#isNeeded
* [HBASE-23177] - If fail to open reference because FNFE, make it plain it is a Reference
* [HBASE-23185] - High cpu usage because getTable()#put() gets config value every time
* [HBASE-23237] - Negative 'Requests per Second' counts in UI
* [HBASE-23254] - Release replication buffer quota correctly, when batch includes bulk loaded hfiles
* [HBASE-23261] - Region stuck in transition while splitting
* [HBASE-23273] - Table header is not correct on table.jsp when table name is hbase:meta
* [HBASE-23287] - WALs not aged off of HDFS because LogCleaner is not added to choreService
* [HBASE-23337] - Several modules missing in nexus for Apache HBase 2.2.2
* [HBASE-23359] - RS going down with NPE when splitting a region with compaction disabled in branch-1
* [HBASE-23360] - [CLI] Fix help command "set_quota" to explain removing quota
* [HBASE-23364] - HRegionServer sometimes does not shut down.
* [HBASE-23375] - Backport HBASE-22441 to branch-1
* [HBASE-23590] - Update maxStoreFileRefCount to maxCompactedStoreFileRefCount
* [HBASE-23698] - Switch central repo to https on branch-1
* [HBASE-23825] - Increment proto conversion is broken
** New Feature
* [HBASE-23073] - Add an optional costFunction to balance regions according to a capacity rule
* [HBASE-23210] - Backport HBASE-15519 (Add per-user metrics) to branch-1
* [HBASE-23710] - Priority configuration for system coprocessors
** Improvement
* [HBASE-20626] - Change the value of "Requests Per Second" on WEBUI
* [HBASE-22701] - Better handle invalid local directory for DynamicClassLoader
* [HBASE-23114] - Use archiveArtifacts in Jenkinsfiles
* [HBASE-23172] - HBase Canary region success count metrics reflect column family successes, not region successes
* [HBASE-23174] - Upgrade jackson and jackson-databind to 2.9.10 (branch-1)
* [HBASE-23207] - Log a region open journal
* [HBASE-23208] - Unit formatting in Master & RS UI
* [HBASE-23212] - Provide config reload for Auto Region Reopen based on storeFile ref count
* [HBASE-23228] - Allow for jdk8 specific modules on branch-1 in precommit/nightly testing
* [HBASE-23238] - Additional test and checks for null references on ScannerCallableWithReplicas
* [HBASE-23245] - All MutableHistogram implementations should remove maxExpected
* [HBASE-23278] - Add a table-level compaction progress display on the UI
* [HBASE-23283] - Provide clear and consistent logging about the period of enabled chores
* [HBASE-23335] - Improve cost functions array copy in StochasticLoadBalancer
* [HBASE-23362] - WalPrettyPrinter should include the table name
* [HBASE-23621] - Reduce number of Checkstyle violations in tests of hbase-common
* [HBASE-23622] - Reduce number of Checkstyle violations in hbase-common
* [HBASE-23623] - Reduce number of Checkstyle violations in hbase-rest
* [HBASE-23625] - Reduce number of Checkstyle violations in hbase-common
* [HBASE-23626] - Reduce number of Checkstyle violations in tests of hbase-common
* [HBASE-23627] - Resolve remaining Checkstyle violations in hbase-thrift
* [HBASE-23645] - Fix remaining Checkstyle violations in tests of hbase-common
* [HBASE-23646] - Fix remaining Checkstyle violations in tests of hbase-rest
* [HBASE-23661] - Reduce number of Checkstyle violations in hbase-rest
* [HBASE-23675] - Move to Apache parent POM version 22
* [HBASE-23802] - Remove unnecessary Configuration instantiation in LossyAccounting
** Test
* [HBASE-23259] - Ability to run mini cluster using pre-determined available random ports
* [HBASE-23552] - Format Javadocs on ITBLL
* [HBASE-23569] - Validate that the log cleaner actually cleans oldWALs as expected
* [HBASE-23665] - Split unit tests from TestTableName into a separate test only class
* [HBASE-23711] - Add test for MinVersions and KeepDeletedCells TTL
* [HBASE-23749] - TestHFileWriterV3 should have tests for all data block encodings
* [HBASE-23793] - Increase maven heap allocation to 4G in Yetus personality
** Task
* [HBASE-23053] - Disable concurrent nightly builds
* [HBASE-23213] - Backport HBASE-22460 to branch-1
* [HBASE-23219] - Re-enable ZKLess tests for branch-1 (Revert HBASE-14622)
* [HBASE-23227] - Upgrade jackson-databind to 2.9.10.1 to avoid recent CVEs
* [HBASE-23229] - Update branch-1 to 1.6.0-SNAPSHOT
* [HBASE-23234] - Provide .editorconfig based on checkstyle configuration
* [HBASE-23236] - Upgrade to yetus 0.11.1
* [HBASE-23250] - Log message about CleanerChore delegate initialization should be at INFO
* [HBASE-23774] - Announce user-zh list
Release Notes - HBase - Version 1.5.0 10/14/2019
** Sub-task
* [HBASE-17884] - Backport HBASE-16217 to branch-1
* [HBASE-19631] - Allow building HBase 1.5.x against Hadoop 3.0.0
* [HBASE-19932] - TestSecureIPC in branch-1 fails with NoSuchMethodError against hadoop 3
* [HBASE-20048] - Revert serial replication feature
* [HBASE-20716] - Unsafe access cleanup
* [HBASE-21616] - Port HBASE-21034 (Add new throttle type: read/write capacity unit) to branch-1
* [HBASE-21675] - Port HBASE-21642 (CopyTable by reading snapshot and bulkloading will save a lot of time) to branch-1
* [HBASE-21679] - Port HBASE-6028 (Start/Stop compactions at region server level) to branch-1
* [HBASE-21680] - Port HBASE-20194 (Basic Replication WebUI - Master) and HBASE-20193 (Basic Replication Web UI - Regionserver) to branch-1
* [HBASE-21727] - Simplify documentation around client timeout
* [HBASE-21735] - Port HBASE-18784 (Use of filesystem that requires hflush / hsync / append / etc should query outputstream capabilities) to branch-1
* [HBASE-21838] - Create a special ReplicationEndpoint just for verifying the WAL entries are fine
* [HBASE-22132] - Backport HBASE-22115 "HBase RPC aspires to grow an infinite tree of trace scopes; some other places are also unsafe" intent to branch-1
* [HBASE-22413] - Backport 'HBASE-22399 Change default hadoop-two.version to 2.8.x and remove the 2.7.x hadoop checks' to branch-1
* [HBASE-22458] - TestClassFinder fails when run on JDK11
* [HBASE-22506] - Backport HBASE-22500 'Modify pom and jenkins jobs for hadoop versions' to branch-1
* [HBASE-22535] - TestShellRSGroups fails when run on JDK11
* [HBASE-22554] - Upgrade to surefire 2.22.2
* [HBASE-22627] - Port HBASE-22617 (Recovered WAL directories not getting cleaned up) to branch-1
* [HBASE-22706] - Backport HBASE-21292 "IdLock.getLockEntry() may hang if interrupted" to branch-1
* [HBASE-22719] - Add debug support for github PR pre commit job
* [HBASE-22728] - Upgrade jackson dependencies in branch-1
* [HBASE-22891] - Use HBaseQA in HBase-PreCommit-GitHub-PR job
* [HBASE-22988] - Backport HBASE-11062 "hbtop" to branch-1
* [HBASE-23101] - Backport HBASE-22380 to branch-1
* [HBASE-23110] - Backport HBASE-23054 "Remove synchronization block from MetaTableMetrics and fix LossyCounting algorithm" to branch-1
** Bug
* [HBASE-16499] - slow replication for small HBase clusters
* [HBASE-18116] - Replication source in-memory accounting should not include bulk transfer hfiles
* [HBASE-18312] - Ineffective handling of FileNotFoundException in FileLink$FileLinkInputStream.tryOpen()
* [HBASE-18517] - limit max log message width in log4j
* [HBASE-19240] - Fix error-prone errors, part four?
* [HBASE-19850] - The number of Offline Regions is wrong after restoring a snapshot
* [HBASE-20006] - TestRestoreSnapshotFromClientWithRegionReplicas is flakey
* [HBASE-20691] - Storage policy should allow deferring to HDFS
* [HBASE-20744] - Address FindBugs warnings in branch-1
* [HBASE-20764] - build broken when latest commit is gpg signed
* [HBASE-20870] - Wrong HBase root dir in ITBLL's Search Tool
* [HBASE-20928] - Rewrite calculation of midpoint in binarySearch functions to prevent overflow
* [HBASE-21021] - Result returned by Append operation should be ordered
* [HBASE-21070] - SnapshotFileCache won't update for snapshots stored in S3
* [HBASE-21132] - return wrong result in rest multiget
* [HBASE-21208] - Bytes#toShort doesn't work without unsafe
* [HBASE-21575] - memstore above high watermark message is logged too much
* [HBASE-21740] - NPE happens while shutdown the RS
* [HBASE-21749] - RS UI may throw NPE and make rs-status page inaccessible with multiwal and replication
* [HBASE-21777] - "Tune compaction throughput" debug messages even when nothing has changed
* [HBASE-21796] - RecoverableZooKeeper indefinitely retries a client stuck in AUTH_FAILED
* [HBASE-21866] - Do not move the table to null rsgroup when creating an existing table
* [HBASE-22047] - LeaseException in Scan should be retired
* [HBASE-22057] - Impose upper-bound on size of ZK ops sent in a single multi()
* [HBASE-22145] - windows hbase-env causes hbase cli/etc to ignore HBASE_OPTS
* [HBASE-22185] - RAMQueueEntry#writeToCache should freeBlock if any exception encountered instead of the IOException catch block
* [HBASE-22194] - Snapshot unittests fail on Windows due to invalid file path uri
* [HBASE-22230] - REST Server drops connection on long scans
* [HBASE-22396] - Backport HBASE-21536 to branch-1
* [HBASE-22426] - Disable region split/merge switch doen't work when 'hbase.assignment.usezk' is set true
* [HBASE-22492] - HBase server doesn't preserve SASL sequence number on the network
* [HBASE-22495] - Update SyncTable section, explaining from which specific minor versions "doDeletes/doPuts" is available
* [HBASE-22510] - Address findbugs/spotbugs complaints (branch-1)
* [HBASE-22519] - New Hadoop 2.8 dependencies fail shaded invariants check
* [HBASE-22520] - Avoid possible NPE in HalfStoreFileReader seekBefore()
* [HBASE-22538] - Prevent graceful_stop.sh from shutting down RS too early before finishing unloading regions
* [HBASE-22545] - TestLogLevel broken
* [HBASE-22556] - [DOCS] Backport HBASE-15557 to branch-1 and branch-2
* [HBASE-22559] - [RPC] set guard against CALL_QUEUE_HANDLER_FACTOR_CONF_KEY
* [HBASE-22562] - PressureAwareThroughputController#skipControl never invoked
* [HBASE-22563] - Reduce retained jobs for Jenkins pipelines
* [HBASE-22571] - Javadoc Warnings related to @return tag
* [HBASE-22586] - Javadoc Warnings related to @param tag
* [HBASE-22601] - Misconfigured addition of peers leads to cluster shutdown.
* [HBASE-22603] - Javadoc Warnings related to @link tag
* [HBASE-22605] - Ref guide includes dev guidance only applicable to EOM versions
* [HBASE-22629] - Remove TestReplicationDroppedTables from branch-1
* [HBASE-22637] - fix flaky TestMetaTableMetrics test
* [HBASE-22649] - Encode StoreFile path URLs in the UI to handle scenarios where CF contains special characters (like # etc.)
* [HBASE-22653] - Do not run errorProne on JDK7
* [HBASE-22654] - apache-rat complains on branch-1
* [HBASE-22656] - [Metrics] Tabe metrics 'BatchPut' and 'BatchDelete' are never updated
* [HBASE-22658] - region_mover.rb should choose same rsgroup servers as target servers
* [HBASE-22666] - Add missing @Test annotation to TestQuotaThrottle
* [HBASE-22686] - ZkSplitLogWorkerCoordination doesn't allow a regionserver to pick up all of the split work it is capable of
* [HBASE-22715] - All scan requests should be handled by scan handler threads in RWQueueRpcExecutor
* [HBASE-22720] - Incorrect link for hbase.unittests
* [HBASE-22730] - XML Parsing error on branch-1
* [HBASE-22735] - list_regions may throw an error if a region is RIT
* [HBASE-22773] - when set blockSize option in Performance Evaluation tool, error occurs:ERROR: Unrecognized option/command: --blockSize=131072
* [HBASE-22774] - [WAL] RegionGroupingStrategy loses its function after split
* [HBASE-22784] - OldWALs not cleared in a replication slave cluster (cyclic replication bw 2 clusters)
* [HBASE-22801] - Maven build issue on Github PRs
* [HBASE-22838] - assembly:single failure: user id or group id 'xxxxx' is too big
* [HBASE-22856] - HBASE-Find-Flaky-Tests fails with pip error
* [HBASE-22861] - [WAL] Merged region should get its WAL according to WALProvider.
* [HBASE-22866] - Multiple slf4j-log4j provider versions included in binary package (branch-1)
* [HBASE-22902] - At regionserver start there's a request to roll the WAL
* [HBASE-22935] - TaskMonitor warns MonitoredRPCHandler task may be stuck when it recently started
* [HBASE-22937] - The RawBytesComparator in branch-1 have wrong comparison order
* [HBASE-22955] - Branches-1 precommit and nightly yetus jobs are using jdk8 for jdk7 jobs
* [HBASE-22981] - Remove unused flags for Yetus
* [HBASE-23007] - UnsatisfiedLinkError when using hbase-shaded packages under linux
* [HBASE-23015] - Replace Jackson with relocated gson everywhere but hbase-rest
* [HBASE-23019] - Handle --skip-errorprone on branch-1
* [HBASE-23086] - TestShell failing on branch-1 and branch-1.4
* [HBASE-23094] - Wrong log message in simpleRegionNormaliser while checking if merge is enabled.
* [HBASE-23128] - Restore Region interface compatibility
* [HBASE-23139] - MapReduce jobs lauched from convenience distribution are nonfunctional
** New Feature
* [HBASE-15666] - shaded dependencies for hbase-testing-util
* [HBASE-19528] - Major Compaction Tool
* [HBASE-22313] - Add a method to FsDelegationToken to accept token kind
* [HBASE-22622] - WALKey Extended Attributes
* [HBASE-22623] - Add RegionObserver coprocessor hook for preWALAppend
* [HBASE-22648] - Snapshot TTL
** Improvement
* [HBASE-17314] - Limit total buffered size for all replication sources
* [HBASE-19024] - Configurable default durability for synchronous WAL
* [HBASE-19036] - Add action in Chaos Monkey to restart Active Namenode
* [HBASE-19290] - Reduce zk request when doing split log
* [HBASE-19673] - Backport " Periodically ensure records are not buffered too long by BufferedMutator" to branch-1
* [HBASE-20087] - Periodically attempt redeploy of regions in FAILED_OPEN state
* [HBASE-20109] - Add Admin#getMaster API to branch-1
* [HBASE-20209] - Do Not Use Both Map containsKey and get Methods in Replication Sink
* [HBASE-20286] - Improving shell command compaction_state
* [HBASE-20406] - HBase Thrift HTTP - Shouldn't handle TRACE/OPTIONS methods
* [HBASE-20444] - Improve version comparison logic for HBase specific version string and add unit tests
* [HBASE-20446] - Allow building HBase 1.x against Hadoop 3.1.x
* [HBASE-20450] - Provide metrics for number of total active, priority and replication rpc handlers
* [HBASE-20845] - Support set the consistency for Gets and Scans in thrift2
* [HBASE-21000] - Default limits for PressureAwareCompactionThroughputController are too low
* [HBASE-21126] - Add ability for HBase Canary to ignore a configurable number of ZooKeeper down nodes
* [HBASE-21164] - reportForDuty to spew less log if master is initializing
* [HBASE-21256] - Improve IntegrationTestBigLinkedList for testing huge data
* [HBASE-21283] - Add new shell command 'rit' for listing regions in transition
* [HBASE-21318] - Make RefreshHFilesClient runnable
* [HBASE-21325] - Force to terminate regionserver when abort hang in somewhere
* [HBASE-21328] - add HBASE_DISABLE_HADOOP_CLASSPATH_LOOKUP switch to hbase-env.sh
* [HBASE-21595] - Print thread's information and stack traces when RS is aborting forcibly
* [HBASE-21659] - Avoid to load duplicate coprocessors in system config and table descriptor
* [HBASE-21810] - bulkload support set hfile compression on client
* [HBASE-21883] - Enhancements to Major Compaction tool
* [HBASE-21932] - Use Runtime.getRuntime().halt to terminate regionserver when abort timeout
* [HBASE-21952] - Test Failure: TestClientOperationInterrupt.testInterrupt50Percent
* [HBASE-21969] - Improve the update of destination rsgroup of RSGroupInfoManagerImpl#moveTables()
* [HBASE-21987] - Simplify RSGroupInfoManagerImpl#flushConfig() for offline mode
* [HBASE-21996] - Set locale for javadoc
* [HBASE-22009] - Improve RSGroupInfoManagerImpl#getDefaultServers()
* [HBASE-22034] - Backport HBASE-21401 and HBASE-22032 to branch-1
* [HBASE-22051] - Expect values are hard-coded in the verifications of TestRSGroupsBasics
* [HBASE-22283] - Print row and table information when failed to get region location
* [HBASE-22301] - Consider rolling the WAL if the HDFS write pipeline is slow
* [HBASE-22344] - Document deprecated public APIs
* [HBASE-22363] - Remove hardcoded number of read cache block buckets
* [HBASE-22377] - Provide API to check the existence of a namespace which does not require ADMIN permissions
* [HBASE-22459] - Expose store reader reference count
* [HBASE-22464] - Improvements to hbase-vote script
* [HBASE-22593] - Add local Jenv file to gitignore
* [HBASE-22596] - [Chore] Separate the execution period between CompactionChecker and PeriodicMemStoreFlusher
* [HBASE-22604] - fix the link in the docs to "Understanding HBase and BigTable" by Jim R. Wilson
* [HBASE-22610] - [BucketCache] Rename "hbase.offheapcache.minblocksize"
* [HBASE-22616] - responseTooXXX logging for Multi should characterize the component ops
* [HBASE-22618] - Provide a way to have Heterogeneous deployment
* [HBASE-22669] - Add unit tests for org.apache.hadoop.hbase.util.Strings
* [HBASE-22689] - Line break for fix version in documentation
* [HBASE-22692] - Rubocop definition is not used in the /bin directory
* [HBASE-22702] - [Log] 'Group not found for table' is chatty
* [HBASE-22724] - Add a emoji on the vote table for pre commit result on github
* [HBASE-22760] - Stop/Resume Snapshot Auto-Cleanup activity with shell command
* [HBASE-22762] - Print the delta between phases in the split/merge/compact/flush transaction journals
* [HBASE-22785] - Reduce number of Checkstyle issues in client exceptions
* [HBASE-22786] - Fix Checkstyle issues in tests of hbase-client
* [HBASE-22804] - Provide an API to get list of successful regions and total expected regions in Canary
* [HBASE-22810] - Initialize an separate ThreadPoolExecutor for taking/restoring snapshot
* [HBASE-22828] - Log a region close journal
* [HBASE-22844] - Fix Checkstyle issues in client snapshot exceptions
* [HBASE-22872] - Don't create normalization plan unnecesarily when split and merge both are disabled
* [HBASE-22874] - Define a public interface for Canary and move existing implementation to LimitedPrivate
* [HBASE-22880] - [Backport] HBASE-22871 to branch-1
* [HBASE-22890] - Verify the files when RegionServer is starting and BucketCache is in file mode
* [HBASE-22912] - [Backport] HBASE-22867 to branch-1 to avoid ForkJoinPool to spawn thousands of threads
* [HBASE-22930] - Set unique name to longCompactions/shortCompactions threads
* [HBASE-22975] - Add read and write QPS metrics at server level and table level
* [HBASE-23024] - Replace Exception.initCause() with Constructor args
* [HBASE-23038] - Provide consistent and clear logging about disabling chores
* [HBASE-23058] - Should be "Column Family Name" in table.jsp
* [HBASE-23116] - LoadBalancer should log table name when balancing per table
** Test
* [HBASE-20667] - Rename TestGlobalThrottler to TestReplicationGlobalThrottler
* [HBASE-21272] - Re-add assertions for RS Group admin tests
* [HBASE-22450] - Port TestStoreScannerClosure from HBASE-22072
* [HBASE-22615] - Make TestChoreService more robust to timing
* [HBASE-22725] - Remove all remaining javadoc warnings
** Wish
* [HBASE-22833] - MultiRowRangeFilter should provide a method for creating a filter which is functionally equivalent to multiple prefix filters
** Task
* [HBASE-19230] - Write up fixVersion policy from dev discussion in refguide
* [HBASE-19858] - Backport HBASE-14061 (Support CF-level Storage Policy) to branch-1
* [HBASE-20486] - Change default throughput controller to PressureAwareThroughputController in branch-1
* [HBASE-20493] - Port HBASE-19994 (Create a new class for RPC throttling exception, make it retryable) to branch-1
* [HBASE-20501] - Change the Hadoop minimum version to 2.7.1
* [HBASE-21606] - Document use of the meta table load metrics added in HBASE-19722
* [HBASE-21791] - Upgrade thrift dependency to 0.12.0
* [HBASE-21826] - Rebase 1.5.0 CHANGES on branch-1.4 at release 1.4.9
* [HBASE-22044] - ByteBufferUtils should not be IA.Public API
* [HBASE-22321] - Add 1.5 release line to the Hadoop supported versions table
* [HBASE-22409] - update branch-1 ref guide section on prereqs
* [HBASE-22444] - Backport HBASE-19954 to branch-1
* [HBASE-22911] - fewer concurrent github PR builds
* [HBASE-22913] - Use Hadoop label for nightly builds
* [HBASE-23023] - upgrade shellcheck used to test in nightly and precommit
Release Notes - HBase - Version 1.4.10 6/14/2019
** Sub-task
* [HBASE-21374] - Backport HBASE-21342 to branch-1
* [HBASE-21561] - Backport HBASE-21413 (Empty meta log doesn't get split when restart whole cluster) to branch-1
* [HBASE-21632] - Backport to branch-1 HBASE-21620 Problem in scan query when using more than one column prefix filter in some cases.
* [HBASE-21711] - Remove references to git.apache.org/hbase.git
* [HBASE-21734] - Some optimization in FilterListWithOR
* [HBASE-21748] - Port HBASE-21738 (Remove all the CLSM#size operation in our memstore because it's an quite time consuming.) to branch-1
* [HBASE-22152] - Create a jenkins file for yetus to processing GitHub PR
* [HBASE-22215] - Backport MultiRowRangeFilter does not work with reverse scans
* [HBASE-22330] - Backport HBASE-20724 (Sometimes some compacted storefiles are still opened after region failover) to branch-1
* [HBASE-22419] - Backport hbase-personality changes in HBASE-22399 and HBASE-20970 to all active branches
* [HBASE-22429] - hbase-vote download step requires URL to end with '/'
* [HBASE-22430] - hbase-vote should tee build and test output to console
* [HBASE-22507] - Backport the pre commit changes in HBASE-22500 to all active branches
** Bug
* [HBASE-20851] - Change rubocop config for max line length of 100
* [HBASE-20911] - correct Swtich/case indentation in formatter template for eclipse
* [HBASE-20912] - Add import order config in dev support for eclipse
* [HBASE-21048] - Get LogLevel is not working from console in secure environment
* [HBASE-21135] - Build fails on windows as it fails to parse windows path during license check
* [HBASE-21196] - HTableMultiplexer clears the meta cache after every put operation
* [HBASE-21475] - Put mutation (having TTL set) added via co-processor is retrieved even after TTL expires
* [HBASE-21492] - CellCodec Written To WAL Before It's Verified
* [HBASE-21547] - Precommit uses master flaky list for other branches
* [HBASE-21553] - schedLock not released in MasterProcedureScheduler
* [HBASE-21582] - If call HBaseAdmin#snapshotAsync but forget call isSnapshotFinished, then SnapshotHFileCleaner will skip to run every time
* [HBASE-21592] - quota.addGetResult(r) throw NPE
* [HBASE-21618] - Scan with the same startRow(inclusive=true) and stopRow(inclusive=false) returns one result
* [HBASE-21766] - TestSimpleRpcScheduler is flaky (branch-1)
* [HBASE-21781] - list_deadservers elapsed time is incorrect
* [HBASE-21800] - RegionServer aborted due to NPE from MetaTableMetrics coprocessor
* [HBASE-21915] - FileLink$FileLinkInputStream doesn't implement CanUnbuffer
* [HBASE-21920] - Ignoring 'empty' end_key while calculating end_key for new region in HBCK -fixHdfsOverlaps command can cause data loss
* [HBASE-21959] - CompactionTool should close the store it uses for compacting files, in order to properly archive compacted files.
* [HBASE-21991] - Fix MetaMetrics issues - [Race condition, Faulty remove logic], few improvements
* [HBASE-22045] - Mutable range histogram reports incorrect outliers
* [HBASE-22058] - upgrade thrift dependency to 0.9.3.1 on branches 1.4, 1.3 and 1.2
* [HBASE-22062] - Backport HBASE-20917 addendum to branch-1 & branch-1.4
* [HBASE-22067] - Fix log line in StochasticLoadBalancer when balancer is an ill-fit for cluster size
* [HBASE-22070] - Checking restoreDir in RestoreSnapshotHelper
* [HBASE-22106] - Log cause of the failure when coprocessor specification parsing fails.
* [HBASE-22125] - Fix more instances in make_rc.sh where we need -Dhttps.protocols=TLSv1.2
* [HBASE-22212] - [1.x] Backport missing filter improvements
* [HBASE-22235] - OperationStatus.{SUCCESS|FAILURE|NOT_RUN} are not visible to 3rd party coprocessors
* [HBASE-22270] - master's jmx.clusterRequests could be negative in branch-1
* [HBASE-22274] - Cell size limit check on append should consider cell's previous size.
* [HBASE-22310] - checkAndMutate used an incorrect row to check the condition
* [HBASE-22389] - Revert HBASE-19275 TestSnapshotFileCache never worked properly on branch-1
* [HBASE-22390] - backport HBASE-22190 to branch-1
* [HBASE-22391] - Fix flaky tests from TestFromClientSide
* [HBASE-22421] - branch-1 docker mode for yetus fails
* [HBASE-22448] - Scan is slow for Multiple Column prefixes
* [HBASE-22451] - TestLoadIncrementalHFiles and TestSecureLoadIncrementalHFiles are flaky
* [HBASE-22462] - Should run a 'mvn install' at the end of hadoop check in pre commit job
* [HBASE-22487] - getMostLoadedRegions is unused
* [HBASE-22509] - Address findbugs/spotbugs complaints (branch-1.4)
* [HBASE-22518] - yetus personality is treating branch-1.4 like earlier branches for hadoopcheck
* [HBASE-22533] - TestAccessController3 is flaky (branch-1)
* [HBASE-22540] - [Memstore] Correct counters in MemStoreChunkPool
** New Feature
* [HBASE-21815] - Make isTrackingMetrics and getMetrics of ScannerContext public
* [HBASE-21926] - Profiler servlet
* [HBASE-22184] - [security] Support get|set LogLevel in HTTPS mode
** Improvement
* [HBASE-20047] - AuthenticationTokenIdentifier should provide a toString
* [HBASE-20305] - Add option to SyncTable that skip deletes on target cluster
* [HBASE-20586] - SyncTable tool: Add support for cross-realm remote clusters
* [HBASE-20672] - New metrics ReadRequestRate and WriteRequestRate
* [HBASE-20858] - port HBASE-20695 to branch-1
* [HBASE-21520] - TestMultiColumnScanner cost long time when using ROWCOL bloom type
* [HBASE-21567] - Allow overriding configs starting up the shell
* [HBASE-21590] - Optimize trySkipToNextColumn in StoreScanner a bit
* [HBASE-21645] - Perform sanity check and disallow table creation/modification with region replication < 1
* [HBASE-21784] - Dump replication queue should show list of wal files ordered chronologically
* [HBASE-21818] - Incorrect list item in javadoc
* [HBASE-22219] - Backport HBASE-19049 to branch-1 to prevent DIRKRB-613
* [HBASE-22225] - Profiler tab on Master/RS UI not working w/o comprehensive message
* [HBASE-22291] - Fix recovery of recovered.edits files under root dir
* [HBASE-22341] - Add explicit guidelines for removing deprecations in book
* [HBASE-22358] - Change rubocop configuration for method length
* [HBASE-22379] - Fix Markdown for "Voting on Release Candidates" in book
* [HBASE-22384] - Formatting issues in administration section of book
* [HBASE-22392] - Remove extra/useless +
* [HBASE-22474] - Add --mvn-custom-repo parameter to yetus calls
* [HBASE-22496] - UnsafeAccess.unsafeCopy should not copy more than UNSAFE_COPY_THRESHOLD on each iteration
** Test
* [HBASE-21963] - Add a script for building and verifying release candidate
** Task
* [HBASE-21685] - Change repository urls to Gitbox
* [HBASE-21687] - Update Findbugs Maven Plugin to 3.0.4 to work with Maven 3.6.0+ [branches-1]
* [HBASE-21853] - update copyright notices to 2019
* [HBASE-21884] - Fix box/unbox findbugs warning in secure bulk load
* [HBASE-22020] - upgrade to yetus 0.9.0
* [HBASE-22375] - Promote AccessChecker to LimitedPrivate(Coprocessor)
* [HBASE-22449] - https everywhere in Maven metadata
Release Notes - HBase - Version 1.4.9 12/7/2018
** Sub-task
* [HBASE-21347] - Backport HBASE-21200 "Memstore flush doesn't finish because of seekToPreviousRow() in memstore scanner." to branch-1
* [HBASE-21473] - RowIndexSeekerV1 may return cell with extra two \x00\x00 bytes which has no tags
** Bug
* [HBASE-20604] - ProtobufLogReader#readNext can incorrectly loop to the same position in the stream until the the WAL is rolled
* [HBASE-21266] - Not running balancer because processing dead regionservers, but empty dead rs list
* [HBASE-21275] - Thrift Server (branch 1 fix) -> Disable TRACE HTTP method for thrift http server (branch 1 only)
* [HBASE-21355] - HStore's storeSize is calculated repeatedly which causing the confusing region split
* [HBASE-21357] - RS should abort if OOM in Reader thread
* [HBASE-21359] - Fix build problem against Hadoop 2.8.5
* [HBASE-21387] - Race condition surrounding in progress snapshot handling in snapshot cache leads to loss of snapshot files
* [HBASE-21417] - Pre commit build is broken due to surefire plugin crashes
* [HBASE-21424] - Change flakies and nightlies so scheduled less often
* [HBASE-21439] - StochasticLoadBalancer RegionLoads aren’t being used in RegionLoad cost functions
* [HBASE-21445] - CopyTable by bulkload will write hfile into yarn's HDFS
* [HBASE-21464] - Splitting blocked with meta NSRE during split transaction
* [HBASE-21504] - If enable FIFOCompactionPolicy, a compaction may write a "empty" hfile whose maxTimeStamp is long max. This kind of hfile will never be archived.
* [HBASE-21546] - ConnectException in TestThriftHttpServer
** Improvement
* [HBASE-21103] - nightly test cache of yetus install needs to be more thorough in verification
* [HBASE-21185] - WALPrettyPrinter: Additional useful info to be printed by wal printer tool, for debugability purposes
* [HBASE-21263] - Mention compression algorithm along with other storefile details
* [HBASE-21373] - Backport to branch-1, "HBASE-21338 [balancer] If balancer is an ill-fit for cluster size, it gives little indication"
* [HBASE-21511] - Remove in progress snapshot check in SnapshotFileCache#getUnreferencedFiles
** Task
* [HBASE-21265] - Split up TestRSGroups
Release Notes - HBase - Version 1.4.8 10/8/2018
** Sub-task
* [HBASE-19275] - TestSnapshotFileCache never worked properly
* [HBASE-20317] - Backport HBASE-20261 "Table page (table.jsp) in Master UI does not show replicaIds for hbase meta table" to branch-1
* [HBASE-21061] - fix synchronization of org.apache.hadoop.hbase.ipc.RpcServer$Connection.useWrap
* [HBASE-21189] - flaky job should gather machine stats
* [HBASE-21190] - Log files and count of entries in each as we load from the MasterProcWAL store
** Bug
* [HBASE-18451] - PeriodicMemstoreFlusher should inspect the queue before adding a delayed flush request
* [HBASE-18549] - Unclaimed replication queues can go undetected
* [HBASE-19418] - RANGE_OF_DELAY in PeriodicMemstoreFlusher should be configurable.
* [HBASE-20307] - LoadTestTool prints too much zookeeper logging
* [HBASE-20704] - Sometimes some compacted storefiles are not archived on region close
* [HBASE-20766] - Verify Replication Tool Has Typo "remove cluster"
* [HBASE-21030] - Correct javadoc for append operation
* [HBASE-21088] - HStoreFile should be closed in HStore#hasReferences
* [HBASE-21117] - Backport HBASE-18350 (fix RSGroups) to branch-1 (Only port the part fixing table locking issue.)
* [HBASE-21127] - TableRecordReader need to handle cursor result too
* [HBASE-21158] - Empty qualifier cell is always returned when using QualifierFilter
* [HBASE-21162] - Revert suspicious change to BoundedByteBufferPool and disable use of direct buffers for IPC reservoir by default
* [HBASE-21166] - Creating a CoprocessorHConnection re-retrieves the cluster id from ZK
* [HBASE-21173] - Remove the duplicate HRegion#close in TestHRegion
* [HBASE-21174] - [REST] Failed to parse empty qualifier in TableResource#getScanResource
* [HBASE-21179] - Fix the number of actions in responseTooSlow log
* [HBASE-21203] - TestZKMainServer#testCommandLineWorks won't pass with default 4lw whitelist
* [HBASE-21206] - Scan with batch size may return incomplete cells
* [HBASE-21212] - Wrong flush time when update flush metric
* [HBASE-21228] - Memory leak since AbstractFSWAL caches Thread object and never clean later
** Improvement
* [HBASE-20734] - Colocate recovered edits directory with hbase.wal.dir
* [HBASE-20857] - JMX - add Balancer status = enabled / disabled
* [HBASE-21147] - (1.4) Add ability for HBase Canary to ignore a configurable number of ZooKeeper down nodes
* [HBASE-21207] - Add client side sorting functionality in master web UI for table and region server details.
** Test
* [HBASE-21138] - Close HRegion instance at the end of every test in TestHRegion
* [HBASE-21258] - Add resetting of flags for RS Group pre/post hooks in TestRSGroups
* [HBASE-21261] - Add log4j.properties for hbase-rsgroup tests
** Task
* [HBASE-21168] - BloomFilterUtil uses hardcoded randomness
Release Notes - HBase - Version 1.4.7 9/3/2018
** Sub-task
* [HBASE-20896] - Port HBASE-20866 to branch-1 and branch-1.4
* [HBASE-20974] - Backport HBASE-20583 (SplitLogWorker should handle FileNotFoundException when split a wal) to branch-1
** Bug
* [HBASE-20890] - PE filterScan seems to be stuck forever
* [HBASE-20895] - NPE in RpcServer#readAndProcess
* [HBASE-20940] - HStore.cansplit should not allow split to happen if it has references
* [HBASE-20997] - rebuildUserRegions() does not build ReplicaMapping during master switchover
* [HBASE-21007] - Memory leak in HBase rest server
* [HBASE-21042] - processor.getRowsToLock() always assumes there is some row being locked in HRegion#processRowsWithLocks
* [HBASE-21047] - Object creation of StoreFileScanner thru constructor and close may leave refCount to -1
* [HBASE-21058] - Nightly tests for branches 1 fail to build ref guide
* [HBASE-21069] - NPE in StoreScanner.updateReaders causes RS to crash
* [HBASE-21074] - JDK7 branches need to pass "-Dhttps.protocols=TLSv1.2" to maven when building
** Improvement
* [HBASE-20387] - flaky infrastructure should work for all branches
* [HBASE-20469] - Directory used for sidelining old recovered edits files should be made configurable
* [HBASE-20930] - MetaScanner.metaScan should use passed variable for meta table name rather than TableName.META_TABLE_NAME
* [HBASE-20935] - HStore.removeCompactedFiles should log in case it is unable to delete a file
** Test
* [HBASE-21076] - TestTableResource fails with NPE
** Task
* [HBASE-20942] - Improve RpcServer TRACE logging
Release Notes - HBase - Version 1.4.6 7/30/2018
** Sub-task
* [HBASE-19722] - Meta query statistics metrics source
* [HBASE-20556] - Backport HBASE-16490 to branch-1
* [HBASE-20557] - Backport HBASE-17215 to branch-1
* [HBASE-20558] - Backport HBASE-17854 to branch-1
* [HBASE-20559] - Backport HBASE-18083 to branch-1
** Bug
* [HBASE-17885] - Backport HBASE-15871 to branch-1
* [HBASE-19377] - Compatibility checker complaining about hash collisions
* [HBASE-20230] - Incorrrect log message in RSRpcService
* [HBASE-20565] - ColumnRangeFilter combined with ColumnPaginationFilter can produce incorrect result since 1.4
* [HBASE-20689] - Docker fails to install rubocop for precommit
* [HBASE-20697] - Can't cache All region locations of the specify table by calling table.getRegionLocator().getAllRegionLocations()
* [HBASE-20723] - Custom hbase.wal.dir results in data loss because we write recovered edits into a different place than where the recovering region server looks for them
* [HBASE-20732] - Shutdown scan pool when master is stopped.
* [HBASE-20769] - getSplits() has a out of bounds problem in TableSnapshotInputFormatImpl
* [HBASE-20770] - WAL cleaner logs way too much; gets clogged when lots of work to do
* [HBASE-20771] - PUT operation fail with "No server address listed in hbase:meta for region xxxxx"
* [HBASE-20785] - NPE getting metrics in PE testing scans
* [HBASE-20789] - TestBucketCache#testCacheBlockNextBlockMetadataMissing is flaky
* [HBASE-20808] - Wrong shutdown order between Chores and ChoreService
* [HBASE-20840] - Backport HBASE-20791 'RSGroupBasedLoadBalancer#setClusterMetrics should pass ClusterMetrics to its internalBalancer' to branch-1
* [HBASE-20855] - PeerConfigTracker only supporting one listener will cause problem when there is a recovered replication queue
* [HBASE-20889] - PE scan is failing with NullPointerException
* [HBASE-20908] - Infinite loop on regionserver if region replica are reduced
* [HBASE-20917] - MetaTableMetrics#stop references uninitialized requestsMap for non-meta region
** Improvement
* [HBASE-20401] - Make `MAX_WAIT` and `waitIfNotFinished` in CleanerContext configurable
* [HBASE-20651] - Master, prevents hbck or shell command to reassign the split parent region
* [HBASE-20701] - too much logging when balancer runs from BaseLoadBalancer
* [HBASE-20733] - QABot should run checkstyle tests if the checkstyle configs change
* [HBASE-20806] - Split style journal for flushes and compactions
* [HBASE-20826] - Truncate responseInfo attributes on RpcServer WARN messages
** Task
* [HBASE-20884] - Replace usage of our Base64 implementation with java.util.Base64
* [HBASE-20905] - branch-1 docker build fails
* [HBASE-20931] - [branch-1] Add -Dhttps.protocols=TLSv1.2 to Maven command line in make_rc.sh
** Umbrella
* [HBASE-20555] - Backport HBASE-18083 and related changes in branch-1
Release Notes - HBase - Version 1.4.5 6/20/2018
** Sub-task
* [HBASE-20316] - Backport HBASE-20229 "ConnectionImplementation.locateRegions() returns duplicated entries when region replication is on" to branch-1
* [HBASE-20647] - Backport HBASE-20616 "TruncateTableProcedure is stuck in retry loop in TRUNCATE_TABLE_CREATE_FS_LAYOUT state" to branch-1
** Bug
* [HBASE-18842] - The hbase shell clone_snaphost command returns bad error message
* [HBASE-19924] - hbase rpc throttling does not work for multi() with request count rater.
* [HBASE-20004] - Client is not able to execute REST queries in a secure cluster
* [HBASE-20204] - Add locking to RefreshFileConnections in BucketCache
* [HBASE-20447] - Only fail cacheBlock if block collisions aren't related to next block metadata
* [HBASE-20500] - [rsgroup] should keep at least one server in default group
* [HBASE-20517] - Fix PerformanceEvaluation 'column' parameter
* [HBASE-20554] - "WALs outstanding" message from CleanerChore is noisy
* [HBASE-20571] - JMXJsonServlet generates invalid JSON if it has NaN in metrics
* [HBASE-20590] - REST Java client is not able to negotiate with the server in the secure mode
* [HBASE-20591] - nightly job doesn't respect maven options
* [HBASE-20597] - Use a lock to serialize access to a shared reference to ZooKeeperWatcher in HBaseReplicationEndpoint
* [HBASE-20627] - Relocate RS Group pre/post hooks from RSGroupAdminServer to RSGroupAdminEndpoint
* [HBASE-20638] - nightly source artifact testing should fail the stage if it's going to report an error on jira
* [HBASE-20664] - Variable shared across multiple threads
* [HBASE-20669] - [findbugs] autoboxing to parse primitive
* [HBASE-20670] - NPE in HMaster#isInMaintenanceMode
** Improvement
* [HBASE-20523] - PE tool should support configuring client side buffering sizes
* [HBASE-20545] - Improve performance of BaseLoadBalancer.retainAssignment
* [HBASE-20548] - Master fails to startup on large clusters, refreshing block distribution
* [HBASE-20605] - Exclude new Azure Storage FileSystem from SecureBulkLoadEndpoint permission check
** Test
* [HBASE-20505] - PE should support multi column family read and write cases
* [HBASE-20513] - Collect and emit ScanMetrics in PerformanceEvaluation
* [HBASE-20619] - TestWeakObjectPool occasionally times out
* [HBASE-20646] - TestWALProcedureStoreOnHDFS failing on branch-1
** Task
* [HBASE-19475] - Extend backporting strategy in documentation
* [HBASE-20595] - Remove the concept of 'special tables' from rsgroups
* [HBASE-20608] - Remove build option of error prone profile for branch-1 after HBASE-12350
Release Notes - HBase - Version 1.4.4 4/30/2018
** Sub-task
* [HBASE-20276] - [shell] Revert shell REPL change and document
** Bug
* [HBASE-15291] - FileSystem not closed in secure bulkLoad
* [HBASE-17631] - Canary interval too low
* [HBASE-19343] - Restore snapshot makes split parent region online
* [HBASE-20068] - Hadoopcheck project health check uses default maven repo instead of yetus managed ones
* [HBASE-20231] - Not able to delete column family from a row using RemoteHTable
* [HBASE-20280] - Fix possibility of deadlocking in refreshFileConnections when prefetch is enabled
* [HBASE-20292] - Wrong URLs in the descriptions for update_all_config and update_config commands in shell
* [HBASE-20293] - get_splits returns duplicate split points when region replication is on
* [HBASE-20301] - Remove the meaningless plus sign from table.jsp
* [HBASE-20302] - CatalogJanitor should log the reason why it is disabled
* [HBASE-20322] - CME in StoreScanner causes region server crash
* [HBASE-20335] - nightly jobs no longer contain machine information
* [HBASE-20364] - nightly job gives old results or no results for stages that timeout on SCM
* [HBASE-20404] - Ugly cleanerchore complaint that dir is not empty
* [HBASE-20463] - Fix breakage introduced on branch-1 by HBASE-20276 "[shell] Revert shell REPL change and document"
** Improvement
* [HBASE-15466] - precommit should not run all java goals when given a docs-only patch
* [HBASE-20352] - [Chore] Backport HBASE-18309 to branch-1
* [HBASE-20379] - shadedjars yetus plugin should add a footer link
* [HBASE-20459] - Majority of scan CPU time in HBase-1 spent in size estimation
** Task
* [HBASE-20112] - Include test results from nightly hadoop3 tests in jenkins test results
Release Notes - HBase - Version 1.4.3 3/30/2018
** Sub-task
* [HBASE-18731] - [compat 1-2] Mark protected methods of QuotaSettings that touch Protobuf internals as IA.Private
** Bug
* [HBASE-14897] - TestTableLockManager.testReapAllTableLocks is flakey
* [HBASE-18864] - NullPointerException thrown when adding rows to a table from peer cluster, table with replication factor other than 0 or 1
* [HBASE-18985] - Fix the building warning of missing version in hbase-shaded-check-invariants module
* [HBASE-19364] - Truncate_preserve fails with table when replica region > 1
* [HBASE-19391] - Calling HRegion#initializeRegionInternals from a region replica can still re-create a region directory
* [HBASE-19553] - Old replica regions should be cleared from AM memory after primary region split or merge
* [HBASE-19769] - IllegalAccessError on package-private Hadoop metrics2 classes in MapReduce jobs
* [HBASE-19802] - Wrong usage messages on shell commands (grant/revoke namespace syntax)
* [HBASE-19863] - java.lang.IllegalStateException: isDelete failed when SingleColumnValueFilter is used
* [HBASE-19985] - Redundant instanceof check in ProtobufUtil#getServiceException
* [HBASE-19989] - READY_TO_MERGE and READY_TO_SPLIT do not update region state correctly
* [HBASE-20001] - cleanIfNoMetaEntry() uses encoded instead of region name to lookup region
* [HBASE-20016] - TestCatalogJanitorInMemoryStates#testInMemoryForReplicaParentCleanup is flaky
* [HBASE-20025] - TestZKPermissionWatcher is flakey in branch-1
* [HBASE-20061] - HStore synchronized member variable filesCompacting should be private
* [HBASE-20062] - findbugs is not running on precommit checks
* [HBASE-20091] - Fix for 'build.plugins.plugin.version' for org.codehaus.mojo: is missing.
* [HBASE-20102] - AssignmentManager#shutdown doesn't shut down scheduled executor
* [HBASE-20106] - API Compliance checker should fall back to specifying origin as remote repo
* [HBASE-20134] - support scripts use hard-coded /tmp
* [HBASE-20139] - NPE in RSRpcServices.get() when getRegion throws an exception
* [HBASE-20141] - Fix TooManyFiles exception when RefreshingChannels in FileIOEngine
* [HBASE-20146] - Regions are stuck while opening when WAL is disabled
* [HBASE-20153] - enable error-prone analysis in precommit
* [HBASE-20162] - [nightly] depending on pipeline execution we sometimes refer to the wrong workspace
* [HBASE-20164] - failed hadoopcheck should add footer link
* [HBASE-20174] - Fix TestZKLessMergeOnCluster flakiness
* [HBASE-20189] - Typo in Required Java Version error message while building HBase.
** Improvement
* [HBASE-18467] - nightly job needs to run all stages and then comment on jira
* [HBASE-20186] - Improve RSGroupBasedLoadBalancer#balanceCluster() to be more efficient when calculating cluster state for each rsgroup
** Test
* [HBASE-20052] - TestRegionOpen#testNonExistentRegionReplica fails due to NPE
** Task
* [HBASE-15151] - Rely on nightly tests for findbugs compliance on existing branch
* [HBASE-20075] - remove logic for branch-1.1 nightly testing
* [HBASE-20088] - Update copyright notices to year 2018
* [HBASE-20089] - make_rc.sh should name SHA-512 checksum files with the extension .sha512
Release Notes - HBase - Version 1.4.2 2/28/2018
** Sub-task
* [HBASE-19877] - hbase-common and hbase-zookeeper don't add the log4j.properties to the resource path for testing
* [HBASE-20008] - [backport] NullPointerException when restoring a snapshot after splitting a region
** Bug
* [HBASE-18282] - ReplicationLogCleaner can delete WALs not yet replicated in case of a KeeperException
* [HBASE-19728] - Add lock to filesCompacting in all place.
* [HBASE-19871] - delete.rb should require user to provide the column
* [HBASE-19876] - The exception happening in converting pb mutation to hbase.mutation messes up the CellScanner
* [HBASE-19892] - Checking 'patch attach' and yetus 0.7.0 and move to Yetus 0.7.0
* [HBASE-19900] - Region-level exception destroy the result of batch
* [HBASE-19901] - Up yetus proclimit on nightlies
* [HBASE-19905] - ReplicationSyncUp tool will not exit if a peer replication is disabled
* [HBASE-19934] - HBaseSnapshotException when read replicas is enabled and online snapshot is taken after region splitting
* [HBASE-19937] - Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
* [HBASE-19972] - Should rethrow the RetriesExhaustedWithDetailsException when failed to apply the batch in ReplicationSink
* [HBASE-19979] - ReplicationSyncUp tool may leak Zookeeper connection
* [HBASE-19981] - Boolean#getBoolean is used to parse value
* [HBASE-19996] - Some nonce procs might not be cleaned up (follow up HBASE-19756)
* [HBASE-20017] - BufferedMutatorImpl submit the same mutation repeatedly
* [HBASE-20027] - Add test TestClusterPortAssignment