forked from apache/hbase
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CHANGES.txt
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CHANGES.txt
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HBase Change Log
Release 0.93.0 - Unreleased
*DO NOT ADD ISSUES HERE ON COMMIT ANY MORE. WE'LL GENERATE THE LIST
FROM JIRA INSTEAD WHEN WE MAKE A RELEASE*
Release 0.92.1 - Unreleased
BUG FIXES
HBASE-5176 AssignmentManager#getRegion: logging nit adds a redundant '+' (Karthik K)
HBASE-5237 Addendum for HBASE-5160 and HBASE-4397 (Ram)
HBASE-5235 HLogSplitter writer thread's streams not getting closed when any
of the writer threads has exceptions. (Ram)
HBASE-5243 LogSyncerThread not getting shutdown waiting for the interrupted flag (Ram)
HBASE-5255 Use singletons for OperationStatus to save memory (Benoit)
HBASE-5345 CheckAndPut doesn't work when value is empty byte[] (Evert Arckens)
HBASE-5466 Opening a table also opens the metatable and never closes it
(Ashley Taylor)
TESTS
HBASE-5223 TestMetaReaderEditor is missing call to CatalogTracker.stop()
Release 0.92.0 - 01/23/2012
INCOMPATIBLE CHANGES
HBASE-2002 Coprocessors: Client side support; Support RPC interface
changes at runtime (Gary Helmling via Andrew Purtell)
HBASE-3677 Generate a globally unique cluster ID (changed
ClusterStatus serialization)
HBASE-3762 HTableFactory.releaseHTableInterface() should throw IOException
instead of wrapping in RuntimeException (Ted Yu via garyh)
HBASE-3629 Update our thrift to 0.6 (Moaz Reyad)
HBASE-1502 Remove need for heartbeats in HBase
HBASE-451 Remove HTableDescriptor from HRegionInfo (Subbu M Iyer)
HBASE-451 Remove HTableDescriptor from HRegionInfo
addendum that fixes TestTableMapReduce
HBASE-3534 Action should not store or serialize regionName (Ted Yu)
HBASE-4197 RegionServer expects all scanner to be subclasses of
HRegion.RegionScanner (Lars Hofhansl)
HBASE-4233 Update protobuf dependency to 2.4.0a (todd)
HBASE-4299 Update to Avro 1.5.3 and use Avro Maven plugin to generate
Avro classes. (Alejandro Abdelnur)
HBASE-4369 Deprecate HConnection#getZookeeperWatcher in prep for HBASE-1762
HBASE-4247 Add isAborted method to the Abortable interface
(Akash Ashok)
HBASE-4503 Purge deprecated HBaseClusterTestCase
HBASE-4374 Up default regions size from 256M to 1G
HBASE-4648 Bytes.toBigDecimal() doesn't use offset (Bryan Keller via Lars H)
HBASE-4715 Remove stale broke .rb scripts from bin dir
HBASE-3433 Remove the KV copy of every KV in Scan; introduced by HBASE-3232 (Lars H)
HBASE-5017 Bump the default hfile.block.cache.size because of HFileV2
BUG FIXES
HBASE-3280 YouAreDeadException being swallowed in HRS getMaster
HBASE-3282 Need to retain DeadServers to ensure we don't allow
previously expired RS instances to rejoin cluster
HBASE-3283 NPE in AssignmentManager if processing shutdown of RS who
doesn't have any regions assigned to it
HBASE-3173 HBase 2984 breaks ability to specify BLOOMFILTER &
COMPRESSION via shell
HBASE-3310 Failing creating/altering table with compression agrument from
the HBase shell (Igor Ranitovic via Stack)
HBASE-3317 Javadoc and Throws Declaration for Bytes.incrementBytes() is
Wrong (Ed Kohlwey via Stack)
HBASE-1888 KeyValue methods throw NullPointerException instead of
IllegalArgumentException during parameter sanity check
HBASE-3337 Restore HBCK fix of unassignment and dupe assignment for new
master
HBASE-3332 Regions stuck in transition after RS failure
HBASE-3418 Increment operations can break when qualifiers are split
between memstore/snapshot and storefiles
HBASE-3403 Region orphaned after failure during split
HBASE-3492 NPE while splitting table with empty column family store
HBASE-3400 Coprocessor Support for Generic Interfaces
(Ed Kohlwey via Gary Helmling)
HBASE-3552 Coprocessors are unable to load if RegionServer is launched
using a different classloader than system default
HBASE-3578 TableInputFormat does not setup the configuration for HBase
mapreduce jobs correctly (Dan Harvey via Stack)
HBASE-3601 TestMasterFailover broken in TRUNK
HBASE-3605 Fix balancer log message
HBASE-3538 Column families allow to have slashes in name (Ian Knome via Stack)
HBASE-3313 Table name isn't checked in isTableEnabled/isTableDisabled
(Ted Yu via Stack)
HBASE-3514 Speedup HFile.Writer append (Matteo Bertozzi via Ryan)
HBASE-3665 tighten assertions for testBloomFilterSize
HBASE-3662 REST server does not respect client supplied max versions when
creating scanner
HBASE-3641 LruBlockCache.CacheStats.getHitCount() is not using the
correct variable
HBASE-3532 HRegion#equals is broken (Ted Yu via Stack)
HBASE-3697 Admin actions that use MetaReader to iterate regions need to
skip offline ones
HBASE-3583 Coprocessors: scannerNext and scannerClose hooks are called
when HRegionInterface#get is invoked (Mingjie Lai via
Andrew Purtell)
HBASE-3688 Setters of class HTableDescriptor do not work properly
HBASE-3702 Fix NPE in Exec method parameter serialization
HBASE-3709 HFile compression not sharing configuration
HBASE-3711 importtsv fails if rowkey length exceeds MAX_ROW_LENGTH
(Kazuki Ohta via todd)
HBASE-3716 Intermittent TestRegionRebalancing failure
(Ted Yu via Stack)
HBASE-3712 HTable.close() doesn't shutdown thread pool
(Ted Yu via Stack)
HBASE-3238 HBase needs to have the CREATE permission on the parent of its
ZooKeeper parent znode (Alex Newman via Stack)
HBASE-3728 NPE in HTablePool.closeTablePool (Ted Yu via Stack)
HBASE-3733 MemStoreFlusher.flushOneForGlobalPressure() shouldn't
be using TreeSet for HRegion (Ted Yu via J-D)
HBASE-3739 HMaster.getProtocolVersion() should distinguish
HMasterInterface and HMasterRegionInterface versions
HBASE-3723 Major compact should be done when there is only one storefile
and some keyvalue is outdated (Zhou Shuaifeng via Stack)
HBASE-3624 Only one coprocessor of each priority can be loaded for a table
HBASE-3598 Broken formatting in LRU stats output (Erik Onnen)
HBASE-3758 Delete triggers pre/postScannerOpen upcalls of RegionObserver
(Mingjie Lai via garyh)
HBASE-3790 Fix NPE in ExecResult.write() with null return value
HBASE-3781 hbase shell cannot start "NoMethodError: undefined method
`close' for nil:NilClass" (Mikael Sitruk)
HBASE-3802 Redundant list creation in HRegion
HBASE-3788 Two error handlings in AssignmentManager.setOfflineInZooKeeper()
(Ted Yu)
HBASE-3800 HMaster is not able to start due to AlreadyCreatedException
HBASE-3806 distributed log splitting double escapes task names
(Prakash Khemani)
HBASE-3819 TestSplitLogWorker has too many SLWs running -- makes for
contention and occasional failures
HBASE-3210 HBASE-1921 for the new master
HBASE-3827 hbase-1502, removing heartbeats, broke master joining a running
cluster and was returning master hostname for rs to use
HBASE-3829 TestMasterFailover failures in jenkins
HBASE-3843 splitLogWorker starts too early (Prakash Khemani)
HBASE-3838 RegionCoprocesorHost.preWALRestore throws npe in case there is
no RegionObserver registered (Himanshu Vashishtha)
HBASE-3847 Turn off DEBUG logging of RPCs in WriteableRPCEngine on TRUNK
HBASE-3777 Redefine Identity Of HBase Configuration (Karthick Sankarachary)
HBASE-3849 Fix master ui; hbase-1502 broke requests/second
HBASE-3853 Fix TestInfoServers to pass after HBASE-3835 (todd)
HBASE-3862 Race conditions in aggregate calculation (John Heitmann)
HBASE-3865 Failing TestWALReplay
HBASE-3864 Rename of hfile.min.blocksize.size in HBASE-2899 reverted in
HBASE-1861 (Aaron T. Myers)
HBASE-3876 TestCoprocessorInterface.testCoprocessorInterface broke on
jenkins and local
HBASE-3897 Docs (notsoquick guide) suggest invalid XML (Philip Zeyliger)
HBASE-3898 TestSplitTransactionOnCluster broke in TRUNK
HBASE-3826 Minor compaction needs to check if still over
compactionThreshold after compacting (Nicolas Spiegelberg)
HBASE-3912 [Stargate] Columns not handle by Scan
HBASE-3903 A successful write to client write-buffer may be lost or not
visible (Doug Meil)
HBASE-3894 Thread contention over row locks set monitor (Dave Latham)
HBASE-3959 hadoop-snappy version in the pom.xml is incorrect
(Alejandro Abdelnur)
HBASE-3971 Compression.java uses ClassLoader.getSystemClassLoader()
to load codec (Alejandro Abdelnur)
HBASE-3979 Trivial fixes in code, document (Ming Ma)
HBASE-3794 Ability to Discard Bad HTable Puts
HBASE-3923 HBASE-1502 Broke Shell's status 'simple' and 'detailed'
HBASE-3978 Rowlock lease renew doesn't work when custom coprocessor
indicates to bypass default action (Ming Ma)
HBASE-3963 Schedule all log-spliiting at startup all at once (mingjian)
HBASE-3983 list command in shell seems broken
HBASE-3793 HBASE-3468 Broke checkAndPut with null value (Ming Ma)
HBASE-3889 NPE in Distributed Log Splitting (Anirudh Todi)
HBASE-4000 You can't specify split points when you create a table in
the shell (Joey Echeverria)
HBASE-4029 Inappropriate checking of Logging Mode in HRegionServer
(Akash Ashok via Ted Yu)
HBASE-4037 Add timeout annotations to preempt surefire killing
all tests
HBASE-4024 Major compaction may not be triggered, even though region
server log says it is triggered (Ted Yu)
HBASE-4016 HRegion.incrementColumnValue() doesn't have a consistent
behavior when the field that we are incrementing is less
than 8 bytes long (Li Pi)
HBASE-4012 Further optimize byte comparison methods (Ted Yu)
HBASE-4037 Add timeout annotations to preempt surefire killing
all tests - TestFullLogReconstruction
HBASE-4051 [Coprocessors] Table coprocessor loaded twice when region is
initialized
HBASE-4059 If a region is split during RS shutdown process, the daughter
regions are NOT made online by master
HBASE-3904 HBA.createTable(final HTableDescriptor desc, byte [][] splitKeys)
should be synchronous
HBASE-4053 Most of the regions were added into AssignmentManager#servers twice
HBASE-4061 getTableDirs is missing directories to skip
HBASE-3867 when cluster is stopped and server which hosted meta region is
removed from cluster, master breaks down after restarting cluster.
HBASE-4074 When a RS has hostname with uppercase letter, there are two
RS entries in master (Weihua via Ted Yu)
HBASE-4077 Deadlock if WrongRegionException is thrown from getLock in
HRegion.delete (Adam Warrington via Ted Yu)
HBASE-3893 HRegion.internalObtainRowLock shouldn't wait forever
HBASE-4075 A bug in TestZKBasedOpenCloseRegion (Jieshan Bean via Ted Yu)
HBASE-4087 HBaseAdmin should perform validation of connection it holds
HBASE-4052 Enabling a table after master switch does not allow table scan,
throwing NotServingRegionException (ramkrishna via Ted Yu)
HBASE-4112 Creating table may throw NullPointerException (Jinchao via Ted Yu)
HBASE-4093 When verifyAndAssignRoot throws exception, the deadServers state
cannot be changed (fulin wang via Ted Yu)
HBASE-4118 method regionserver.MemStore#updateColumnValue: the check for
qualifier and family is missing (N Keywal via Ted Yu)
HBASE-4127 Don't modify table's name away in HBaseAdmin
HBASE-4105 Stargate does not support Content-Type: application/json and
Content-Encoding: gzip in parallel
HBASE-4116 [stargate] StringIndexOutOfBoundsException in row spec parse
(Allan Yan)
HBASE-3845 data loss because lastSeqWritten can miss memstore edits
(Prakash Khemani and ramkrishna.s.vasudevan)
HBASE-4083 If Enable table is not completed and is partial, then scanning of
the table is not working (ramkrishna.s.vasudevan)
HBASE-4138 If zookeeper.znode.parent is not specifed explicitly in Client
code then HTable object loops continuously waiting for the root region
by using /hbase as the base node.(ramkrishna.s.vasudevan)
HBASE-4032 HBASE-451 improperly breaks public API HRegionInfo#getTableDesc
HBASE-4003 Cleanup Calls Conservatively On Timeout (Karthick)
HBASE-3857 Fix TestHFileBlock.testBlockHeapSize test failure (Mikhail)
HBASE-4150 Don't enforce pool size limit with ThreadLocalPool
(Karthick Sankarachary via garyh)
HBASE-4171 HBase shell broken in trunk (Lars Hofhansl)
HBASE-4162 Fix TestHRegionInfo.testGetSetOfHTD: delete /tmp/hbase-<username>
if it already exists (Mikhail Bautin)
HBASE-4179 Failed to run RowCounter on top of Hadoop branch-0.22
(Michael Weng)
HBASE-4181 HConnectionManager can't find cached HRegionInterface and makes clients
work very slow (Jia Liu)
HBASE-4156 ZKConfig defaults clientPort improperly (Michajlo Matijkiw)
HBASE-4184 CatalogJanitor doesn't work properly when "fs.default.name" isn't
set in config file (Ming Ma)
HBASE-4186 No region is added to regionsInTransitionInRS
HBASE-4194 RegionSplitter: Split on under-loaded region servers first
HBASE-2399 Forced splits only act on the first family in a table (Ming Ma)
HBASE-4211 Do init-sizing of the StringBuilder making a ServerName
(Benoît Sigoure)
HBASE-4175 Fix FSUtils.createTableDescriptor() (Ramkrishna)
HBASE-4008 Problem while stopping HBase (Akash Ashok)
HBASE-4065 TableOutputFormat ignores failure to create table instance
(Brock Noland)
HBASE-4167 Potential leak of HTable instances when using HTablePool with
PoolType.ThreadLocal (Karthick Sankarachary)
HBASE-4239 HBASE-4012 introduced duplicate variable Bytes.LONG_BYTES
HBASE-4225 NoSuchColumnFamilyException in multi doesn't say which family
is bad (Ramkrishna Vasudevan)
HBASE-4220 Lots of DNS queries from client
HBASE-4253 Intermittent test failure because of missing config parameter in new
HTable(tablename) (Ramkrishna)
HBASE-4217 HRS.closeRegion should be able to close regions with only
the encoded name (ramkrishna.s.vasudevan)
HBASE-3229 HBASE-3229 Table creation, though using "async" call to master,
can actually run for a while and cause RPC timeout (Ming Ma)
HBASE-4252 TestLogRolling's low-probability failure (Jieshan Bean)
HBASE-4278 Race condition in Slab.java that occurs due to spinlock unlocking
early (Li Pi)
HBASE-4269 Add tests and restore semantics to TableInputFormat/TableRecordReader
(Jonathan Hsieh)
HBASE-4290 HLogSplitter doesn't mark its MonitoredTask as complete in
non-distributed case (todd)
HBASE-4303 HRegionInfo.toString has bad quoting (todd)
HBASE-4307 race condition in CacheTestUtils (Li Pi)
HBASE-4310 SlabCache metrics bugfix (Li Pi)
HBASE-4283 HBaseAdmin never recovers from restarted cluster (Lars Hofhansl)
HBASE-4315 RPC logging too verbose (todd)
HBASE-4273 java.lang.NullPointerException when a table is being disabled and
HMaster restarts (Ming Ma)
HBASE-4027 Off Heap Cache never creates Slabs (Li Pi)
HBASE-4265 zookeeper.KeeperException$NodeExistsException if HMaster restarts
while table is being disabled (Ming Ma)
HBASE-4338 Package build for rpm and deb are broken (Eric Yang)
HBASE-4309 slow query log metrics spewing warnings (Riley Patterson)
HBASE-4302 Only run Snappy compression tests if Snappy is available
(Alejandro Abdelnur via todd)
HBASE-4271 Clean up coprocessor handling of table operations
(Ming Ma via garyh)
HBASE-4341 HRS#closeAllRegions should take care of HRS#onlineRegions's
weak consistency (Jieshan Bean)
HBASE-4297 TableMapReduceUtil overwrites user supplied options
(Jan Lukavsky)
HBASE-4015 Refactor the TimeoutMonitor to make it less racy
(ramkrishna.s.vasudevan)
HBASE-4350 Fix a Bloom filter bug introduced by HFile v2 and
TestMultiColumnScanner that caught it (Mikhail Bautin)
HBASE-4007 distributed log splitting can get indefinitely stuck
(Prakash Khemani)
HBASE-4301 META migration from 0.90 to trunk fails (Subbu Iyer)
HBASE-4331 Bypassing default actions in prePut fails sometimes with
HTable client (Lars Hofhansl via garyh)
HBASE-4340 Hbase can't balance if ServerShutdownHandler encountered
exception (Jinchao Gao)
HBASE-4394 Add support for seeking hints to FilterList
HBASE-4406 TestOpenRegionHandler failing after HBASE-4287 (todd)
HBASE-4330 Fix races in slab cache (Li Pi & Todd)
HBASE-4383 SlabCache reports negative heap sizes (Li Pi)
HBASE-4351 If from Admin we try to unassign a region forcefully,
though a valid region name is given the master is not able
to identify the region to unassign (Ramkrishna)
HBASE-4363 [replication] ReplicationSource won't close if failing
to contact the sink (JD and Lars Hofhansl)
HBASE-4390 [replication] ReplicationSource's UncaughtExceptionHandler
shouldn't join
HBASE-4395 EnableTableHandler races with itself
HBASE-4414 Region splits by size not being triggered
HBASE-4322 HBASE-4322 [hbck] Update checkIntegrity/checkRegionChain
to present more accurate region split problem
(Jon Hseih)
HBASE-4417 HBaseAdmin.checkHBaseAvailable() doesn't close ZooKeeper connections
(Stefan Seelmann)
HBASE-4195 Possible inconsistency in a memstore read after a reseek,
possible performance improvement (nkeywal)
HBASE-4420 MasterObserver preMove() and postMove() should throw
IOException instead of UnknownRegionException
HBASE-4419 Resolve build warning messages (Praveen Patibandia)
HBASE-4428 Two methods in CacheTestUtils don't call setDaemon() on the threads
HBASE-4400 .META. getting stuck if RS hosting it is dead and znode state is in
RS_ZK_REGION_OPENED (Ramkrishna)
HBASE-3421 Very wide rows -- 30M plus -- cause us OOME (Nate Putnam)
HBASE-4153 Handle RegionAlreadyInTransitionException in AssignmentManager
(Ramkrishna)
HBASE-4452 Possibility of RS opening a region though tickleOpening fails due to
znode version mismatch (Ramkrishna)
HBASE-4446 Rolling restart RSs scenario, regions could stay in OPENING state
(Ming Ma)
HBASE-4468 Wrong resource name in an error massage: webapps instead of
hbase-webapps (nkeywal)
HBASE-4472 MiniHBaseCluster.shutdown() doesn't work if no active master
HBASE-4455 Rolling restart RSs scenario, -ROOT-, .META. regions are lost in
AssignmentManager (Ming Ma)
HBASE-4513 NOTICES.txt refers to Facebook for Thrift
HBASE-3130 [replication] ReplicationSource can't recover from session
expired on remote clusters (Chris Trezzo via JD)
HBASE-4212 TestMasterFailover fails occasionally (Gao Jinchao)
HBASE-4412 No need to retry scan operation on the same server in case of
RegionServerStoppedException (Ming Ma)
HBASE-4476 Compactions must fail if column tracker gets columns out of order
(Mikhail Bautin)
HBASE-4209 The HBase hbase-daemon.sh SIGKILLs master when stopping it
(Roman Shaposhnik)
HBASE-4496 HFile V2 does not honor setCacheBlocks when scanning (Lars and Mikhail)
HBASE-4531 hbase-4454 failsafe broke mvn site; back it out or fix
(Akash Ashok)
HBASE-4334 HRegion.get never validates row (Lars Hofhansl)
HBASE-4494 AvroServer:: get fails with NPE on a non-existent row
(Kay Kay)
HBASE-4481 TestMergeTool failed in 0.92 build 20
HBASE-4386 Fix a potential NPE in TaskMonitor (todd)
HBASE-4402 Retaining locality after restart broken
HBASE-4482 Race Condition Concerning Eviction in SlabCache (Li Pi)
HBASE-4547 TestAdmin failing in 0.92 because .tableinfo not found
HBASE-4540 OpenedRegionHandler is not enforcing atomicity of the operation
it is performing(Ram)
HBASE-4335 Splits can create temporary holes in .META. that confuse clients
and regionservers (Lars H)
HBASE-4555 TestShell seems passed, but actually errors seen in test output
file (Mingjie Lai)
HBASE-4582 Store.java cleanup (failing TestHeapSize and has warnings)
HBASE-4556 Fix all incorrect uses of InternalScanner.next(...) (Lars H)
HBASE-4078 Validate store files after flush/compaction
HBASE-3417 CacheOnWrite is using the temporary output path for block
names, need to use a more consistent block naming scheme (jgray)
HBASE-4551 Fix pom and some test cases to compile and run against
Hadoop 0.23 (todd)
HBASE-3446 ProcessServerShutdown fails if META moves, orphaning lots of
regions
HBASE-4589 CacheOnWrite broken in some cases because it can conflict
with evictOnClose (jgray)
HBASE-4579 CST.requestCompaction semantics changed, logs are now
spammed when too many store files
HBASE-4620 I broke the build when I submitted HBASE-3581 (Send length
of the rpc response)
HBASE-4621 TestAvroServer fails quite often intermittently (Akash Ashok)
HBASE-4378 [hbck] Does not complain about regions with startkey==endkey.
(Jonathan Hsieh)
HBASE-4459 HbaseObjectWritable code is a byte, we will eventually run out of codes
HBASE-4430 Disable TestSlabCache and TestSingleSizedCache temporarily to
see if these are cause of build box failure though all tests
pass (Li Pi)
HBASE-4510 Check and workaround usage of internal HDFS APIs in HBase
(Harsh)
HBASE-4595 HFilePrettyPrinter Scanned kv count always 0 (Matteo Bertozzi)
HBASE-4580 Some invalid zk nodes were created when a clean cluster restarts
(Gaojinchao)
HBASE-4588 The floating point arithmetic to validate memory allocation
configurations need to be done as integers (dhruba)
HBASE-4647 RAT finds about 40 files missing licenses
HBASE-4642 Add Apache License Header
HBASE-4591 TTL for old HLogs should be calculated from last modification time.
HBASE-4578 NPE when altering a table that has moving regions (gaojinchao)
HBASE-4070 Improve region server metrics to report loaded coprocessors to
master (Eugene Koontz via apurtell)
HBASE-3512 Shell support for listing currently loaded coprocessors (Eugene
Koontz via apurtell)
HBASE-4670 Fix javadoc warnings
HBASE-4367 Deadlock in MemStore flusher due to JDK internally synchronizing
on current thread
HBASE-4645 Edits Log recovery losing data across column families
HBASE-4634 "test.build.data" property overused leading to write data at the
wrong place (nkeywal)
HBASE-4388 Second start after migration from 90 to trunk crashes
HBASE-4685 TestDistributedLogSplitting.testOrphanLogCreation failing because
of ArithmeticException: / by zero.
HBASE-4300 Start of new-version master fails if old master's znode is
hanging around
HBASE-4679 Thrift null mutation error
HBASE-4304 requestsPerSecond counter stuck at 0 (Li Pi)
HBASE-4692 HBASE-4300 broke the build
HBASE-4641 Block cache can be mistakenly instantiated on Master (jgray)
HBASE-4687 regionserver may miss zk-heartbeats to master when replaying
edits at region open (prakash via jgray)
HBASE-4701 TestMasterObserver fails up on jenkins
HBASE-4700 TestSplitTransactionOnCluster fails on occasion when it tries
to move a region
HBASE-4613 hbase.util.Threads#threadDumpingIsAlive sleeps 1 second,
slowing down the shutdown by 0.5s
HBASE-4552 multi-CF bulk load is not atomic across column families (Jonathan Hsieh)
HBASE-4710 UnknownProtocolException should abort client retries
HBASE-4695 WAL logs get deleted before region server can fully flush
(gaojinchao)
HBASE-4708 Revert safemode related pieces of hbase-4510 (Harsh J)
HBASE-3515 [replication] ReplicationSource can miss a log after RS comes out of GC
HBASE-4713 Raise debug level to warn on ExecutionException in
HConnectionManager$HConnectionImplementation (Lucian George Iordache)
HBASE-4716 Improve locking for single column family bulk load
HBASE-4609 ThriftServer.getRegionInfo() is expecting old ServerName format, need to
use new Addressing class instead (Jonathan Gray)
HBASE-4719 HBase script assumes pre-Hadoop 0.21 layout of jar files
(Roman Shposhnik)
HBASE-4553 The update of .tableinfo is not atomic; we remove then rename
HBASE-4725 NPE in AM#updateTimers
HBASE-4745 LRU statistics thread should be a daemon
HBASE-4749 TestMasterFailover#testMasterFailoverWithMockedRITOnDeadRS
occasionally fails
HBASE-4753 org.apache.hadoop.hbase.regionserver.TestHRegionInfo#testGetSetOfHTD
throws NPE on trunk (nkeywal)
HBASE-4754 FSTableDescriptors.getTableInfoPath() should handle FileNotFoundException
HBASE-4740 [bulk load] the HBASE-4552 API can't tell if errors on region server are recoverable
(Jonathan Hsieh)
HBASE-4741 Online schema change doesn't return errors
HBASE-4734 [bulk load] Warn if bulk load directory contained no files
HBASE-4723 Loads of NotAllMetaRegionsOnlineException traces when starting
the master
HBASE-4511 There is data loss when master failovers
HBASE-4577 Region server reports storefileSizeMB bigger than
storefileUncompressedSizeMB (gaojinchao)
HBASE-4478 Improve AssignmentManager.handleRegion so that it can process certain ZK state
in the case of RS offline
HBASE-4777 Write back to client 'incompatible' if we show up with wrong version
HBASE-4775 Remove -ea from all but tests; enable it if you need it testing
HBASE-4784 Void return types not handled correctly for CoprocessorProtocol
methods
HBASE-4792 SplitRegionHandler doesn't care if it deletes the znode or not,
leaves the parent region stuck offline
HBASE-4793 HBase shell still using deprecated methods removed in HBASE-4436
HBASE-4801 alter_status shell prints sensible message at completion
HBASE-4796 Race between SplitRegionHandlers for the same region kills the master
HBASE-4816 Regionserver wouldn't go down because split happened exactly at same
time we issued bulk user region close call on our way out
HBASE-4815 Disable online altering by default, create a config for it
HBASE-4623 Remove @deprecated Scan methods in 0.90 from TRUNK and 0.92
HBASE-4842 [hbck] Fix intermittent failures on TestHBaseFsck.testHBaseFsck
(Jon Hsieh)
HBASE-4308 Race between RegionOpenedHandler and AssignmentManager (Ram)
HBASE-4857 Recursive loop on KeeperException in
AuthenticationTokenSecretManager/ZKLeaderManager
HBASE-4739 Master dying while going to close a region can leave it in transition
forever (Gao Jinchao)
HBASE-4855 SplitLogManager hangs on cluster restart due to batch.installed doubly counted
HBASE-4877 TestHCM failing sporadically on jenkins and always for me on an
ubuntu machine
HBASE-4878 Master crash when splitting hlog may cause data loss (Chunhui Shen)
HBASE-4945 NPE in HRegion.bulkLoadHFiles (Andrew P and Lars H)
HBASE-4942 HMaster is unable to start of HFile V1 is used (Honghua Zhu)
HBASE-4610 Port HBASE-3380 (Master failover can split logs of live servers) to 92/trunk
HBASE-4946 HTable.coprocessorExec (and possibly coprocessorProxy) does not work with
dynamically loaded coprocessors (Andrei Dragomir)
HBASE-5026 Add coprocessor hook to HRegionServer.ScannerListener.leaseExpired()
HBASE-4935 hbase 0.92.0 doesn't work going against 0.20.205.0, its packaged hadoop
HBASE-5078 DistributedLogSplitter failing to split file because it has edits for
lots of regions
HBASE-5077 SplitLogWorker fails to let go of a task, kills the RS
HBASE-5096 Replication does not handle deletes correctly. (Lars H)
HBASE-5103 Fix improper master znode deserialization (Jonathan Hsieh)
HBASE-5099 ZK event thread waiting for root region assignment may block server
shutdown handler for the region sever the root region was on (Jimmy)
HBASE-5100 Rollback of split could cause closed region to be opened again (Chunhui)
HBASE-4397 -ROOT-, .META. tables stay offline for too long in recovery phase after all RSs
are shutdown at the same time (Ming Ma)
HBASE-5094 The META can hold an entry for a region with a different server name from the one
actually in the AssignmentManager thus making the region inaccessible. (Ram)
HBASE-5081 Distributed log splitting deleteNode races against splitLog retry (Prakash)
HBASE-4357 Region stayed in transition - in closing state (Ming Ma)
HBASE-5088 A concurrency issue on SoftValueSortedMap (Jieshan Bean and Lars H)
HBASE-5152 Region is on service before completing initialization when doing rollback of split,
it will affect read correctness (Chunhui)
HBASE-5137 MasterFileSystem.splitLog() should abort even if waitOnSafeMode() throws IOException(Ted)
HBASE-5121 MajorCompaction may affect scan's correctness (chunhui shen and Lars H)
HBASE-5143 Fix config typo in pluggable load balancer factory (Harsh J)
HBASE-5196 Failure in region split after PONR could cause region hole (Jimmy Xiang)
TESTS
HBASE-4450 test for number of blocks read: to serve as baseline for expected
blocks read and for catching regressions (Kannan)
HBASE-4492 TestRollingRestart fails intermittently (Ted Yu and Ram)
HBASE-4512 JVMClusterUtil throwing wrong exception when master thread cannot be created (Ram)
HBASE-4479 TestMasterFailover failure in Hbase-0.92#17(Ram)
HBASE-4651 ConcurrentModificationException might be thrown in
TestHCM.testConnectionUniqueness (Jinchao)
HBASE-4518 TestServerCustomProtocol fails intermittently
HBASE-4790 Occasional TestDistributedLogSplitting failure (Jinchao)
HBASE-4864 TestMasterObserver#testRegionTransitionOperations occasionally
fails (Gao Jinchao)
HBASE-4868 TestOfflineMetaRebuildBase#testMetaRebuild occasionally fails
(Gao Jinchao)
HBASE-4874 Run tests with non-secure random, some tests hang otherwise (Lars H)
HBASE-5112 TestReplication#queueFailover flaky due to potentially
uninitialized Scan (Jimmy Xiang)
HBASE-5113 TestDrainingServer expects round robin region assignment but misses a
config parameter
HBASE-5105 TestImportTsv failed with hadoop 0.22 (Ming Ma)
IMPROVEMENTS
HBASE-3290 Max Compaction Size (Nicolas Spiegelberg via Stack)
HBASE-3292 Expose block cache hit/miss/evict counts into region server
metrics
HBASE-2936 Differentiate between daemon & restart sleep periods
HBASE-3316 Add support for Java Serialization to HbaseObjectWritable
(Ed Kohlwey via Stack)
HBASE-1861 Multi-Family support for bulk upload tools
HBASE-3308 SplitTransaction.splitStoreFiles slows splits a lot
HBASE-3328 Added Admin API to specify explicit split points
HBASE-3377 Upgrade Jetty to 6.1.26
HBASE-3393 Update Avro gateway to use Avro 1.4.1 and the new
server.join() method (Jeff Hammerbacher via Stack)
HBASE-3433 KeyValue API to explicitly distinguish between deep & shallow
copies
HBASE-3522 Unbundle our RPC versioning; rather than a global for all 4
Interfaces -- region, master, region to master, and
coprocesssors -- instead version each individually
HBASE-3520 Update our bundled hadoop from branch-0.20-append to latest
(rpc version 43)
HBASE-3563 [site] Add one-page-only version of hbase doc
HBASE-3564 DemoClient.pl - a demo client in Perl
HBASE-3560 the hbase-default entry of "hbase.defaults.for.version"
causes tests not to run via not-maven
HBASE-3513 upgrade thrift to 0.5.0 and use mvn version
HBASE-3533 Allow HBASE_LIBRARY_PATH env var to specify extra locations
of native lib
HBASE-3631 CLONE - HBase 2984 breaks ability to specify BLOOMFILTER &
COMPRESSION via shell
HBASE-3630 DemoClient.Java is outdated (Moaz Reyed via Stack)
HBASE-3618 Add to HBase book, 'schema' chapter - pre-creating regions and
key types (Doug Meil via Stack)
HBASE-2495 Allow record filtering with selected row key values in HBase
Export (Subbu M Iyer via Stack)
HBASE-3440 Clean out load_table.rb and make sure all roads lead to
completebulkload tool (Vidhyashankar Venkataraman via Stack)
HBASE-3653 Parallelize Server Requests on HBase Client
HBASE-3657 reduce copying of HRegionInfo's (Ted Yu via Stack)
HBASE-3422 Balancer will try to rebalance thousands of regions in one go;
needs an upper bound added (Ted Yu via Stack)
HBASE-3676 Update region server load for AssignmentManager through
regionServerReport() (Ted Yu via Stack)
HBASE-3468 Enhance checkAndPut and checkAndDelete with comparators
HBASE-3683 NMapInputFormat should use a different config param for
number of maps
HBASE-3673 Reduce HTable Pool Contention Using Concurrent Collections
(Karthick Sankarachary via Stack)
HBASE-3474 HFileOutputFormat to use column family's compression algorithm
HBASE-3541 REST Multi Gets (Elliott Clark via Stack)
HBASE-3052 Add ability to have multiple ZK servers in a quorum in
MiniZooKeeperCluster for test writing (Liyin Tang via Stack)
HBASE-3693 isMajorCompaction() check triggers lots of listStatus DFS RPC
calls from HBase (Liyin Tang via Stack)
HBASE-3717 deprecate HTable isTableEnabled() methods in favor of
HBaseAdmin methods (David Butler via Stack)
HBASE-3720 Book.xml - porting conceptual-view / physical-view sections of
HBaseArchitecture wiki (Doug Meil via Stack)
HBASE-3705 Allow passing timestamp into importtsv (Andy Sautins via Stack)
HBASE-3715 Book.xml - adding architecture section on client, adding section
on spec-ex under mapreduce (Doug Meil via Stack)
HBASE-3684 Support column range filter (Jerry Chen via Stack)
HBASE-3647 Distinguish read and write request count in region
(Ted Yu via Stack)
HBASE-3704 Show per region request count in table.jsp
(Ted Yu via Stack)
HBASE-3694 high multiput latency due to checking global mem store size
in a synchronized function (Liyin Tang via Stack)
HBASE-3710 Book.xml - fill out descriptions of metrics
(Doug Meil via Stack)
HBASE-3738 Book.xml - expanding Architecture Client section
(Doug Meil via Stack)
HBASE-3587 Eliminate use of read-write lock to guard loaded
coprocessor collection
HBASE-3729 Get cells via shell with a time range predicate
(Ted Yu via Stack)
HBASE-3764 Book.xml - adding 2 FAQs (SQL and arch question)
HBASE-3770 Make FilterList accept var arg Filters in its constructor
as a convenience (Erik Onnen via Stack)
HBASE-3769 TableMapReduceUtil is inconsistent with other table-related
classes that accept byte[] as a table name (Erik Onnen via Stack)
HBASE-3768 Add best practice to book for loading row key only
(Erik Onnen via Stack)
HBASE-3765 metrics.xml - small format change and adding nav to hbase
book metrics section (Doug Meil)
HBASE-3759 Eliminate use of ThreadLocals for CoprocessorEnvironment
bypass() and complete()
HBASE-3701 revisit ArrayList creation (Ted Yu via Stack)
HBASE-3753 Book.xml - architecture, adding more Store info (Doug Meil)
HBASE-3784 book.xml - adding small subsection in architecture/client on
filters (Doug Meil)
HBASE-3785 book.xml - moving WAL into architecture section, plus adding
more description on what it does (Doug Meil)
HBASE-3699 Make RegionServerServices and MasterServices extend Server
(Erik Onnen)
HBASE-3757 Upgrade to ZK 3.3.3
HBASE-3609 Improve the selection of regions to balance; part 2 (Ted Yu)
HBASE-2939 Allow Client-Side Connection Pooling (Karthik Sankarachary)
HBASE-3798 [REST] Allow representation to elide row key and column key
HBASE-3812 Tidy up naming consistency and documentation in coprocessor
framework (Mingjie Lai)
HBASE-1512 Support aggregate functions (Himanshu Vashishtha)
HBASE-3796 Per-Store Enties in Compaction Queue
HBASE-3670 Fix error handling in get(List<Get> gets)
(Harsh J Chouraria)
HBASE-3835 Switch master and region server pages to Jamon-based templates
HBASE-3721 Speedup LoadIncrementalHFiles (Ted Yu)
HBASE-3855 Performance degradation of memstore because reseek is linear
(dhruba borthakur)
HBASE-3797 StoreFile Level Compaction Locking
HBASE-1476 Multithreaded Compactions
HBASE-3877 Determine Proper Defaults for Compaction ThreadPools
HBASE-3880 Make mapper function in ImportTSV plug-able (Bill Graham)
HBASE-2938 HBASE-2938 Add Thread-Local Behavior To HTable Pool
(Karthick Sankarachary)
HBASE-3811 Allow adding attributes to Scan (Alex Baranau)
HBASE-3841 HTable and HTableInterface docs are inconsistent with
one another (Harsh J Chouraria)
HBASE-2937 Facilitate Timeouts In HBase Client (Karthick Sankarachary)
HBASE-3921 Allow adding arbitrary blobs to Put (dhruba borthakur)
HBASE-3931 Allow adding attributes to Get
HBASE-3942 The thrift scannerOpen functions should support row caching
(Adam Worthington)
HBASE-2556 Add convenience method to HBaseAdmin to get a collection of
HRegionInfo objects for each table (Ming Ma)
HBASE-3952 Guava snuck back in as a dependency via hbase-3777
HBASE-3808 Implement Executor.toString for master handlers at least
(Brock Noland)
HBASE-3873 Mavenize Hadoop Snappy JAR/SOs project dependencies
(Alejandro Abdelnur)
HBASE-3941 "hbase version" command line should print version info
(Jolly Chen)
HBASE-3961 Add Delete.setWriteToWAL functionality (Bruno Dumon)
HBASE-3928 Some potential performance improvements to Bytes/KeyValue
HBASE-3982 Improvements to TestHFileSeek
HBASE-3940 HBase daemons should log version info at startup and possibly
periodically (Li Pi)
HBASE-3789 Cleanup the locking contention in the master
HBASE-3927 Display total uncompressed byte size of a region in web UI
HBASE-4011 New MasterObserver hook: post startup of active master
HBASE-3994 SplitTransaction has a window where clients can
get RegionOfflineException
HBASE-4010 HMaster.createTable could be heavily optimized
HBASE-3506 Ability to disable, drop and enable tables using regex expression
(Joey Echeverria via Ted Yu)
HBASE-3516 Coprocessors: add test cases for loading coprocessor jars
(Mingjie Lai via garyh)
HBASE-4036 Implementing a MultipleColumnPrefixFilter (Anirudh Todi)
HBASE-4048 [Coprocessors] Support configuration of coprocessor at load time
HBASE-3240 Improve documentation of importtsv and bulk loads.
(Aaron T. Myers via todd)
HBASE-4054 Usability improvement to HTablePool (Daniel Iancu)
HBASE-4079 HTableUtil - helper class for loading data (Doug Meil via Ted Yu)
HBASE-3871 Speedup LoadIncrementalHFiles by parallelizing HFile splitting
HBASE-4081 Issues with HRegion.compactStores methods (Ming Ma)
HBASE-3465 Hbase should use a HADOOP_HOME environment variable if available
(Alejandro Abdelnur)
HBASE-3899 enhance HBase RPC to support free-ing up server handler threads
even if response is not ready (Vlad Dogaru)
HBASE-4142 Advise against large batches in javadoc for HTable#put(List<Put>)
HBASE-4139 [stargate] Update ScannerModel with support for filter package
additions
HBASE-1938 Make in-memory table scanning faster (nkeywal)
HBASE-4143 HTable.doPut(List) should check the writebuffer length every so often
(Doug Meil via Ted Yu)
HBASE-3065 Retry all 'retryable' zk operations; e.g. connection loss (Liyin Tang)
HBASE-3810 Registering a coprocessor in HTableDescriptor should be easier
(Mingjie Lai via garyh)
HBASE-4158 Upgrade pom.xml to surefire 2.9 (Aaron Kushner & Mikhail)
HBASE-3899 Add ability for delayed RPC calls to set return value
immediately at call return. (Vlad Dogaru via todd)
HBASE-4169 FSUtils LeaseRecovery for non HDFS FileSystems (Lohit Vijayarenu)
HBASE-3807 Fix units in RS UI metrics (subramanian raghunathan)
HBASE-4193 Enhance RPC debug logging to provide more details on
call contents
HBASE-4190 Coprocessors: pull up some cp constants from cp package to
o.a.h.h.HConstants (Mingjie Lai)
HBASE-4227 Modify the webUI so that default values of column families are
not shown (Nileema Shingte)
HBASE-4229 Replace Jettison JSON encoding with Jackson in HLogPrettyPrinter
(Riley Patterson)
HBASE-4230 Compaction threads need names
HBASE-4236 Don't lock the stream while serializing the response (Benoit Sigoure)
HBASE-4237 Directly remove the call being handled from the map of outstanding RPCs
(Benoit Sigoure)
HBASE-4199 blockCache summary - backend (Doug Meil)
HBASE-4240 Allow Loadbalancer to be pluggable
HBASE-4244 Refactor bin/hbase help
HBASE-4241 Optimize flushing of the Memstore (Lars Hofhansl)
HBASE-4248 Enhancements for Filter Language exposing HBase filters through
the Thrift API (Anirudh Todi)
HBASE-3900 Expose progress of a major compaction in UI and/or in shell
(Brad Anderson)
HBASE-4291 Improve display of regions in transition in UI to be more
readable (todd)
HBASE-4281 Add facility to dump current state of all executors (todd)
HBASE-4275 RS should communicate fatal "aborts" back to the master (todd)
HBASE-4263 New config property for user-table only RegionObservers
(Lars Hofhansl)
HBASE-4257 Limit the number of regions in transitions displayed on
master webpage. (todd)
HBASE-1730 Online Schema Changes
HBASE-4206 jenkins hash implementation uses longs unnecessarily
(Ron Yang)
HBASE-3842 Refactor Coprocessor Compaction API
HBASE-4312 Deploy new hbase logo
HBASE-4327 Compile HBase against hadoop 0.22 (Joep Rottinghuis)
HBASE-4339 Improve eclipse documentation and project file generation
(Eric Charles)
HBASE-4342 Update Thrift to 0.7.0 (Moaz Reyad)
HBASE-4260 Expose a command to manually trigger an HLog roll
(ramkrishna.s.vasudevan)
HBASE-4347 Remove duplicated code from Put, Delete, Get, Scan, MultiPut
(Lars Hofhansl)
HBASE-4359 Show dead RegionServer names in the HMaster info page
(Harsh J)
HBASE-4287 If region opening fails, change region in transition into
a FAILED_OPEN state so that it can be retried quickly. (todd)
HBASE-4381 Refactor split decisions into a split policy class. (todd)
HBASE-4373 HBaseAdmin.assign() does not use force flag (Ramkrishna)
HBASE-4425 Provide access to RpcServer instance from RegionServerServices
HBASE-4411 When copying tables/CFs, allow CF names to be changed
(David Revell)
HBASE-4424 Provide coprocessors access to createTable() via
MasterServices
HBASE-4432 Enable/Disable off heap cache with config (Li Pi)
HBASE-4434 seek optimization: don't do eager HFile Scanner
next() unless the next KV is needed
(Kannan Muthukkaruppan)
HBASE-4280 [replication] ReplicationSink can deadlock itself via handlers
HBASE-4014 Coprocessors: Flag the presence of coprocessors in logged
exceptions (Eugene Koontz)
HBASE-4449 LoadIncrementalHFiles should be able to handle CFs with blooms
(David Revell)
HBASE-4454 Add failsafe plugin to build and rename integration tests
(Jesse Yates)
HBASE-4499 [replication] Source shouldn't update ZK if it didn't progress
(Chris Trezzo via JD)
HBASE-2794 Utilize ROWCOL bloom filter if multiple columns within same family
are requested in a Get (Mikhail Bautin)
HBASE-4487 The increment operation can release the rowlock before sync-ing
the Hlog (dhruba borthakur)
HBASE-4526 special case for stopping master in hbase-daemon.sh is no longer
required (Roman Shaposhnik)
HBASE-4520 Better handling of Bloom filter type discrepancy between HFile
and CF config (Mikhail Bautin)
HBASE-4558 Refactor TestOpenedRegionHandler and TestOpenRegionHandler.(Ram)
HBASE-4558 Addendum for TestMasterFailover (Ram) - Breaks the build
HBASE-4568 Make zk dump jsp response faster
HBASE-4606 Remove spam in HCM and fix a list.size == 0
HBASE-3581 hbase rpc should send size of response
HBASE-4585 Avoid seek operation when current kv is deleted(Liyin Tang)
HBASE-4486 Improve Javadoc for HTableDescriptor (Akash Ashok)
HBASE-4604 hbase.client.TestHTablePool could start a single
cluster instead of one per method (nkeywal)
HBASE-3929 Add option to HFile tool to produce basic stats (Matteo
Bertozzi and todd via todd)
HBASE-4694 Some cleanup of log messages in RS and M
HBASE-4603 Uneeded sleep time for tests in
hbase.master.ServerManager#waitForRegionServers (nkeywal)
HBASE-4703 Improvements in tests (nkeywal)
HBASE-4611 Add support for Phabricator/Differential as an alternative code review tool
HBASE-3939 Some crossports of Hadoop IPC fixes
HBASE-4756 Enable tab-completion in HBase shell (Ryan Thiessen)
HBASE-4759 Migrate from JUnit 4.8.2 to JUnit 4.10 (nkeywal)
HBASE-4554 Allow set/unset coprocessor table attributes from shell
(Mingjie Lai)
HBASE-4779 TestHTablePool, TestScanWithBloomError, TestRegionSplitCalculator are
not tagged and TestPoolMap should not use TestSuite (N Keywal)
HBASE-4805 Allow better control of resource consumption in HTable (Lars H)
HBASE-4903 Return a result from RegionObserver.preIncrement
(Daniel Gómez Ferro via Lars H)
HBASE-4683 Always cache index and bloom blocks
TASKS
HBASE-3559 Move report of split to master OFF the heartbeat channel
HBASE-3573 Move shutdown messaging OFF hearbeat; prereq for fix of
hbase-1502
HBASE-3071 Graceful decommissioning of a regionserver
HBASE-3970 Address HMaster crash/failure half way through meta migration
(Subbu M Iyer)
HBASE-4013 Make ZooKeeperListener Abstract (Akash Ashok via Ted Yu)
HBASE-4025 Server startup fails during startup due to failure in loading
all table descriptors. (Subbu Iyer via Ted Yu)
HBASE-4017 BlockCache interface should be truly modular (Li Pi)
HBASE-4152 Rename o.a.h.h.regionserver.wal.WALObserver to
o.a.h.h.regionserver.wal.WALActionsListener
HBASE-4039 Users should be able to choose custom TableInputFormats without
modifying TableMapReduceUtil.initTableMapperJob() (Brock Noland)
HBASE-4185 Add doc for new hfilev2 format
HBASE-4315 RS requestsPerSecond counter seems to be off (subramanian raghunathan)
HBASE-4289 Move spinlock to SingleSizeCache rather than the slab allocator
(Li Pi)
HBASE-4296 Deprecate HTable[Interface].getRowOrBefore(...) (Lars Hofhansl)
HBASE-2195 Support cyclic replication (Lars Hofhansl)
HBASE-2196 Support more than one slave cluster (Lars Hofhansl)
HBASE-4429 Provide synchronous balanceSwitch()
HBASE-4437 Update hadoop in 0.92 (0.20.205?)
HBASE-4656 Note how dfs.support.append has to be enabled in 0.20.205.0
clusters
HBASE-4699 Cleanup the UIs
HBASE-4552 Remove trivial 0.90 deprecated code from 0.92 and trunk.
(Jonathan Hsieh)
HBASE-4714 Don't ship w/ icms enabled by default
HBASE-4747 Upgrade maven surefire plugin to 2.10
HBASE-4288 "Server not running" exception during meta verification causes RS abort
HBASE-4856 Upgrade zookeeper to 3.4.0 release
HBASE-5111 Upgrade zookeeper to 3.4.2 release
HBASE-5125 Upgrade hadoop to 1.0.0
NEW FEATURES
HBASE-2001 Coprocessors: Colocate user code with regions (Mingjie Lai via
Andrew Purtell)
HBASE-3287 Add option to cache blocks on hfile write and evict blocks on
hfile close
HBASE-3335 Add BitComparator for filtering (Nathaniel Cook via Stack)
HBASE-3260 Coprocessors: Add explicit lifecycle management
HBASE-3256 Coprocessors: Coprocessor host and observer for HMaster
HBASE-3345 Coprocessors: Allow observers to completely override base
function
HBASE-2824 A filter that randomly includes rows based on a configured
chance (Ferdy via Andrew Purtell)
HBASE-3455 Add memstore-local allocation buffers to combat heap
fragmentation in the region server. Enabled by default as of
0.91
HBASE-3257 Coprocessors: Extend server side API to include HLog operations
(Mingjie Lai via Andrew Purtell)
HBASE-3606 Create an package integration project (Eric Yang via Ryan)
HBASE-3488 Add CellCounter to count multiple versions of rows
(Subbu M. Iyer via Stack)
HBASE-1364 [performance] Distributed splitting of regionserver commit logs
(Prakash Khemani)
HBASE-3836 Add facility to track currently progressing actions and
workflows. (todd)
HBASE-3837 Show regions in transition on the master web page (todd)
HBASE-3839 Add monitoring of currently running tasks to the master and
RS web UIs
HBASE-3691 Add compressor support for 'snappy', google's compressor
(Nichole Treadway and Nicholas Telford)
HBASE-2233 Support both Hadoop 0.20 and 0.22
HBASE-3857 Change the HFile Format (Mikhail & Liyin)
HBASE-4114 Metrics for HFile HDFS block locality (Ming Ma)
HBASE-4176 Exposing HBase Filters to the Thrift API (Anirudh Todi)
HBASE-4221 Changes necessary to build and run against Hadoop 0.23
(todd)
HBASE-4071 Data GC: Remove all versions > TTL EXCEPT the last
written version (Lars Hofhansl)
HBASE-4242 Add documentation for HBASE-4071 (Lars Hofhansl)
HBASE-4027 Enable direct byte buffers LruBlockCache (Li Pi)
HBASE-4117 Slow Query Log and Client Operation Fingerprints
(Riley Patterson)
HBASE-4292 Add a debugging dump servlet to the master and regionserver
(todd)
HBASE-4057 Implement HBase version of "show processlist" (Riley Patterson)
HBASE-4219 Per Column Family Metrics
HBASE-4219 Addendum for failure of TestHFileBlock
HBASE-4377 [hbck] Offline rebuild .META. from fs data only
(Jonathan Hsieh)
HBASE-4298 Support to drain RS nodes through ZK (Aravind Gottipati)
HBASE-2742 Provide strong authentication with a secure RPC engine
HBASE-3025 Coprocessor based access control
Release 0.90.7 - Unreleased
BUG FIXES
HBASE-5271 Result.getValue and Result.getColumnLatest return the wrong column (Ghais Issa)
Release 0.90.6 - Unreleased
BUG FIXES
HBASE-4970 Add a parameter so that keepAliveTime of Htable thread pool can be changed (gaojinchao)
HBASE-5060 HBase client is blocked forever (Jinchao)
HBASE-5009 Failure of creating split dir if it already exists prevents splits from happening further
HBASE-5041 Major compaction on non existing table does not throw error (Shrijeet)
HBASE-5327 Print a message when an invalid hbase.rootdir is passed (Jimmy Xiang)
Release 0.90.5 - Released
BUG FIXES
HBASE-4160 HBase shell move and online may be unusable if region name
or server includes binary-encoded data (Jonathan Hsieh)
HBASE-4168 A client continues to try and connect to a powered down
regionserver (Anirudh Todi)
HBASE-4196 TableRecordReader may skip first row of region (Ming Ma)
HBASE-4170 createTable java doc needs to be improved (Mubarak Seyed)
HBASE-4144 RS does not abort if the initialization of RS fails
(ramkrishna.s.vasudevan)
HBASE-4148 HFileOutputFormat doesn't fill in TIMERANGE_KEY metadata
(Jonathan Hsieh)
HBASE-4159 HBaseServer - IPC Reader threads are not daemons (Douglas
Campbell)
HBASE-4095 Hlog may not be rolled in a long time if checkLowReplication's
request of LogRoll is blocked (Jieshan Bean)
HBASE-4253 TestScannerTimeOut.test3686a and TestHTablePool.
testReturnDifferentTable() failure because of using new
HTable(tablename) (ramkrishna.s.vasudevan)
HBASE-4124 ZK restarted while a region is being assigned, new active HM
re-assigns it but the RS warns 'already online on this server'
(Gaojinchao)
HBASE-4294 HLogSplitter sleeps with 1-second granularity (todd)
HBASE-4270 IOE ignored during flush-on-close causes dataloss
HBASE-4180 HBase should check the isSecurityEnabled flag before login
HBASE-4325 Improve error message when using STARTROW for meta scans
(Jonathan Hsieh)
HBASE-4238 CatalogJanitor can clear a daughter that split before
processing its parent
HBASE-4445 Not passing --config when checking if distributed mode or not
HBASE-4453 TestReplication failing up on builds.a.o because already
running zk with new format root servername
HBASE-4387 Error while syncing: DFSOutputStream is closed
(Lars Hofhansl)
HBASE-4295 rowcounter does not return the correct number of rows in
certain circumstances (David Revell)
HBASE-4515 User.getCurrent() can fail to initialize the current user
HBASE-4473 NPE when executors are down but events are still coming in
HBASE-4537 TestUser imports breaking build against secure Hadoop
HBASE-4501 [replication] Shutting down a stream leaves recovered
sources running
HBASE-4563 When error occurs in this.parent.close(false) of split,
the split region cannot write or read (bluedavy via Lars H)
HBASE-4570. Fix a race condition that could cause inconsistent results
from scans during concurrent writes. (todd and Jonathan Jsieh
via todd)
HBASE-4562 When split doing offlineParentInMeta encounters error, it'll
cause data loss (bluedavy via Lars H)
HBASE-4800 Result.compareResults is incorrect (James Taylor and Lars H)
HBASE-4848 TestScanner failing because hostname can't be null
HBASE-4862 Splitting hlog and opening region concurrently may cause data loss
(Chunhui Shen)
HBASE-4773 HBaseAdmin may leak ZooKeeper connections (Xufeng)
IMPROVEMENT
HBASE-4205 Enhance HTable javadoc (Eric Charles)
HBASE-4222 Make HLog more resilient to write pipeline failures
HBASE-4293 More verbose logging in ServerShutdownHandler for meta/root
cases (todd)
HBASE-4276 AssignmentManager debug logs should be at INFO level for
META/ROOT regions (todd)
HBASE-4323 Add debug logging when AssignmentManager can't make a plan
for a region (todd)
HBASE-4313 Refactor TestHBaseFsck to make adding individual hbck tests
easier (Jonathan Hsieh)
HBASE-4272. Add -metaonly flag to hbck feature to only inspect and try
to repair META and ROOT. (todd)
HBASE-4321. Add a more comprehensive region split calculator for future use
in hbck. (Jonathan Hsieh)
HBASE-4384 Hard to tell what causes failure in CloseRegionHandler#getCurrentVersion
(Harsh J)
HBASE-4375 [hbck] Add region coverage visualization to hbck
(Jonathan Hsieh)
HBASE-4506 [hbck] Allow HBaseFsck to be instantiated without connecting
(Jonathan Hsieh)
HBASE-4509 [hbck] Improve region map output
(Jonathan Hsieh)
HBASE-4806 Fix logging message in HbaseObjectWritable
(Jonathan Hsieh via todd)
Release 0.90.4 - August 10, 2011
BUG FIXES
HBASE-3878 Hbase client throws NoSuchElementException (Ted Yu)
HBASE-3881 Add disable balancer in graceful_stop.sh script
HBASE-3895 Fix order of parameters after HBASE-1511
HBASE-3874 ServerShutdownHandler fails on NPE if a plan has a random
region assignment
HBASE-3902 Add Bytes.toBigDecimal and Bytes.toBytes(BigDecimal)
(Vaibhav Puranik)
HBASE-3820 Splitlog() executed while the namenode was in safemode may
cause data-loss (Jieshan Bean)
HBASE-3905 HBaseAdmin.createTableAsync() should check for invalid split
keys (Ted Yu)
HBASE-3908 TableSplit not implementing "hashCode" problem (Daniel Iancu)
HBASE-3915 Binary row keys in hbck and other miscellaneous binary key
display issues
HBASE-3914 ROOT region appeared in two regionserver's onlineRegions at
the same time (Jieshan Bean)
HBASE-3934 MemStoreFlusher.getMemStoreLimit() doesn't honor defaultLimit
(Ted Yu)
HBASE-3946 The splitted region can be online again while the standby
hmaster becomes the active one (Jieshan Bean)
HBASE-3916 Fix the default bind address of ThriftServer to be wildcard
instead of localhost. (Li Pi)
HBASE-3985 Same Region could be picked out twice in LoadBalance