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Posted to commits@hbase.apache.org by ap...@apache.org on 2019/02/01 20:37:00 UTC
[hbase] 01/02: Rebase CHANGES.txt on branch-1.4
This is an automated email from the ASF dual-hosted git repository.
apurtell pushed a commit to branch branch-1
in repository https://gitbox.apache.org/repos/asf/hbase.git
commit 38e2dbc503a7f9ef929ff11b615157f0ee79916c
Author: Andrew Purtell <ap...@apache.org>
AuthorDate: Fri Feb 1 11:37:58 2019 -0800
Rebase CHANGES.txt on branch-1.4
---
CHANGES.txt | 4262 +++++++++++++++++++++++++++++++++++++++--------------------
1 file changed, 2862 insertions(+), 1400 deletions(-)
diff --git a/CHANGES.txt b/CHANGES.txt
index f7403a5..7ad28d4 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,1462 +1,2924 @@
HBase Change Log
-Release Notes - HBase - Version 0.99.2 12/07/2014
+Release Notes - HBase - Version 1.4.9 12/7/2018
** Sub-task
- * [HBASE-10671] - Add missing InterfaceAudience annotations for classes in hbase-common and hbase-client modules
- * [HBASE-11164] - Document and test rolling updates from 0.98 -> 1.0
- * [HBASE-11915] - Document and test 0.94 -> 1.0.0 update
- * [HBASE-11964] - Improve spreading replication load from failed regionservers
- * [HBASE-12075] - Preemptive Fast Fail
- * [HBASE-12128] - Cache configuration and RpcController selection for Table in Connection
- * [HBASE-12147] - Porting Online Config Change from 89-fb
- * [HBASE-12202] - Support DirectByteBuffer usage in HFileBlock
- * [HBASE-12214] - Visibility Controller in the peer cluster should be able to extract visibility tags from the replicated cells
- * [HBASE-12288] - Support DirectByteBuffer usage in DataBlock Encoding area
- * [HBASE-12297] - Support DBB usage in Bloom and HFileIndex area
- * [HBASE-12313] - Redo the hfile index length optimization so cell-based rather than serialized KV key
- * [HBASE-12353] - Turn down logging on some spewing unit tests
- * [HBASE-12354] - Update dependencies in time for 1.0 release
- * [HBASE-12355] - Update maven plugins
- * [HBASE-12363] - Improve how KEEP_DELETED_CELLS works with MIN_VERSIONS
- * [HBASE-12379] - Try surefire 2.18-SNAPSHOT
- * [HBASE-12400] - Fix refguide so it does connection#getTable rather than new HTable everywhere: first cut!
- * [HBASE-12404] - Task 5 from parent: Replace internal HTable constructor use with HConnection#getTable (0.98, 0.99)
- * [HBASE-12471] - Task 4. replace internal ConnectionManager#{delete,get}Connection use with #close, #createConnection (0.98, 0.99) under src/main/java
- * [HBASE-12517] - Several HConstant members are assignable
- * [HBASE-12518] - Task 4 polish. Remove CM#{get,delete}Connection
- * [HBASE-12519] - Remove tabs used as whitespace
- * [HBASE-12526] - Remove unused imports
- * [HBASE-12577] - Disable distributed log replay by default
+ * [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-7211] - Improve hbase ref guide for the testing part.
- * [HBASE-9003] - TableMapReduceUtil should not rely on org.apache.hadoop.util.JarFinder#getJar
- * [HBASE-9117] - Remove HTablePool and all HConnection pooling related APIs
- * [HBASE-9157] - ZKUtil.blockUntilAvailable loops forever with non-recoverable errors
- * [HBASE-9527] - Review all old api that takes a table name as a byte array and ensure none can pass ns + tablename
- * [HBASE-10536] - ImportTsv should fail fast if any of the column family passed to the job is not present in the table
- * [HBASE-10780] - HFilePrettyPrinter#processFile should return immediately if file does not exist
- * [HBASE-11099] - Two situations where we could open a region with smaller sequence number
- * [HBASE-11562] - CopyTable should provide an option to shuffle the mapper tasks
- * [HBASE-11835] - Wrong managenement of non expected calls in the client
- * [HBASE-12017] - Use Connection.createTable() instead of HTable constructors.
- * [HBASE-12029] - Use Table and RegionLocator in HTable.getRegionLocations()
- * [HBASE-12053] - SecurityBulkLoadEndPoint set 777 permission on input data files
- * [HBASE-12072] - Standardize retry handling for master operations
- * [HBASE-12083] - Deprecate new HBaseAdmin() in favor of Connection.getAdmin()
- * [HBASE-12142] - Truncate command does not preserve ACLs table
- * [HBASE-12194] - Make TestEncodedSeekers faster
- * [HBASE-12219] - Cache more efficiently getAll() and get() in FSTableDescriptors
- * [HBASE-12226] - TestAccessController#testPermissionList failing on master
- * [HBASE-12229] - NullPointerException in SnapshotTestingUtils
- * [HBASE-12234] - Make TestMultithreadedTableMapper a little more stable.
- * [HBASE-12237] - HBaseZeroCopyByteString#wrap() should not be called in hbase-client code
- * [HBASE-12238] - A few ugly exceptions on startup
- * [HBASE-12240] - hbase-daemon.sh should remove pid file if process not found running
- * [HBASE-12241] - The crash of regionServer when taking deadserver's replication queue breaks replication
- * [HBASE-12242] - Fix new javadoc warnings in Admin, etc.
- * [HBASE-12246] - Compilation with hadoop-2.3.x and 2.2.x is broken
- * [HBASE-12247] - Replace setHTable() with initializeTable() in TableInputFormat.
- * [HBASE-12248] - broken link in hbase shell help
- * [HBASE-12252] - IntegrationTestBulkLoad fails with illegal partition error
- * [HBASE-12257] - TestAssignmentManager unsynchronized access to regionPlans
- * [HBASE-12258] - Make TestHBaseFsck less flaky
- * [HBASE-12261] - Add checkstyle to HBase build process
- * [HBASE-12263] - RegionServer listens on localhost in distributed cluster when DNS is unavailable
- * [HBASE-12265] - HBase shell 'show_filters' points to internal Facebook URL
- * [HBASE-12274] - Race between RegionScannerImpl#nextInternal() and RegionScannerImpl#close() may produce null pointer exception
- * [HBASE-12277] - Refactor bulkLoad methods in AccessController to its own interface
- * [HBASE-12278] - Race condition in TestSecureLoadIncrementalHFilesSplitRecovery
- * [HBASE-12279] - Generated thrift files were generated with the wrong parameters
- * [HBASE-12281] - ClonedPrefixTreeCell should implement HeapSize
- * [HBASE-12285] - Builds are failing, possibly because of SUREFIRE-1091
- * [HBASE-12294] - Can't build the docs after the hbase-checkstyle module was added
- * [HBASE-12301] - user_permission command does not show global permissions
- * [HBASE-12302] - VisibilityClient getAuths does not propagate remote service exception correctly
- * [HBASE-12304] - CellCounter will throw AIOBE when output directory is not specified
- * [HBASE-12306] - CellCounter output's wrong value for Total Families Across all Rows in output file
- * [HBASE-12308] - Fix typo in hbase-rest profile name
- * [HBASE-12312] - Another couple of createTable race conditions
- * [HBASE-12314] - Add chaos monkey policy to execute two actions concurrently
- * [HBASE-12315] - Fix 0.98 Tests after checkstyle got parented
- * [HBASE-12316] - test-patch.sh (Hadoop-QA) outputs the wrong release audit warnings URL
- * [HBASE-12318] - Add license header to checkstyle xml files
- * [HBASE-12319] - Inconsistencies during region recovery due to close/open of a region during recovery
- * [HBASE-12322] - Add clean up command to ITBLL
- * [HBASE-12327] - MetricsHBaseServerSourceFactory#createContextName has wrong conditions
- * [HBASE-12329] - Table create with duplicate column family names quietly succeeds
- * [HBASE-12334] - Handling of DeserializationException causes needless retry on failure
- * [HBASE-12336] - RegionServer failed to shutdown for NodeFailoverWorker thread
- * [HBASE-12337] - Import tool fails with NullPointerException if clusterIds is not initialized
- * [HBASE-12346] - Scan's default auths behavior under Visibility labels
- * [HBASE-12352] - Add hbase-annotation-tests to runtime classpath so can run hbase it tests.
- * [HBASE-12356] - Rpc with region replica does not propagate tracing spans
- * [HBASE-12359] - MulticastPublisher should specify IPv4/v6 protocol family when creating multicast channel
- * [HBASE-12366] - Add login code to HBase Canary tool.
- * [HBASE-12372] - [WINDOWS] Enable log4j configuration in hbase.cmd
- * [HBASE-12375] - LoadIncrementalHFiles fails to load data in table when CF name starts with '_'
- * [HBASE-12377] - HBaseAdmin#deleteTable fails when META region is moved around the same timeframe
- * [HBASE-12384] - TestTags can hang on fast test hosts
- * [HBASE-12386] - Replication gets stuck following a transient zookeeper error to remote peer cluster
- * [HBASE-12398] - Region isn't assigned in an extreme race condition
- * [HBASE-12399] - Master startup race between metrics and RpcServer
- * [HBASE-12402] - ZKPermissionWatcher race condition in refreshing the cache leaving stale ACLs and causing AccessDenied
- * [HBASE-12407] - HConnectionKey doesn't contain CUSTOM_CONTROLLER_CONF_KEY in CONNECTION_PROPERTIES
- * [HBASE-12414] - Move HFileLink.exists() to base class
- * [HBASE-12417] - Scan copy constructor does not retain small attribute
- * [HBASE-12419] - "Partial cell read caused by EOF" ERRORs on replication source during replication
- * [HBASE-12420] - BucketCache logged startup message is egregiously large
- * [HBASE-12423] - Use a non-managed Table in TableOutputFormat
- * [HBASE-12428] - region_mover.rb script is broken if port is not specified
- * [HBASE-12440] - Region may remain offline on clean startup under certain race condition
- * [HBASE-12445] - hbase is removing all remaining cells immediately after the cell marked with marker = KeyValue.Type.DeleteColumn via PUT
- * [HBASE-12448] - Fix rate reporting in compaction progress DEBUG logging
- * [HBASE-12449] - Use the max timestamp of current or old cell's timestamp in HRegion.append()
- * [HBASE-12450] - Unbalance chaos monkey might kill all region servers without starting them back
- * [HBASE-12459] - Use a non-managed Table in mapred.TableOutputFormat
- * [HBASE-12460] - Moving Chore to hbase-common module.
- * [HBASE-12461] - FSVisitor logging is excessive
- * [HBASE-12464] - meta table region assignment stuck in the FAILED_OPEN state due to region server not fully ready to serve
- * [HBASE-12478] - HBASE-10141 and MIN_VERSIONS are not compatible
- * [HBASE-12479] - Backport HBASE-11689 (Track meta in transition) to 0.98 and branch-1
- * [HBASE-12490] - Replace uses of setAutoFlush(boolean, boolean)
- * [HBASE-12491] - TableMapReduceUtil.findContainingJar() NPE
- * [HBASE-12495] - Use interfaces in the shell scripts
- * [HBASE-12513] - Graceful stop script does not restore the balancer state
- * [HBASE-12514] - Cleanup HFileOutputFormat legacy code
- * [HBASE-12520] - Add protected getters on TableInputFormatBase
- * [HBASE-12533] - staging directories are not deleted after secure bulk load
- * [HBASE-12536] - Reduce the effective scope of GLOBAL CREATE and ADMIN permission
- * [HBASE-12537] - HBase should log the remote host on replication error
- * [HBASE-12539] - HFileLinkCleaner logs are uselessly noisy
- * [HBASE-12541] - Add misc debug logging to hanging tests in TestHCM and TestBaseLoadBalancer
- * [HBASE-12544] - ops_mgt.xml missing in branch-1
- * [HBASE-12550] - Check all storefiles are referenced before splitting
- * [HBASE-12560] - [WINDOWS] Append the classpath from Hadoop to HBase classpath in bin/hbase.cmd
- * [HBASE-12576] - Add metrics for rolling the HLog if there are too few DN's in the write pipeline
- * [HBASE-12580] - Zookeeper instantiated even though we might not need it in the shell
- * [HBASE-12581] - TestCellACLWithMultipleVersions failing since task 5 HBASE-12404 (HBASE-12404 addendum)
- * [HBASE-12584] - Fix branch-1 failing since task 5 HBASE-12404 (HBASE-12404 addendum)
- * [HBASE-12595] - Use Connection.getTable() in table.rb
- * [HBASE-12600] - Remove REPLAY tag dependency in Distributed Replay Mode
- * [HBASE-12610] - Close connection in TableInputFormatBase
- * [HBASE-12611] - Create autoCommit() method and remove clearBufferOnFail
- * [HBASE-12614] - Potentially unclosed StoreFile(s) in DefaultCompactor#compact()
- * [HBASE-12616] - We lost the IntegrationTestBigLinkedList COMMANDS in recent usage refactoring
+ * [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-2609] - Harmonize the Get and Delete operations
- * [HBASE-4955] - Use the official versions of surefire & junit
- * [HBASE-8361] - Bulk load and other utilities should not create tables for user
- * [HBASE-8572] - Enhance delete_snapshot.rb to call snapshot deletion API with regex
- * [HBASE-10082] - Describe 'table' output is all on one line, could use better formatting
- * [HBASE-10483] - Provide API for retrieving info port when hbase.master.info.port is set to 0
- * [HBASE-11639] - [Visibility controller] Replicate the visibility of Cells as strings
- * [HBASE-11870] - Optimization : Avoid copy of key and value for tags addition in AC and VC
- * [HBASE-12161] - Add support for grant/revoke on namespaces in AccessControlClient
- * [HBASE-12243] - HBaseFsck should auto set ignorePreCheckPermission to true if no fix option is set.
- * [HBASE-12249] - Script to help you adhere to the patch-naming guidelines
- * [HBASE-12264] - ImportTsv should fail fast if output is not specified and table does not exist
- * [HBASE-12271] - Add counters for files skipped during snapshot export
- * [HBASE-12272] - Generate Thrift code through maven
- * [HBASE-12328] - Need to separate JvmMetrics for Master and RegionServer
- * [HBASE-12389] - Reduce the number of versions configured for the ACL table
- * [HBASE-12390] - Change revision style from svn to git
- * [HBASE-12411] - Optionally enable p-reads and private readers for compactions
- * [HBASE-12416] - RegionServerCallable should report what host it was communicating with
- * [HBASE-12424] - Finer grained logging and metrics for split transactions
- * [HBASE-12432] - RpcRetryingCaller should log after fixed number of retries like AsyncProcess
- * [HBASE-12434] - Add a command to compact all the regions in a regionserver
- * [HBASE-12447] - Add support for setTimeRange for RowCounter and CellCounter
- * [HBASE-12455] - Add 'description' to bean and attribute output when you do /jmx?description=true
- * [HBASE-12529] - Use ThreadLocalRandom for RandomQueueBalancer
- * [HBASE-12569] - Control MaxDirectMemorySize in the same manner as heap size
+ * [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
** New Feature
- * [HBASE-8707] - Add LongComparator for filter
- * [HBASE-12286] - [shell] Add server/cluster online load of configuration changes
- * [HBASE-12361] - Show data locality of region in table page
- * [HBASE-12496] - A blockedRequestsCount metric
+ * [HBASE-19886] - Display maintenance mode in shell, web UI
+** Improvement
+ * [HBASE-19770] - Add '--return-values' option to Shell to print return values of commands in interactive mode
+ * [HBASE-19917] - Improve RSGroupBasedLoadBalancer#filterServers() to be more efficient
+** Test
+ * [HBASE-19949] - TestRSGroupsWithACL fails with ExceptionInInitializerError
+Release Notes - HBase - Version 1.4.1 2/2/2018
+** Sub-task
+ * [HBASE-19378] - Backport HBASE-19252 "Move the transform logic of FilterList into transformCell() method to avoid extra ref to question cell"
+ * [HBASE-19468] - FNFE during scans and flushes
+ * [HBASE-19481] - Enable Checkstyle in hbase-error-prone
+ * [HBASE-19502] - Make sure we have closed all StoreFileScanners if we fail to open any StoreFileScanners
+
+** Bug
+ * [HBASE-11409] - Add more flexibility for input directory structure to LoadIncrementalHFiles
+ * [HBASE-17079] - HBase build fails on windows, hbase-archetype-builder is reason for failure
+ * [HBASE-17513] - Thrift Server 1 uses different QOP settings than RPC and Thrift Server 2 and can easily be misconfigured so there is no encryption when the operator expects it.
+ * [HBASE-18625] - Splitting of region with replica, doesn't update region list in serverHolding. A server crash leads to overlap.
+ * [HBASE-19125] - TestReplicator is flaky
+ * [HBASE-19163] - "Maximum lock count exceeded" from region server's batch processing
+ * [HBASE-19383] - [1.2] java.lang.AssertionError: expected:<2> but was:<1> at org.apache.hadoop.hbase.TestChoreService.testTriggerNowFailsWhenNotScheduled(TestChoreService.java:707)
+ * [HBASE-19424] - Metrics servlet throws NPE
+ * [HBASE-19483] - Add proper privilege check for rsgroup commands
+ * [HBASE-19490] - Rare failure in TestRateLimiter
+ * [HBASE-19509] - RSGroupAdminEndpoint#preCreateTable triggers TableNotFoundException
+ * [HBASE-19546] - TestMasterReplication.testCyclicReplication2 uses wrong assertion
+ * [HBASE-19551] - hbck -boundaries doesn't work correctly
+ * [HBASE-19588] - Additional jar dependencies needed for mapreduce PerformanceEvaluation
+ * [HBASE-19685] - Fix TestFSErrorsExposed#testFullSystemBubblesFSErrors
+ * [HBASE-19691] - Do not require ADMIN permission for obtaining ClusterStatus
+ * [HBASE-19708] - Avoid NPE when the RPC listener's accept channel is closed
+ * [HBASE-19752] - RSGroupBasedLoadBalancer#getMisplacedRegions() should handle the case where rs group cannot be determined
+ * [HBASE-19756] - Master NPE during completed failed proc eviction
+ * [HBASE-19757] - System table gets stuck after enabling region server group feature in secure cluster
+ * [HBASE-19816] - Replication sink list is not updated on UnknownHostException
+
+** New Feature
+ * [HBASE-15321] - Ability to open a HRegion from hdfs snapshot.
+** Improvement
+ * [HBASE-15580] - Tag coprocessor limitedprivate scope to StoreFile.Reader
+ * [HBASE-19358] - Improve the stability of splitting log when do fail over
+ * [HBASE-19489] - Check against only the latest maintenance release in pre-commit hadoopcheck.
+ * [HBASE-19491] - Exclude flaky tests from nightly master run
+ * [HBASE-19545] - Replace getBytes(StandardCharsets.UTF_8) with Bytes.toBytes
+ * [HBASE-19570] - Add hadoop3 tests to Nightly master/branch-2 runs
+ * [HBASE-19571] - Minor refactor of Nightly run scripts
+ * [HBASE-19684] - BlockCacheKey toString Performance
+ * [HBASE-19789] - Not exclude flaky tests from nightly builds
+** Test
+ * [HBASE-19514] - Use random port for TestJMXListener
** Task
- * [HBASE-10200] - Better error message when HttpServer fails to start due to java.net.BindException
- * [HBASE-10870] - Deprecate and replace HCD methods that have a 'should' prefix with a 'get' instead
- * [HBASE-12250] - Adding an endpoint for updating the regionserver config
- * [HBASE-12344] - Split up TestAdmin
- * [HBASE-12381] - Add maven enforcer rules for build assumptions
- * [HBASE-12388] - Document that WALObservers don't get empty edits.
- * [HBASE-12427] - Change branch-1 version from 0.99.2-SNAPSHOT to 0.99.3-SNAPSHOT
- * [HBASE-12442] - Bring KeyValue#createFirstOnRow() back to branch-1 as deprecated methods
- * [HBASE-12456] - Update surefire from 2.18-SNAPSHOT to 2.18
- * [HBASE-12516] - Clean up master so QA Bot is in known good state
- * [HBASE-12522] - Backport WAL refactoring to branch-1
+ * [HBASE-19485] - Minor improvement to TestCompactedHFilesDischarger
+ * [HBASE-19637] - Add .checkstyle to gitignore
+
+Release Notes - HBase - Version 1.4.0 12/18/2017
+
+** Sub-task
+ * [HBASE-12148] - Remove TimeRangeTracker as point of contention when many threads writing a Store
+ * [HBASE-15160] - Put back HFile's HDFS op latency sampling code and add metrics for monitoring
+ * [HBASE-15342] - create branch-1.3 and update branch-1 poms to 1.4.0-SNAPSHOT
+ * [HBASE-15386] - PREFETCH_BLOCKS_ON_OPEN in HColumnDescriptor is ignored
+ * [HBASE-15484] - Correct the semantic of batch and partial
+ * [HBASE-15662] - Hook up JvmPauseMonitor to REST server
+ * [HBASE-15663] - Hook up JvmPauseMonitor to ThriftServer
+ * [HBASE-15675] - Add more details about region on table.jsp
+ * [HBASE-15691] - Port HBASE-10205 (ConcurrentModificationException in BucketAllocator) to branch-1
+ * [HBASE-15927] - Remove HMaster.assignRegion()
+ * [HBASE-15994] - Allow selection of RpcSchedulers
+ * [HBASE-15995] - Separate replication WAL reading from shipping
+ * [HBASE-16092] - Procedure v2 - complete child procedure support
+ * [HBASE-16236] - Typo in javadoc of InstancePending
+ * [HBASE-16242] - Upgrade Avro to 1.7.7
+ * [HBASE-16280] - Use hash based map in SequenceIdAccounting
+ * [HBASE-16311] - Audit log for delete snapshot operation is missing in case of snapshot owner deleting the same
+ * [HBASE-16336] - Removing peers seems to be leaving spare queues
+ * [HBASE-16398] - optimize HRegion computeHDFSBlocksDistribution
+ * [HBASE-16451] - Procedure v2 - Test WAL protobuf entry size limit
+ * [HBASE-16505] - Save deadline in RpcCallContext according to request's timeout
+ * [HBASE-16530] - Reduce DBE code duplication
+ * [HBASE-16533] - Procedure v2 - Extract chore from the executor
+ * [HBASE-16570] - Compute region locality in parallel at startup
+ * [HBASE-17167] - Pass mvcc to client when scan
+ * [HBASE-17210] - Set timeout on trying rowlock according to client's RPC timeout
+ * [HBASE-17508] - Unify the implementation of small scan and regular scan for sync client
+ * [HBASE-17561] - table status page should escape values that may contain arbitrary characters.
+ * [HBASE-17583] - Add inclusive/exclusive support for startRow and endRow of scan for sync client
+ * [HBASE-17584] - Expose ScanMetrics with ResultScanner rather than Scan
+ * [HBASE-17595] - Add partial result support for small/limited scan
+ * [HBASE-17599] - Use mayHaveMoreCellsInRow instead of isPartial
+ * [HBASE-17793] - Backport ScanResultCache related code to branch-1
+ * [HBASE-17887] - Row-level consistency is broken for read
+ * [HBASE-17925] - mvn assembly:single fails against hadoop3-alpha2
+ * [HBASE-18268] - Eliminate the findbugs warnings for hbase-client
+ * [HBASE-18293] - Only add the spotbugs dependency when jdk8 is active
+ * [HBASE-18295] - The result contains the cells across different rows
+ * [HBASE-18308] - Eliminate the findbugs warnings for hbase-server
+ * [HBASE-18315] - Eliminate the findbugs warnings for hbase-rest
+ * [HBASE-18365] - Eliminate the findbugs warnings for hbase-common
+ * [HBASE-18398] - Snapshot operation fails with FileNotFoundException
+ * [HBASE-18448] - EndPoint example for refreshing HFiles for stores
+ * [HBASE-18458] - Refactor TestRegionServerHostname to make it robust (Port HBASE-17922 to branch-1)
+ * [HBASE-18552] - Backport the server side change in HBASE-18489 to branch-1
+ * [HBASE-18656] - Address issues found by error-prone in hbase-common
+ * [HBASE-18786] - FileNotFoundException should not be silently handled for primary region replicas
+ * [HBASE-18867] - maven enforcer plugin needs update to work with jdk9
+ * [HBASE-18957] - add test that confirms 2 FamilyFilters in a FilterList using MUST_PASS_ONE operator will return results that match either of the FamilyFilters and revert as needed to make it pass.
+ * [HBASE-18980] - Address issues found by error-prone in hbase-hadoop2-compat
+ * [HBASE-19070] - temporarily make the mvnsite nightly test non-voting.
+ * [HBASE-19113] - Restore dropped constants from TableInputFormatBase for compatibility
+ * [HBASE-19131] - Add the ClusterStatus hook and cleanup other hooks which can be replaced by ClusterStatus hook
+ * [HBASE-19182] - Add deprecation in branch-1 for hbase-prefix-tree so some heads up it removed in hbase2
+ * [HBASE-19203] - Update Hadoop version used for build to 2.7.4
+ * [HBASE-19205] - Backport HBASE-18441 ZookeeperWatcher#interruptedException should throw exception
+ * [HBASE-19243] - Start mini cluster once before class for TestFIFOCompactionPolicy
+ * [HBASE-19276] - RegionPlan should correctly implement equals and hashCode
+ * [HBASE-19348] - Fix error-prone errors for branch-1
+ * [HBASE-19354] - [branch-1] Build using a jdk that is beyond ubuntu trusty's openjdk-151
+ * [HBASE-19366] - Backport to branch-1 HBASE-19035 Miss metrics when coprocessor use region scanner to read data
+ * [HBASE-19368] - [nightly] Make xml test non-voting in branch-1.2
+ * [HBASE-19373] - Fix Checkstyle error in hbase-annotations
+
+** Bug
+ * [HBASE-7621] - REST client (RemoteHTable) doesn't support binary row keys
+ * [HBASE-8758] - Error in RegionCoprocessorHost class preScanner method documentation.
+ * [HBASE-9393] - Hbase does not closing a closed socket resulting in many CLOSE_WAIT
+ * [HBASE-12088] - Remove un-used profiles in non-root poms
+ * [HBASE-12091] - Optionally ignore edits for dropped tables for replication.
+ * [HBASE-12949] - Scanner can be stuck in infinite loop if the HFile is corrupted
+ * [HBASE-13860] - Remove units from ServerMetricsTmpl.jamon since values are formatted human readable
+ * [HBASE-14129] - If any regionserver gets shutdown uncleanly during full cluster restart, locality looks to be lost
+ * [HBASE-14329] - Report region in transition only ever operates on one region
+ * [HBASE-14753] - TestShell is not invoked anymore
+ * [HBASE-15109] - HM/RS failed to start when "fs.hdfs.impl.disable.cache" is set to true
+ * [HBASE-15187] - Integrate CSRF prevention filter to REST gateway
+ * [HBASE-15236] - Inconsistent cell reads over multiple bulk-loaded HFiles
+ * [HBASE-15302] - Reenable the other tests disabled by HBASE-14678
+ * [HBASE-15328] - Unvalidated Redirect in HMaster
+ * [HBASE-15497] - Incorrect javadoc for atomicity guarantee of Increment and Append
+ * [HBASE-15528] - Clean up outdated entries in hbase-default.xml
+ * [HBASE-15548] - SyncTable: sourceHashDir is supposed to be optional but won't work without
+ * [HBASE-15635] - Mean age of Blocks in cache (seconds) on webUI should be greater than zero
+ * [HBASE-15711] - Add client side property to allow logging details for batch errors
+ * [HBASE-15725] - make_patch.sh should add the branch name when -b is passed.
+ * [HBASE-15769] - Perform validation on cluster key for add_peer
+ * [HBASE-15783] - AccessControlConstants#OP_ATTRIBUTE_ACL_STRATEGY_CELL_FIRST not used any more.
+ * [HBASE-15803] - ZooKeeperWatcher's constructor can leak a ZooKeeper instance with throwing ZooKeeperConnectionException when canCreateBaseZNode is true
+ * [HBASE-15815] - Region mover script sometimes reports stuck region where only one server was involved
+ * [HBASE-15844] - We should respect hfile.block.index.cacheonwrite when write intermediate index Block
+ * [HBASE-15845] - Shell Cleanup : move formatter to commands.rb; move one of the two hbase.rb to hbase_constants.rb
+ * [HBASE-15866] - Split hbase.rpc.timeout into *.read.timeout and *.write.timeout
+ * [HBASE-15889] - String case conversions are locale-sensitive, used without locale
+ * [HBASE-15933] - NullPointerException may be thrown from SimpleRegionNormalizer#getRegionSize()
+ * [HBASE-15947] - Classes used only for tests included in main code base
+ * [HBASE-15950] - Fix memstore size estimates to be more tighter
+ * [HBASE-15965] - Shell test changes. Use @shell.command instead directly calling functions in admin.rb and other libraries.
+ * [HBASE-15990] - The priority value of subsequent coprocessors in the Coprocessor.Priority.SYSTEM list are not incremented by one
+ * [HBASE-16011] - TableSnapshotScanner and TableSnapshotInputFormat can produce duplicate rows
+ * [HBASE-16045] - endtime argument for VerifyReplication was incorrectly specified in usage
+ * [HBASE-16054] - OutOfMemory exception when using AsyncRpcClient with encryption
+ * [HBASE-16055] - PutSortReducer loses any Visibility/acl attribute set on the Puts
+ * [HBASE-16058] - TestHRegion fails on 1.4 builds
+ * [HBASE-16059] - Region normalizer fails to trigger merge action where one of the regions is empty
+ * [HBASE-16070] - Mapreduce Serialization classes do not have Interface audience
+ * [HBASE-16090] - ResultScanner is not closed in SyncTable#finishRemainingHashRanges()
+ * [HBASE-16091] - Canary takes lot more time when there are delete markers in the table
+ * [HBASE-16118] - TestHFileOutputFormat2 is broken
+ * [HBASE-16122] - PerformanceEvaluation should provide user friendly hint when client threads argument is missing
+ * [HBASE-16125] - RegionMover uses hardcoded, Unix-style tmp folder - breaks Windows
+ * [HBASE-16157] - The incorrect block cache count and size are caused by removing duplicate block key in the LruBlockCache
+ * [HBASE-16159] - OutOfMemory exception when using AsyncRpcClient with encryption to read rpc response
+ * [HBASE-16172] - Unify the retry logic in ScannerCallableWithReplicas and RpcRetryingCallerWithReadReplicas
+ * [HBASE-16182] - Increase IntegrationTestRpcClient timeout
+ * [HBASE-16209] - Provide an ExponentialBackOffPolicy sleep between failed region open requests
+ * [HBASE-16235] - TestSnapshotFromMaster#testSnapshotHFileArchiving will fail if there are too many hfiles
+ * [HBASE-16244] - LocalHBaseCluster start timeout should be configurable
+ * [HBASE-16293] - TestSnapshotFromMaster#testSnapshotHFileArchiving flakey
+ * [HBASE-16309] - TestDefaultCompactSelection.testCompactionRatio is flaky
+ * [HBASE-16345] - RpcRetryingCallerWithReadReplicas#call() should catch some RegionServer Exceptions
+ * [HBASE-16353] - Deprecate / Remove Get.isClosestRowBefore()
+ * [HBASE-16356] - REST API scanner: row prefix filter and custom filter parameters are mutually exclusive
+ * [HBASE-16359] - NullPointerException in RSRpcServices.openRegion()
+ * [HBASE-16367] - Race between master and region server initialization may lead to premature server abort
+ * [HBASE-16377] - ServerName check is ineffective in region_mover.rb
+ * [HBASE-16409] - Row key for bad row should be properly delimited in VerifyReplication
+ * [HBASE-16444] - CellUtil#estimatedSerializedSizeOfKey() should consider KEY_INFRASTRUCTURE_SIZE
+ * [HBASE-16495] - When accessed via Thrift, all column families have timeToLive equal to -1
+ * [HBASE-16515] - AsyncProcess has incorrent count of tasks if the backoff policy is enabled
+ * [HBASE-16538] - Version mismatch in HBaseConfiguration.checkDefaultsVersion
+ * [HBASE-16540] - Scan should do additional validation on start and stop row
+ * [HBASE-16556] - The read/write timeout are not used in HTable.delete(List), HTable.get(List), and HTable.existsAll(List)
+ * [HBASE-16572] - Sync method in RecoverableZooKeeper failed to pass callback function in
+ * [HBASE-16576] - Shell add_peer doesn't allow setting cluster_key for custom endpoints
+ * [HBASE-16611] - Flakey org.apache.hadoop.hbase.client.TestReplicasClient.testCancelOfMultiGet
+ * [HBASE-16612] - Use array to cache Types for KeyValue.Type.codeToType
+ * [HBASE-16615] - Fix flaky TestScannerHeartbeatMessages
+ * [HBASE-16621] - HBCK should have -fixHFileLinks
+ * [HBASE-16630] - Fragmentation in long running Bucket Cache
+ * [HBASE-16647] - hbck should do offline reference repair before online repair
+ * [HBASE-16653] - Backport HBASE-11393 to all branches which support namespace
+ * [HBASE-16670] - Make RpcServer#processRequest logic more robust
+ * [HBASE-16675] - Average region size may be incorrect when there is region whose RegionLoad cannot be retrieved
+ * [HBASE-16716] - OfflineMetaRepair leaves empty directory inside /hbase/WALs which remains forever
+ * [HBASE-16724] - Snapshot owner can't clone
+ * [HBASE-16739] - Timed out exception message should include encoded region name
+ * [HBASE-16762] - NullPointerException is thrown when constructing sourceTable in verifyrep
+ * [HBASE-16768] - Inconsistent results from the Append/Increment
+ * [HBASE-16771] - VerifyReplication should increase GOODROWS counter if re-comparison passes
+ * [HBASE-16801] - The Append/Increment may return the data from future
+ * [HBASE-16815] - Low scan ratio in RPC queue tuning triggers divide by zero exception
+ * [HBASE-16816] - HMaster.move() should throw exception if region to move is not online
+ * [HBASE-16829] - DemoClient should detect secure mode
+ * [HBASE-16855] - Avoid NPE in MetricsConnection’s construction
+ * [HBASE-16856] - Exception message in SyncRunner.run() should print currentSequence
+ * [HBASE-16870] - Add the metrics of replication sources which were transformed from other dead rs to ReplicationLoad
+ * [HBASE-16886] - hbase-client: scanner with reversed=true and small=true gets no result
+ * [HBASE-16910] - Avoid NPE when starting StochasticLoadBalancer
+ * [HBASE-16938] - TableCFsUpdater maybe failed due to no write permission on peerNode
+ * [HBASE-16939] - ExportSnapshot: set owner and permission on right directory
+ * [HBASE-16948] - Fix inconsistency between HRegion and Region javadoc on getRowLock
+ * [HBASE-16962] - Add readPoint to preCompactScannerOpen() and preFlushScannerOpen() API
+ * [HBASE-16983] - TestMultiTableSnapshotInputFormat failing with Unable to create region directory: /tmp/...
+ * [HBASE-16985] - TestClusterId failed due to wrong hbase rootdir
+ * [HBASE-16992] - The usage of mutation from CP is weird.
+ * [HBASE-16993] - BucketCache throw java.io.IOException: Invalid HFile block magic when configuring hbase.bucketcache.bucket.sizes
+ * [HBASE-17010] - Serial replication should handle daughter regions being assigned to another RS
+ * [HBASE-17020] - keylen in midkey() dont computed correctly
+ * [HBASE-17033] - LogRoller makes a lot of allocations unnecessarily
+ * [HBASE-17039] - SimpleLoadBalancer schedules large amount of invalid region moves
+ * [HBASE-17054] - Compactor#preCreateCoprocScanner should be passed user
+ * [HBASE-17062] - RegionSplitter throws ClassCastException
+ * [HBASE-17069] - RegionServer writes invalid META entries for split daughters in some circumstances
+ * [HBASE-17072] - CPU usage starts to climb up to 90-100% when using G1GC; purge ThreadLocal usage
+ * [HBASE-17095] - The ClientSimpleScanner keeps retrying if the hfile is corrupt or cannot found
+ * [HBASE-17105] - Annotate RegionServerObserver
+ * [HBASE-17112] - Prevent setting timestamp of delta operations the same as previous value's
+ * [HBASE-17116] - [PerformanceEvaluation] Add option to configure block size
+ * [HBASE-17118] - StoreScanner leaked in KeyValueHeap
+ * [HBASE-17127] - Locate region should fail fast if underlying Connection already closed
+ * [HBASE-17131] - Avoid livelock caused by HRegion#processRowsWithLocks
+ * [HBASE-17170] - HBase is also retrying DoNotRetryIOException because of class loader differences.
+ * [HBASE-17171] - IntegrationTestTimeBoundedRequestsWithRegionReplicas fails with obtuse error when readers have no time to run
+ * [HBASE-17187] - DoNotRetryExceptions from coprocessors should bubble up to the application
+ * [HBASE-17206] - FSHLog may roll a new writer successfully with unflushed entries
+ * [HBASE-17256] - Rpc handler monitoring will be removed when the task queue is full
+ * [HBASE-17264] - Processing RIT with offline state will always fail to open the first time
+ * [HBASE-17265] - Region left unassigned in master failover when region failed to open
+ * [HBASE-17275] - Assign timeout may cause region to be unassigned forever
+ * [HBASE-17286] - LICENSE.txt in binary tarball contains only ASL text
+ * [HBASE-17287] - Master becomes a zombie if filesystem object closes
+ * [HBASE-17289] - Avoid adding a replication peer named "lock"
+ * [HBASE-17290] - Potential loss of data for replication of bulk loaded hfiles
+ * [HBASE-17297] - Single Filter in parenthesis cannot be parsed correctly
+ * [HBASE-17302] - The region flush request disappeared from flushQueue
+ * [HBASE-17330] - SnapshotFileCache will always refresh the file cache
+ * [HBASE-17344] - The regionserver web UIs miss the coprocessors of RegionServerCoprocessorHost.
+ * [HBASE-17347] - ExportSnapshot may write snapshot info file to wrong directory when specifying target name
+ * [HBASE-17351] - Enforcer plugin fails with NullPointerException
+ * [HBASE-17352] - Fix hbase-assembly build with bash 4
+ * [HBASE-17357] - PerformanceEvaluation parameters parsing triggers NPE.
+ * [HBASE-17374] - ZKPermissionWatcher crashed when grant after region close
+ * [HBASE-17381] - ReplicationSourceWorkerThread can die due to unhandled exceptions
+ * [HBASE-17387] - Reduce the overhead of exception report in RegionActionResult for multi()
+ * [HBASE-17390] - Online update of configuration for all servers leaves out masters
+ * [HBASE-17426] - Inconsistent environment variable names for enabling JMX
+ * [HBASE-17427] - region_mover.rb may move region onto the same server
+ * [HBASE-17429] - HBase bulkload cannot support HDFS viewFs
+ * [HBASE-17435] - Call to preCommitStoreFile() hook encounters SaslException in secure deployment
+ * [HBASE-17445] - Count size of serialized exceptions in checking max result size quota
+ * [HBASE-17450] - TablePermission#equals throws NPE after namespace support was added
+ * [HBASE-17452] - Failed taking snapshot - region Manifest proto-message too large
+ * [HBASE-17460] - enable_table_replication can not perform cyclic replication of a table
+ * [HBASE-17464] - Fix HBaseTestingUtility.getNewDataTestDirOnTestFS to always return a unique path
+ * [HBASE-17469] - Properly handle empty TableName in TablePermission#readFields and #write
+ * [HBASE-17471] - Region Seqid will be out of order in WAL if using mvccPreAssign
+ * [HBASE-17475] - Stack overflow in AsyncProcess if retry too much
+ * [HBASE-17489] - ClientScanner may send a next request to a RegionScanner which has been exhausted
+ * [HBASE-17501] - NullPointerException after Datanodes Decommissioned and Terminated
+ * [HBASE-17504] - The passed durability of Increment is ignored when syncing WAL
+ * [HBASE-17510] - DefaultMemStore gets the wrong heap size after rollback
+ * [HBASE-17519] - Rollback the removed cells
+ * [HBASE-17522] - RuntimeExceptions from MemoryMXBean should not take down server process
+ * [HBASE-17534] - SecureBulkLoadClient squashes DoNotRetryIOExceptions from the server
+ * [HBASE-17540] - Change SASL server GSSAPI callback log line from DEBUG to TRACE in RegionServer to reduce log volumes in DEBUG mode
+ * [HBASE-17558] - ZK dumping jsp should escape html
+ * [HBASE-17565] - StochasticLoadBalancer may incorrectly skip balancing due to skewed multiplier sum
+ * [HBASE-17578] - Thrift per-method metrics should still update in the case of exceptions
+ * [HBASE-17587] - Do not Rethrow DoNotRetryIOException as UnknownScannerException
+ * [HBASE-17590] - Drop cache hint should work for StoreFile write path
+ * [HBASE-17597] - TestMetaWithReplicas.testMetaTableReplicaAssignment is flaky
+ * [HBASE-17601] - close() in TableRecordReaderImpl assumes the split has started
+ * [HBASE-17603] - REST API for scan should return 404 when table does not exist
+ * [HBASE-17607] - Rest api for scan should return 404 when table not exists
+ * [HBASE-17611] - Thrift 2 per-call latency metrics are capped at ~ 2 seconds
+ * [HBASE-17616] - Incorrect actions performed by CM
+ * [HBASE-17617] - Backport HBASE-16731 (Inconsistent results from the Get/Scan if we use the empty FilterList) to branch-1
+ * [HBASE-17639] - Do not stop server if ReplicationSourceManager's waitUntilCanBePushed throws InterruptedException
+ * [HBASE-17648] - HBase Table-level synchronization fails between two secured(kerberized) clusters
+ * [HBASE-17649] - REST API for scan should return 410 when table is disabled
+ * [HBASE-17658] - Fix bookkeeping error with max regions for a table
+ * [HBASE-17661] - fix the queue length passed to FastPathBalancedQueueRpcExecutor
+ * [HBASE-17673] - Monitored RPC Handler not shown in the WebUI
+ * [HBASE-17674] - Major compaction may be cancelled in CompactionChecker
+ * [HBASE-17675] - ReplicationEndpoint should choose new sinks if a SaslException occurs
+ * [HBASE-17677] - ServerName parsing from directory name should be more robust to errors from guava's HostAndPort
+ * [HBASE-17682] - Region stuck in merging_new state indefinitely
+ * [HBASE-17688] - MultiRowRangeFilter not working correctly if given same start and stop RowKey
+ * [HBASE-17698] - ReplicationEndpoint choosing sinks
+ * [HBASE-17710] - HBase in standalone mode creates directories with 777 permission
+ * [HBASE-17712] - Remove/Simplify the logic of RegionScannerImpl.handleFileNotFound
+ * [HBASE-17713] - the interface '/version/cluster' with header 'Accept: application/json' return is not JSON but plain text
+ * [HBASE-17717] - Incorrect ZK ACL set for HBase superuser
+ * [HBASE-17718] - Difference between RS's servername and its ephemeral node cause SSH stop working
+ * [HBASE-17722] - Metrics subsystem stop/start messages add a lot of useless bulk to operational logging
+ * [HBASE-17729] - Missing shortcuts for some useful HCD options
+ * [HBASE-17736] - Some options can't be configured by the shell
+ * [HBASE-17746] - TestSimpleRpcScheduler.testCoDelScheduling is broken
+ * [HBASE-17761] - Test TestRemoveRegionMetrics.testMoveRegion fails intermittently because of race condition
+ * [HBASE-17764] - Solve TestMultiSlaveReplication flakiness
+ * [HBASE-17773] - VerifyReplication tool wrongly emits warning "ERROR: Invalid argument '--recomparesleep=xx'"
+ * [HBASE-17779] - disable_table_replication returns misleading message and does not turn off replication
+ * [HBASE-17780] - BoundedByteBufferPool "At capacity" messages are not actionable
+ * [HBASE-17798] - RpcServer.Listener.Reader can abort due to CancelledKeyException
+ * [HBASE-17803] - PE always re-creates table when we specify the split policy
+ * [HBASE-17816] - HRegion#mutateRowWithLocks should update writeRequestCount metric
+ * [HBASE-17821] - The CompoundConfiguration#toString is wrong
+ * [HBASE-17861] - Regionserver down when checking the permission of staging dir if hbase.rootdir is on S3
+ * [HBASE-17862] - Condition that always returns true
+ * [HBASE-17869] - UnsafeAvailChecker wrongly returns false on ppc
+ * [HBASE-17871] - scan#setBatch(int) call leads wrong result of VerifyReplication
+ * [HBASE-17886] - Fix compatibility of ServerSideScanMetrics
+ * [HBASE-17893] - Allow HBase to build against Hadoop 2.8.0
+ * [HBASE-17904] - Get runs into NoSuchElementException when using Read Replica, with hbase. ipc.client.specificThreadForWriting to be true and hbase.rpc.client.impl to be org.apache.hadoop.hbase.ipc.RpcClientImpl
+ * [HBASE-17930] - Avoid using Canary.sniff in HBaseTestingUtility
+ * [HBASE-17931] - Assign system tables to servers with highest version
+ * [HBASE-17937] - Memstore size becomes negative in case of expensive postPut/Delete Coprocessor call
+ * [HBASE-17958] - Avoid passing unexpected cell to ScanQueryMatcher when optimize SEEK to SKIP
+ * [HBASE-17985] - Inline package manage updates with package installation in Yetus Dockerfile
+ * [HBASE-17991] - Add more details about compaction queue on /dump
+ * [HBASE-17993] - Delete useless info log in RpcServer.processResponse
+ * [HBASE-18000] - Make sure we always return the scanner id with ScanResponse
+ * [HBASE-18005] - read replica: handle the case that region server hosting both primary replica and meta region is down
+ * [HBASE-18014] - A case of Region remain unassigned when table enabled
+ * [HBASE-18024] - HRegion#initializeRegionInternals should not re-create .hregioninfo file when the region directory no longer exists
+ * [HBASE-18025] - CatalogJanitor should collect outdated RegionStates from the AM
+ * [HBASE-18026] - ProtobufUtil seems to do extra array copying
+ * [HBASE-18027] - Replication should respect RPC size limits when batching edits
+ * [HBASE-18030] - Per Cell TTL tags may get duplicated with increments/Append causing tags length overflow
+ * [HBASE-18035] - Meta replica does not give any primaryOperationTimeout to primary meta region
+ * [HBASE-18036] - HBase 1.x : Data locality is not maintained after cluster restart or SSH
+ * [HBASE-18042] - Client Compatibility breaks between versions 1.2 and 1.3
+ * [HBASE-18054] - log when we add/remove failed servers in client
+ * [HBASE-18058] - Zookeeper retry sleep time should have an upper limit
+ * [HBASE-18066] - Get with closest_row_before on "hbase:meta" can return empty Cell during region merge/split
+ * [HBASE-18069] - Fix flaky test TestReplicationAdminWithClusters#testDisableAndEnableReplication
+ * [HBASE-18077] - Update JUnit license to EPL from CPL
+ * [HBASE-18081] - The way we process connection preamble in SimpleRpcServer is broken
+ * [HBASE-18092] - Removing a peer does not properly clean up the ReplicationSourceManager state and metrics
+ * [HBASE-18093] - Overloading the meaning of 'enabled' in Quota Manager to indicate either quota disabled or quota manager not ready is not good
+ * [HBASE-18099] - FlushSnapshotSubprocedure should wait for concurrent Region#flush() to finish
+ * [HBASE-18111] - Replication stuck when cluster connection is closed
+ * [HBASE-18113] - Handle old client without include_stop_row flag when startRow equals endRow
+ * [HBASE-18122] - Scanner id should include ServerName of region server
+ * [HBASE-18125] - HBase shell disregards spaces at the end of a split key in a split file
+ * [HBASE-18129] - truncate_preserve fails when the truncate method doesn't exists on the master
+ * [HBASE-18132] - Low replication should be checked in period in case of datanode rolling upgrade
+ * [HBASE-18137] - Replication gets stuck for empty WALs
+ * [HBASE-18141] - Regionserver fails to shutdown when abort triggered in RegionScannerImpl during RPC call
+ * [HBASE-18142] - Deletion of a cell deletes the previous versions too
+ * [HBASE-18145] - The flush may cause the corrupt data for reading
+ * [HBASE-18149] - The setting rules for table-scope attributes and family-scope attributes should keep consistent
+ * [HBASE-18150] - hbase.version file is created under both hbase.rootdir and hbase.wal.dir
+ * [HBASE-18159] - Use OpenJDK7 instead of Oracle JDK7 in pre commit docker file
+ * [HBASE-18167] - OfflineMetaRepair tool may cause HMaster abort always
+ * [HBASE-18180] - Possible connection leak while closing BufferedMutator in TableOutputFormat
+ * [HBASE-18184] - Add hbase-hadoop2-compat jar as MapReduce job dependency
+ * [HBASE-18185] - IntegrationTestTimeBoundedRequestsWithRegionReplicas unbalanced tests fails with AssertionError
+ * [HBASE-18192] - Replication drops recovered queues on region server shutdown
+ * [HBASE-18197] - Avoided to call job.waitForCompletion(true) two times
+ * [HBASE-18199] - Race in NettyRpcConnection may cause call stuck in BufferCallBeforeInitHandler forever
+ * [HBASE-18212] - In Standalone mode with local filesystem HBase logs Warning message:Failed to invoke 'unbuffer' method in class class org.apache.hadoop.fs.FSDataInputStream
+ * [HBASE-18219] - Fix typo in constant HConstants.HBASE_CLIENT_MEAT_REPLICA_SCAN_TIMEOUT
+ * [HBASE-18230] - Generated LICENSE file includes unsubstituted Velocity variables
+ * [HBASE-18233] - We shouldn't wait for readlock in doMiniBatchMutation in case of deadlock
+ * [HBASE-18247] - Hbck to fix the case that replica region shows as key in the meta table
+ * [HBASE-18255] - Time-Delayed HBase Performance Degradation with Java 7
+ * [HBASE-18267] - The result from the postAppend is ignored
+ * [HBASE-18323] - Remove multiple ACLs for the same user in kerberos
+ * [HBASE-18330] - NPE in ReplicationZKLockCleanerChore
+ * [HBASE-18340] - TestXXXProcedure tests hanging or failing on branch-1 (branch-1.4)
+ * [HBASE-18346] - TestRSKilledWhenInitializing failing on branch-1 (branch-1.4)
+ * [HBASE-18358] - Backport HBASE-18099 'FlushSnapshotSubprocedure should wait for concurrent Region#flush() to finish' to branch-1.3
+ * [HBASE-18362] - hbck should not report split replica parent region from meta as errors
+ * [HBASE-18377] - Error handling for FileNotFoundException should consider RemoteException in openReader()
+ * [HBASE-18390] - Sleep too long when finding region location failed
+ * [HBASE-18401] - Region Replica shows up in meta table after split
+ * [HBASE-18431] - Mitigate compatibility concerns between branch-1.3 and branch-1.4
+ * [HBASE-18437] - Revoke access permissions of a user from a table does not work as expected
+ * [HBASE-18438] - Precommit doesn't warn about unused imports
+ * [HBASE-18441] - ZookeeperWatcher#interruptedException should throw exception
+ * [HBASE-18447] - MetricRegistryInfo#hashCode uses hashCode instead of toHashCode
+ * [HBASE-18461] - Build broken If the username contains a backslash
+ * [HBASE-18470] - Remove the redundant comma from RetriesExhaustedWithDetailsException#getDesc
+ * [HBASE-18471] - The DeleteFamily cell is skipped when StoreScanner seeks to next column
+ * [HBASE-18473] - VC.listLabels() erroneously closes any connection
+ * [HBASE-18476] - HTable#put should call RS#mutate rather than RS#multi
+ * [HBASE-18479] - should apply HBASE-18255 to HBASE_MASTER_OPTS too
+ * [HBASE-18480] - The cost of BaseLoadBalancer.cluster is changed even if the rollback is done
+ * [HBASE-18481] - The autoFlush flag was not used in PE tool
+ * [HBASE-18487] - Minor fixes in row lock implementation
+ * [HBASE-18505] - Our build/yetus personality will run tests on individual modules and then on all (i.e. 'root'). Should do one or other
+ * [HBASE-18512] - Region Server will abort with IllegalStateException if HDFS umask has limited scope
+ * [HBASE-18526] - FIFOCompactionPolicy pre-check uses wrong scope
+ * [HBASE-18568] - Correct metric of numRegions
+ * [HBASE-18572] - Delete can't remove the cells which have no visibility label
+ * [HBASE-18577] - shaded client includes several non-relocated third party dependencies
+ * [HBASE-18587] - Fix Flaky TestFileIOEngine
+ * [HBASE-18589] - branch-1.4 build compile is broken
+ * [HBASE-18607] - fix submit-patch.py to support utf8
+ * [HBASE-18614] - Setting BUCKET_CACHE_COMBINED_KEY to false disables stats on RS UI
+ * [HBASE-18616] - Shell warns about already initialized constants at startup
+ * [HBASE-18617] - FuzzyRowKeyFilter should not modify the filter pairs
+ * [HBASE-18626] - Handle the incompatible change about the replication TableCFs' config
+ * [HBASE-18628] - ZKPermissionWatcher blocks all ZK notifications
+ * [HBASE-18633] - Add more info to understand the source/scenario of large batch requests exceeding threshold
+ * [HBASE-18641] - Include block content verification logic used in lruCache in bucketCache
+ * [HBASE-18644] - Duplicate "compactionQueueLength" metric in Region Server metrics
+ * [HBASE-18647] - Parameter cacheBlocks does not take effect in REST API for scan
+ * [HBASE-18665] - ReversedScannerCallable invokes getRegionLocations incorrectly
+ * [HBASE-18671] - Support Append/Increment in rest api
+ * [HBASE-18679] - YARN may null Counters object and cause an NPE in ITBLL
+ * [HBASE-18743] - HFiles in use by a table which has the same name and namespace with a default table cloned from snapshot may be deleted when that snapshot and default table are deleted
+ * [HBASE-18757] - Fix Improper bitwise & in BucketCache offset calculation
+ * [HBASE-18762] - Canary sink type cast error
+ * [HBASE-18771] - Incorrect StoreFileRefresh leading to split and compaction failures
+ * [HBASE-18789] - Displays the reporting interval of each RS on the Master page
+ * [HBASE-18796] - Admin#isTableAvailable returns incorrect result before daughter regions are opened
+ * [HBASE-18801] - Bulk load cleanup may falsely deem file deletion successful
+ * [HBASE-18810] - TestClientScannerRPCTimeout failing in branch-1 / branch-1.4
+ * [HBASE-18813] - TestCanaryTool fails on branch-1 / branch-1.4
+ * [HBASE-18818] - TestConnectionImplemenation fails
+ * [HBASE-18830] - TestCanaryTool does not check Canary monitor's error code
+ * [HBASE-18885] - HFileOutputFormat2 hardcodes default FileOutputCommitter
+ * [HBASE-18890] - Backport HBASE-14499 (Master coprocessors shutdown will not happen on master abort) to branch-1
+ * [HBASE-18921] - Result.current() throws ArrayIndexOutOfBoundsException after calling advance()
+ * [HBASE-18923] - TestTableResource flaky on branch-1
+ * [HBASE-18934] - precommit on branch-1 isn't supposed to run against hadoop 3
+ * [HBASE-18940] - branch-2 (and probably others) fail check of generated source artifact
+ * [HBASE-18942] - hbase-hadoop2-compat module ignores hadoop-3 profile
+ * [HBASE-18959] - Backport HBASE-18874 (HMaster abort message will be skipped if Throwable is passed null) to branch-1
+ * [HBASE-18998] - processor.getRowsToLock() always assumes there is some row being locked
+ * [HBASE-19014] - surefire fails; When writing xml report stdout/stderr ... No such file or directory
+ * [HBASE-19020] - TestXmlParsing exception checking relies on a particular xml implementation without declaring it.
+ * [HBASE-19030] - nightly runs should attempt to log test results after archiving
+ * [HBASE-19035] - Miss metrics when coprocessor use region scanner to read data
+ * [HBASE-19038] - precommit mvn install should run from root on patch
+ * [HBASE-19039] - refactor shadedjars test to only run on java changes.
+ * [HBASE-19055] - Backport HBASE-19042 to other active branches
+ * [HBASE-19056] - TestCompactionInDeadRegionServer is top of the flakies charts!
+ * [HBASE-19058] - The wget isn't installed in building docker image
+ * [HBASE-19060] - "Hadoop check" test is running all the time instead of just when changes to java
+ * [HBASE-19061] - enforcer NPE on hbase-shaded-invariants
+ * [HBASE-19066] - Correct the directory of openjdk-8 for jenkins
+ * [HBASE-19072] - Missing break in catch block of InterruptedException in HRegion#waitForFlushes()
+ * [HBASE-19088] - move_tables_rsgroup will throw an exception when the table is disabled
+ * [HBASE-19094] - NPE in RSGroupStartupWorker.waitForGroupTableOnline during master startup
+ * [HBASE-19098] - Python based compatiblity checker fails if git repo does not have a remote named 'origin'
+ * [HBASE-19102] - TestZooKeeperMainServer fails with KeeperException$ConnectionLossException
+ * [HBASE-19124] - Move HBase-Nightly source artifact creation test from JenkinsFile to a script in dev-support
+ * [HBASE-19129] - TestChoreService is flaky (branch-1 / branch-1.4)
+ * [HBASE-19137] - Nightly test should make junit reports optional rather than attempt archive after reporting.
+ * [HBASE-19138] - Rare failure in TestLruBlockCache
+ * [HBASE-19144] - [RSgroups] Retry assignments in FAILED_OPEN state when servers (re)join the cluster
+ * [HBASE-19150] - TestSnapshotWithAcl is flaky
+ * [HBASE-19156] - Duplicative regions_per_server options on LoadTestTool
+ * [HBASE-19173] - Configure IntegrationTestRSGroup automatically for minicluster mode
+ * [HBASE-19184] - clean up nightly source artifact test to match expectations from switch to git-archive
+ * [HBASE-19188] - Build fails on branch-1 using maven-3.5.2
+ * [HBASE-19194] - TestRSGroupsBase has some always false checks
+ * [HBASE-19195] - More error-prone fixes
+ * [HBASE-19198] - TestIPv6NIOServerSocketChannel fails; unable to bind
+ * [HBASE-19215] - Incorrect exception handling on the client causes incorrect call timeouts and byte buffer allocations on the server
+ * [HBASE-19223] - Remove references to Date Tiered compaction from branch-1.2 and branch-1.1 ref guide
+ * [HBASE-19229] - Nightly script to check source artifact should not do a destructive git operation without opt-in
+ * [HBASE-19245] - MultiTableInputFormatBase#getSplits creates a Connection per Table
+ * [HBASE-19249] - test for "hbase antipatterns" should check _count_ of occurance rather than text of
+ * [HBASE-19250] - TestClientClusterStatus is flaky
+ * [HBASE-19260] - Add lock back to avoid parallel accessing meta to locate region
+ * [HBASE-19285] - Add per-table latency histograms
+ * [HBASE-19300] - TestMultithreadedTableMapper fails in branch-1.4
+ * [HBASE-19325] - Pass a list of server name to postClearDeadServers
+ * [HBASE-19350] - TestMetaWithReplicas is flaky
+ * [HBASE-19376] - Fix more binary compatibility problems with branch-1.4 / branch-1
+ * [HBASE-19379] - TestEndToEndSplitTransaction fails with NPE
+ * [HBASE-19381] - TestGlobalThrottler doesn't make progress (branch-1.4)
+ * [HBASE-19385] - [1.3] TestReplicator failed 1.3 nightly
+ * [HBASE-19388] - Incorrect value is being set for Compaction Pressure in RegionLoadStats object inside HRegion class
+ * [HBASE-19393] - HTTP 413 FULL head while accessing HBase UI using SSL.
+ * [HBASE-19395] - [branch-1] TestEndToEndSplitTransaction.testMasterOpsWhileSplitting fails with NPE
+ * [HBASE-19396] - Fix flaky test TestHTableMultiplexerFlushCache
+ * [HBASE-19406] - Fix CompactionRequest equals and hashCode
+ * [HBASE-19421] - branch-1 does not compile against Hadoop 3.0.0
+ * [HBASE-19422] - using hadoop-profile property leads to confusing failures
+ * [HBASE-19423] - Replication entries are not filtered correctly when replication scope is set through WAL Co-processor
+ * [HBASE-19429] - Release build fails in checkstyle phase of site target (branch-1)
+ * [HBASE-19435] - Reopen Files for ClosedChannelException in BucketCache
+ * [HBASE-19440] - Not able to enable balancer with RSGroups once disabled
+ * [HBASE-19442] - Backport HBASE-19065 to branch-1 (HRegion#bulkLoadHFiles() should wait for concurrent Region#flush() to finish)
+ * [HBASE-19445] - PerformanceEvaluation NPE processing split policy option
+ * [HBASE-19446] - Misspelled 'default' in SimpleRpcScheduler
+ * [HBASE-19447] - INFO level logging of GetClusterStatus from HMaster is too chatty
+ * [HBASE-19465] - Required httpcore and httpclient jars not included in binary distribution
+ * [HBASE-19467] - rsgroups shell commands don't properly display elapsed time
+
+** Improvement
+ * [HBASE-11013] - Clone Snapshots on Secure Cluster Should provide option to apply Retained User Permissions
+ * [HBASE-12350] - Backport error-prone build support to branch-1 and branch-2
+ * [HBASE-12770] - Don't transfer all the queued hlogs of a dead server to the same alive server
+ * [HBASE-12870] - "Major compaction triggered" and "Skipping major compaction" messages lack the region information
+ * [HBASE-13718] - Add a pretty printed table description to the table detail page of HBase's master
+ * [HBASE-14007] - Writing to table through MR should fail upfront if table does not exist/is disabled
+ * [HBASE-14220] - nightly tests should verify src tgz generates and builds correctly
+ * [HBASE-14548] - Expand how table coprocessor jar and dependency path can be specified
+ * [HBASE-14574] - TableOutputFormat#getRecordWriter javadoc misleads
+ * [HBASE-14871] - Allow specifying the base branch for make_patch
+ * [HBASE-14925] - Develop HBase shell command/tool to list table's region info through command line
+ * [HBASE-14985] - TimeRange constructors should set allTime when appropriate
+ * [HBASE-15191] - CopyTable and VerifyReplication - Option to specify batch size, versions
+ * [HBASE-15243] - Utilize the lowest seek value when all Filters in MUST_PASS_ONE FilterList return SEEK_NEXT_USING_HINT
+ * [HBASE-15429] - Add a split policy for busy regions
+ * [HBASE-15451] - Remove unnecessary wait in MVCC
+ * [HBASE-15496] - Throw RowTooBigException only for user scan/get
+ * [HBASE-15529] - Override needBalance in StochasticLoadBalancer
+ * [HBASE-15571] - Make MasterProcedureManagerHost accessible through MasterServices
+ * [HBASE-15614] - Report metrics from JvmPauseMonitor
+ * [HBASE-15686] - Add override mechanism for the exempt classes when dynamically loading table coprocessor
+ * [HBASE-15727] - Canary Tool for Zookeeper
+ * [HBASE-15802] - ConnectionUtils should use ThreadLocalRandom instead of Random
+ * [HBASE-15816] - Provide client with ability to set priority on Operations
+ * [HBASE-15842] - SnapshotInfo should display ownership information
+ * [HBASE-15843] - Replace RegionState.getRegionInTransition() Map with a Set
+ * [HBASE-15849] - Shell Cleanup: Simplify handling of commands' runtime
+ * [HBASE-15924] - Enhance hbase services autorestart capability to hbase-daemon.sh
+ * [HBASE-15941] - HBCK repair should not unsplit healthy splitted region
+ * [HBASE-16008] - A robust way deal with early termination of HBCK
+ * [HBASE-16052] - Improve HBaseFsck Scalability
+ * [HBASE-16108] - RowCounter should support multiple key ranges
+ * [HBASE-16114] - Get regionLocation of required regions only for MR jobs
+ * [HBASE-16116] - Remove redundant pattern *.iml
+ * [HBASE-16147] - Add ruby wrapper for getting compaction state
+ * [HBASE-16188] - Add EventCounter information to log4j properties file
+ * [HBASE-16220] - Demote log level for "HRegionFileSystem - No StoreFiles for" messages to TRACE
+ * [HBASE-16224] - Reduce the number of RPCs for the large PUTs
+ * [HBASE-16225] - Refactor ScanQueryMatcher
+ * [HBASE-16262] - Update RegionsInTransition UI for branch-1
+ * [HBASE-16275] - Change ServerManager#onlineServers from ConcurrentHashMap to ConcurrentSkipListMap
+ * [HBASE-16299] - Update REST API scanner with ability to do reverse scan
+ * [HBASE-16302] - age of last shipped op and age of last applied op should be histograms
+ * [HBASE-16351] - do dependency license check via enforcer plugin
+ * [HBASE-16399] - Provide an API to get list of failed regions and servername in Canary
+ * [HBASE-16419] - check REPLICATION_SCOPE's value more stringently
+ * [HBASE-16423] - Add re-compare option to VerifyReplication to avoid occasional inconsistent rows
+ * [HBASE-16448] - Custom metrics for custom replication endpoints
+ * [HBASE-16455] - Provide API for obtaining all the WAL files
+ * [HBASE-16469] - Several log refactoring/improvement suggestions
+ * [HBASE-16502] - Reduce garbage in BufferedDataBlockEncoder
+ * [HBASE-16508] - Move UnexpectedStateException to common
+ * [HBASE-16541] - Avoid unnecessary cell copy in Result#compareResults
+ * [HBASE-16561] - Add metrics about read/write/scan queue length and active read/write/scan handler count
+ * [HBASE-16562] - ITBLL should fail to start if misconfigured
+ * [HBASE-16585] - Rewrite the delegation token tests with Parameterized pattern
+ * [HBASE-16616] - Rpc handlers stuck on ThreadLocalMap.expungeStaleEntry
+ * [HBASE-16640] - TimeoutBlockingQueue#remove() should return whether the entry is removed
+ * [HBASE-16672] - Add option for bulk load to always copy hfile(s) instead of renaming
+ * [HBASE-16694] - Reduce garbage for onDiskChecksum in HFileBlock
+ * [HBASE-16698] - Performance issue: handlers stuck waiting for CountDownLatch inside WALKey#getWriteEntry under high writing workload
+ * [HBASE-16705] - Eliminate long to Long auto boxing in LongComparator
+ * [HBASE-16708] - Expose endpoint Coprocessor name in "responseTooSlow" log messages
+ * [HBASE-16755] - Honor flush policy under global memstore pressure
+ * [HBASE-16772] - Add verbose option to VerifyReplication for logging good rows
+ * [HBASE-16773] - AccessController should access local region if possible
+ * [HBASE-16832] - Reduce the default number of versions in Meta table for branch-1
+ * [HBASE-16840] - Reuse cell's timestamp and type in ScanQueryMatcher
+ * [HBASE-16894] - Create more than 1 split per region, generalize HBASE-12590
+ * [HBASE-16946] - Provide Raw scan as an option in VerifyReplication
+ * [HBASE-16947] - Some improvements for DumpReplicationQueues tool
+ * [HBASE-16969] - RegionCoprocessorServiceExec should override the toString() for debugging
+ * [HBASE-16977] - VerifyReplication should log a printable representation of the row keys
+ * [HBASE-17026] - VerifyReplication log should distinguish whether good row key is result of revalidation
+ * [HBASE-17057] - Minor compactions should also drop page cache behind reads
+ * [HBASE-17077] - Don't copy the replication queue belonging to the peer which has been deleted
+ * [HBASE-17088] - Refactor RWQueueRpcExecutor/BalancedQueueRpcExecutor/RpcExecutor
+ * [HBASE-17178] - Add region balance throttling
+ * [HBASE-17205] - Add a metric for the duration of region in transition
+ * [HBASE-17211] - Add more details in log when UnknownScannerException thrown in ScannerCallable
+ * [HBASE-17212] - Should add null checker on table name in HTable constructor and RegionServerCallable
+ * [HBASE-17276] - Reduce log spam from WrongRegionException in large multi()'s
+ * [HBASE-17280] - Add mechanism to control hbase cleaner behavior
+ * [HBASE-17292] - Add observer notification before bulk loaded hfile is moved to region directory
+ * [HBASE-17296] - Provide per peer throttling for replication
+ * [HBASE-17318] - Increment does not add new column if the increment amount is zero at first time writing
+ * [HBASE-17332] - Replace HashMap to Array for DataBlockEncoding.idToEncoding
+ * [HBASE-17437] - Support specifying a WAL directory outside of the root directory
+ * [HBASE-17448] - Export metrics from RecoverableZooKeeper
+ * [HBASE-17462] - Use sliding window for read/write request costs in StochasticLoadBalancer
+ * [HBASE-17472] - Correct the semantic of permission grant
+ * [HBASE-17488] - WALEdit should be lazily instantiated
+ * [HBASE-17494] - Guard against cloning family of all cells if no data need be replicated
+ * [HBASE-17505] - Do not issue close scanner request if RS tells us there is no more results for this region
+ * [HBASE-17514] - Warn when Thrift Server 1 is configured for proxy users but not the HTTP transport
+ * [HBASE-17543] - Create additional ReplicationEndpoint WALEntryFilters by configuration
+ * [HBASE-17623] - Reuse the bytes array when building the hfile block
+ * [HBASE-17627] - Active workers metric for thrift
+ * [HBASE-17634] - Clean up the usage of Result.isPartial
+ * [HBASE-17637] - Update progress more frequently in IntegrationTestBigLinkedList.Generator.persist
+ * [HBASE-17689] - Add support for table.existsAll in thrift2 THBaseservice
+ * [HBASE-17716] - Formalize Scan Metric names
+ * [HBASE-17731] - Fractional latency reporting in MultiThreadedAction
+ * [HBASE-17778] - Remove the testing code in the AsyncRequestFutureImpl
+ * [HBASE-17817] - Make Regionservers log which tables it removed coprocessors from when aborting
+ * [HBASE-17831] - Support small scan in thrift2
+ * [HBASE-17835] - Spelling mistakes in the Java source
+ * [HBASE-17877] - Improve HBase's byte[] comparator
+ * [HBASE-17912] - Avoid major compactions on region server startup
+ * [HBASE-17916] - Error message not clear when the permission of staging dir is not as expected
+ * [HBASE-17924] - Consider sorting the row order when processing multi() ops before taking rowlocks
+ * [HBASE-17944] - Removed unused JDK version parsing from ClassSize.
+ * [HBASE-17956] - Raw scan should ignore TTL
+ * [HBASE-17959] - Canary timeout should be configurable on a per-table basis
+ * [HBASE-17962] - Improve documentation on Rest interface
+ * [HBASE-17973] - Create shell command to identify regions with poor locality
+ * [HBASE-17979] - HBase Shell 'list' Command Help Doc Improvements
+ * [HBASE-17995] - improve log messages during snapshot related tests
+ * [HBASE-18021] - Add more info in timed out RetriesExhaustedException for read replica client get processing,
+ * [HBASE-18023] - Log multi-* requests for more than threshold number of rows
+ * [HBASE-18041] - Add pylintrc file to HBase
+ * [HBASE-18043] - Institute a hard limit for individual cell size that cannot be overridden by clients
+ * [HBASE-18090] - Improve TableSnapshotInputFormat to allow more multiple mappers per region
+ * [HBASE-18094] - Display the return value of the command append
+ * [HBASE-18164] - Much faster locality cost function and candidate generator
+ * [HBASE-18248] - Warn if monitored RPC task has been tied up beyond a configurable threshold
+ * [HBASE-18251] - Remove unnecessary traversing to the first and last keys in the CellSet
+ * [HBASE-18252] - Resolve BaseLoadBalancer bad practice warnings
+ * [HBASE-18286] - Create static empty byte array to save memory
+ * [HBASE-18374] - RegionServer Metrics improvements
+ * [HBASE-18387] - [Thrift] Make principal configurable in DemoClient.java
+ * [HBASE-18426] - nightly job should use independent stages to check supported jdks
+ * [HBASE-18436] - Add client-side hedged read metrics
+ * [HBASE-18469] - Correct RegionServer metric of totalRequestCount
+ * [HBASE-18478] - Allow users to remove RegionFinder from LoadBalancer calculations if no locality possible
+ * [HBASE-18520] - Add jmx value to determine true Master Start time
+ * [HBASE-18522] - Add RowMutations support to Batch
+ * [HBASE-18532] - Improve cache related stats rendered on RS UI
+ * [HBASE-18533] - Expose BucketCache values to be configured
+ * [HBASE-18555] - Remove redundant familyMap.put() from addxxx() of sub-classes of Mutation and Query
+ * [HBASE-18559] - Add histogram to MetricsConnection to track concurrent calls per server
+ * [HBASE-18573] - Update Append and Delete to use Mutation#getCellList(family)
+ * [HBASE-18602] - rsgroup cleanup unassign code
+ * [HBASE-18631] - Allow configuration of ChaosMonkey properties via hbase-site
+ * [HBASE-18652] - Expose individual cache stats in a CombinedCache through JMX
+ * [HBASE-18675] - Making {max,min}SessionTimeout configurable for MiniZooKeeperCluster
+ * [HBASE-18737] - Display configured max size of memstore and cache on RS UI
+ * [HBASE-18740] - Upgrade Zookeeper version to 3.4.10
+ * [HBASE-18746] - Throw exception with job.getStatus().getFailureInfo() when ExportSnapshot fails
+ * [HBASE-18814] - Make ScanMetrics enabled and add counter <HBase Counters, ROWS_SCANNED> into the MapReduce Job over snapshot
+ * [HBASE-18993] - Backport patches in HBASE-18410 to branch-1.x branches.
+ * [HBASE-19051] - Add new split algorithm for num string
+ * [HBASE-19052] - FixedFileTrailer should recognize CellComparatorImpl class in branch-1.x
+ * [HBASE-19091] - Code annotation wrote "BinaryComparator" instead of "LongComparator"
+ * [HBASE-19140] - hbase-cleanup.sh uses deprecated call to remove files in hdfs
+ * [HBASE-19180] - Remove unused imports from AlwaysPasses
+ * [HBASE-19228] - nightly job should gather machine stats.
+ * [HBASE-19239] - Fix findbugs and error-prone warnings (branch-1)
+ * [HBASE-19262] - Revisit checkstyle rules
+
+** New Feature
+ * [HBASE-15134] - Add visibility into Flush and Compaction queues
+ * [HBASE-15576] - Scanning cursor to prevent blocking long time on ResultScanner.next()
+ * [HBASE-15631] - Backport Regionserver Groups (HBASE-6721) to branch-1
+ * [HBASE-15633] - Backport HBASE-15507 to branch-1
+ * [HBASE-15847] - VerifyReplication prefix filtering
+ * [HBASE-16213] - A new HFileBlock structure for fast random get
+ * [HBASE-16388] - Prevent client threads being blocked by only one slow region server
+ * [HBASE-16677] - Add table size (total store file size) to table page
+ * [HBASE-17181] - Let HBase thrift2 support TThreadedSelectorServer
+ * [HBASE-17737] - Thrift2 proxy should support scan timeRange per column family
+ * [HBASE-17757] - Unify blocksize after encoding to decrease memory fragment
+ * [HBASE-18060] - Backport to branch-1 HBASE-9774 HBase native metrics and metric collection for coprocessors
+ * [HBASE-18131] - Add an hbase shell command to clear deadserver list in ServerManager
+ * [HBASE-18226] - Disable reverse DNS lookup at HMaster and use the hostname provided by RegionServer
+ * [HBASE-18875] - Thrift server supports read-only mode
+ * [HBASE-19189] - Ad-hoc test job for running a subset of tests lots of times
+ * [HBASE-19326] - Remove decommissioned servers from rsgroup
+
+** Task
+ * [HBASE-4368] - Expose processlist in shell (per regionserver and perhaps by cluster)
+ * [HBASE-14635] - Fix flaky test TestSnapshotCloneIndependence
+ * [HBASE-16335] - update to latest apache parent pom
+ * [HBASE-16459] - Remove unused hbase shell --format option
+ * [HBASE-16584] - Backport the new ipc implementation in HBASE-16432 to branch-1
+ * [HBASE-17609] - Allow for region merging in the UI
+ * [HBASE-17954] - Switch findbugs implementation to spotbugs
+ * [HBASE-17965] - Canary tool should print the regionserver name on failure
+ * [HBASE-17968] - Update copyright year in NOTICE file
+ * [HBASE-18096] - Limit HFileUtil visibility and add missing annotations
+ * [HBASE-18527] - update nightly builds to compensate for jenkins plugin upgrades
+ * [HBASE-18582] - Correct the docs for Mutation#setCellVisibility
+ * [HBASE-18623] - Frequent failed to parse at EOF warnings from WALEntryStream
+ * [HBASE-18670] - Add .DS_Store to .gitignore
+ * [HBASE-18690] - Replace o.a.h.c.InterfaceAudience by o.a.h.h.c.InterfaceAudience
+ * [HBASE-18833] - Ensure precommit personality is up to date on all active branches
+ * [HBASE-18996] - Backport HBASE-17703 (TestThriftServerCmdLine is flaky in master branch) to branch-1
+ * [HBASE-19097] - update testing to use Apache Yetus Test Patch version 0.6.0
+ * [HBASE-19099] - Evaluate the remaining API compatibility concerns between branch-1.3 and branch-1.4 / branch-1
+ * [HBASE-19217] - Update supplemental-models.xml for jetty-sslengine
+ * [HBASE-19232] - Fix shaded-check-invariants (check-jar-contents) failure on branch-1
+ * [HBASE-19419] - Remove hbase-native-client from branch-1
+ * [HBASE-19420] - Backport HBASE-19152 (Update refguide 'how to build an RC' and the make_rc.sh script) to branch-1
** Test
- * [HBASE-12317] - Run IntegrationTestRegionReplicaPerf w.o mapred
- * [HBASE-12335] - IntegrationTestRegionReplicaPerf is flaky
- * [HBASE-12367] - Integration tests should not restore the cluster if the CM is not destructive
- * [HBASE-12378] - Add a test to verify that the read-replica is able to read after a compaction
- * [HBASE-12401] - Add some timestamp signposts in IntegrationTestMTTR
- * [HBASE-12403] - IntegrationTestMTTR flaky due to aggressive RS restart timeout
- * [HBASE-12472] - Improve debuggability of IntegrationTestBulkLoad
- * [HBASE-12549] - Fix TestAssignmentManagerOnCluster#testAssignRacingWithSSH() flaky test
- * [HBASE-12554] - TestBaseLoadBalancer may timeout due to lengthy rack lookup
+ * [HBASE-16349] - TestClusterId may hang during cluster shutdown
+ * [HBASE-16418] - Reduce duration of sleep waiting for region reopen in IntegrationTestBulkLoad#installSlowingCoproc()
+ * [HBASE-16639] - TestProcedureInMemoryChore#testChoreAddAndRemove occasionally fails
+ * [HBASE-16725] - Don't let flushThread hang in TestHRegion
+ * [HBASE-17189] - TestMasterObserver#wasModifyTableActionCalled uses wrong variables
+ * [HBASE-18147] - nightly job to check health of active branches
+ * [HBASE-18979] - TestInterfaceAudienceAnnotations fails on branch-1.3
** Umbrella
- * [HBASE-10602] - Cleanup HTable public interface
- * [HBASE-10856] - Prep for 1.0
+ * [HBASE-18266] - Eliminate the warnings from the spotbugs
+
+
+Release Notes - HBase - Version 1.3.1 04/30/2017
+
+** Sub-task
+ * [HBASE-15386] - PREFETCH_BLOCKS_ON_OPEN in HColumnDescriptor is ignored
+ * [HBASE-17060] - backport HBASE-16570 to 1.3.1
+ * [HBASE-17561] - table status page should escape values that may contain arbitrary characters.
+
+** Bug
+ * [HBASE-14753] - TestShell is not invoked anymore
+ * [HBASE-15328] - Unvalidated Redirect in HMaster
+ * [HBASE-15635] - Mean age of Blocks in cache (seconds) on webUI should be greater than zero
+ * [HBASE-16630] - Fragmentation in long running Bucket Cache
+ * [HBASE-16886] - hbase-client: scanner with reversed=true and small=true gets no result
+ * [HBASE-16939] - ExportSnapshot: set owner and permission on right directory
+ * [HBASE-16948] - Fix inconsistency between HRegion and Region javadoc on getRowLock
+ * [HBASE-17059] - backport HBASE-17039 to 1.3.1
+ * [HBASE-17069] - RegionServer writes invalid META entries for split daughters in some circumstances
+ * [HBASE-17070] - backport HBASE-17020 to 1.3.1
+ * [HBASE-17112] - Prevent setting timestamp of delta operations the same as previous value's
+ * [HBASE-17175] - backport HBASE-17127 to 1.3.1
+ * [HBASE-17187] - DoNotRetryExceptions from coprocessors should bubble up to the application
+ * [HBASE-17227] - Backport HBASE-17206 to branch-1.3
+ * [HBASE-17264] - Processing RIT with offline state will always fail to open the first time
+ * [HBASE-17265] - Region left unassigned in master failover when region failed to open
+ * [HBASE-17275] - Assign timeout may cause region to be unassigned forever
+ * [HBASE-17287] - Master becomes a zombie if filesystem object closes
+ * [HBASE-17289] - Avoid adding a replication peer named "lock"
+ * [HBASE-17357] - PerformanceEvaluation parameters parsing triggers NPE.
+ * [HBASE-17381] - ReplicationSourceWorkerThread can die due to unhandled exceptions
+ * [HBASE-17387] - Reduce the overhead of exception report in RegionActionResult for multi()
+ * [HBASE-17445] - Count size of serialized exceptions in checking max result size quota
+ * [HBASE-17475] - Stack overflow in AsyncProcess if retry too much
+ * [HBASE-17489] - ClientScanner may send a next request to a RegionScanner which has been exhausted
+ * [HBASE-17501] - NullPointerException after Datanodes Decommissioned and Terminated
+ * [HBASE-17522] - RuntimeExceptions from MemoryMXBean should not take down server process
+ * [HBASE-17540] - Change SASL server GSSAPI callback log line from DEBUG to TRACE in RegionServer to reduce log volumes in DEBUG mode
+ * [HBASE-17558] - ZK dumping jsp should escape html
+ * [HBASE-17572] - HMaster: Caught throwable while processing event C_M_MERGE_REGION
+ * [HBASE-17578] - Thrift per-method metrics should still update in the case of exceptions
+ * [HBASE-17587] - Do not Rethrow DoNotRetryIOException as UnknownScannerException
+ * [HBASE-17590] - Drop cache hint should work for StoreFile write path
+ * [HBASE-17597] - TestMetaWithReplicas.testMetaTableReplicaAssignment is flaky
+ * [HBASE-17601] - close() in TableRecordReaderImpl assumes the split has started
+ * [HBASE-17604] - Backport HBASE-15437 (fix request and response size metrics) to branch-1
+ * [HBASE-17611] - Thrift 2 per-call latency metrics are capped at ~ 2 seconds
+ * [HBASE-17616] - Incorrect actions performed by CM
+ * [HBASE-17649] - REST API for scan should return 410 when table is disabled
+ * [HBASE-17675] - ReplicationEndpoint should choose new sinks if a SaslException occurs
+ * [HBASE-17677] - ServerName parsing from directory name should be more robust to errors from guava's HostAndPort
+ * [HBASE-17682] - Region stuck in merging_new state indefinitely
+ * [HBASE-17688] - MultiRowRangeFilter not working correctly if given same start and stop RowKey
+ * [HBASE-17698] - ReplicationEndpoint choosing sinks
+ * [HBASE-17716] - Formalize Scan Metric names
+ * [HBASE-17717] - Incorrect ZK ACL set for HBase superuser
+ * [HBASE-17722] - Metrics subsystem stop/start messages add a lot of useless bulk to operational logging
+ * [HBASE-17780] - BoundedByteBufferPool "At capacity" messages are not actionable
+ * [HBASE-17813] - backport HBASE-16983 to branch-1.3
+ * [HBASE-17868] - Backport HBASE-10205 to branch-1.3
+ * [HBASE-17886] - Fix compatibility of ServerSideScanMetrics
+
+** Improvement
+ * [HBASE-12770] - Don't transfer all the queued hlogs of a dead server to the same alive server
+ * [HBASE-15429] - Add a split policy for busy regions
+ * [HBASE-15941] - HBCK repair should not unsplit healthy splitted region
+ * [HBASE-16562] - ITBLL should fail to start if misconfigured
+ * [HBASE-16755] - Honor flush policy under global memstore pressure
+ * [HBASE-16773] - AccessController should access local region if possible
+ * [HBASE-16947] - Some improvements for DumpReplicationQueues tool
+ * [HBASE-16977] - VerifyReplication should log a printable representation of the row keys
+ * [HBASE-17057] - Minor compactions should also drop page cache behind reads
+ * [HBASE-17579] - Backport HBASE-16302 to 1.3.1
+ * [HBASE-17627] - Active workers metric for thrift
+ * [HBASE-17637] - Update progress more frequently in IntegrationTestBigLinkedList.Generator.persist
+ * [HBASE-17837] - Backport HBASE-15314 to branch-1.3
+** Task
+ * [HBASE-17609] - Allow for region merging in the UI
-Release Notes - HBase - Version 0.99.1 10/15/2014
+Release Notes - HBase - Version 1.3.0 10/24/2016
** Sub-task
- * [HBASE-11160] - Undo append waiting on region edit/sequence id update
- * [HBASE-11178] - Remove deprecation annotations from mapred namespace
- * [HBASE-11738] - Document improvements to LoadTestTool and PerformanceEvaluation
- * [HBASE-11872] - Avoid usage of KeyValueUtil#ensureKeyValue from Compactor
- * [HBASE-11874] - Support Cell to be passed to StoreFile.Writer rather than KeyValue
- * [HBASE-11917] - Deprecate / Remove HTableUtil
- * [HBASE-11920] - Add CP hooks for ReplicationEndPoint
- * [HBASE-11930] - Document new permission check to roll WAL writer
- * [HBASE-11980] - Change sync to hsync, remove unused InfoServer, and reference our httpserver instead of hadoops
- * [HBASE-11997] - CopyTable with bulkload
- * [HBASE-12023] - HRegion.applyFamilyMapToMemstore creates too many iterator objects.
- * [HBASE-12046] - HTD/HCD setters should be builder-style
- * [HBASE-12047] - Avoid usage of KeyValueUtil#ensureKeyValue in simple cases
- * [HBASE-12050] - Avoid KeyValueUtil#ensureKeyValue from DefaultMemStore
- * [HBASE-12051] - Avoid KeyValueUtil#ensureKeyValue from DefaultMemStore
- * [HBASE-12059] - Create hbase-annotations module
- * [HBASE-12062] - Fix usage of Collections.toArray
- * [HBASE-12068] - [Branch-1] Avoid need to always do KeyValueUtil#ensureKeyValue for Filter transformCell
- * [HBASE-12069] - Finish making HFile.Writer Cell-centric; undo APIs that expect KV serializations.
- * [HBASE-12076] - Move InterfaceAudience imports to hbase-annotations
- * [HBASE-12077] - FilterLists create many ArrayList$Itr objects per row.
- * [HBASE-12079] - Deprecate KeyValueUtil#ensureKeyValue(s)
- * [HBASE-12082] - Find a way to set timestamp on Cells on the server
- * [HBASE-12086] - Fix bugs in HTableMultiplexer
- * [HBASE-12096] - In ZKSplitLog Coordination and AggregateImplementation replace enhaced for statements with basic for statement to avoid unnecessary object allocation
- * [HBASE-12104] - Some optimization and bugfix for HTableMultiplexer
- * [HBASE-12110] - Fix .arcconfig
- * [HBASE-12112] - Avoid KeyValueUtil#ensureKeyValue some more simple cases
- * [HBASE-12115] - Fix NumberFormat Exception in TableInputFormatBase.
- * [HBASE-12189] - Fix new issues found by coverity static analysis
- * [HBASE-12210] - Avoid KeyValue in Prefix Tree
+ * [HBASE-13212] - Procedure V2 - master Create/Modify/Delete namespace
+ * [HBASE-13819] - Make RPC layer CellBlock buffer a DirectByteBuffer
+ * [HBASE-13909] - create 1.2 branch
+ * [HBASE-14051] - Undo workarounds in IntegrationTestDDLMasterFailover for client double submit
+ * [HBASE-14212] - Add IT test for procedure-v2-based namespace DDL
+ * [HBASE-14423] - TestStochasticBalancerJmxMetrics.testJmxMetrics_PerTableMode:183 NullPointer
+ * [HBASE-14464] - Removed unused fs code
+ * [HBASE-14575] - Relax region read lock for compactions
+ * [HBASE-14662] - Fix NPE in HFileOutputFormat2
+ * [HBASE-14734] - BindException when setting up MiniKdc
+ * [HBASE-14786] - TestProcedureAdmin hangs
+ * [HBASE-14877] - maven archetype: client application
+ * [HBASE-14878] - maven archetype: client application with shaded jars
+ * [HBASE-14949] - Resolve name conflict when splitting if there are duplicated WAL entries
+ * [HBASE-14955] - OOME: cannot create native thread is back
+ * [HBASE-15105] - Procedure V2 - Procedure Queue with Namespaces
+ * [HBASE-15113] - Procedure v2 - Speedup eviction of sys operation results
+ * [HBASE-15142] - Procedure v2 - Basic WebUI listing the procedures
+ * [HBASE-15144] - Procedure v2 - Web UI displaying Store state
+ * [HBASE-15163] - Add sampling code and metrics for get/scan/multi/mutate count separately
+ * [HBASE-15171] - Avoid counting duplicate kv and generating lots of small hfiles in PutSortReducer
+ * [HBASE-15194] - TestStochasticLoadBalancer.testRegionReplicationOnMidClusterSameHosts flaky on trunk
+ * [HBASE-15202] - Reduce garbage while setting response
+ * [HBASE-15203] - Reduce garbage created by path.toString() during Checksum verification
+ * [HBASE-15204] - Try to estimate the cell count for adding into WALEdit
+ * [HBASE-15232] - Exceptions returned over multi RPC don't automatically trigger region location reloads
+ * [HBASE-15311] - Prevent NPE in BlockCacheViewTmpl
+ * [HBASE-15347] - Update CHANGES.txt for 1.3
+ * [HBASE-15351] - Fix description of hbase.bucketcache.size in hbase-default.xml
+ * [HBASE-15354] - Use same criteria for clearing meta cache for all operations
+ * [HBASE-15365] - Do not write to '/tmp' in TestHBaseConfiguration
+ * [HBASE-15366] - Add doc, trace-level logging, and test around hfileblock
+ * [HBASE-15368] - Add pluggable window support
+ * [HBASE-15371] - Procedure V2 - Completed support parent-child procedure
+ * [HBASE-15373] - DEPRECATED_NAME_OF_NO_LIMIT_THROUGHPUT_CONTROLLER_CLASS value is wrong in CompactionThroughputControllerFactory
+ * [HBASE-15376] - ScanNext metric is size-based while every other per-operation metric is time based
+ * [HBASE-15377] - Per-RS Get metric is time based, per-region metric is size-based
+ * [HBASE-15384] - Avoid using '/tmp' directory in TestBulkLoad
+ * [HBASE-15389] - Write out multiple files when compaction
+ * [HBASE-15390] - Unnecessary MetaCache evictions cause elevated number of requests to meta
+ * [HBASE-15392] - Single Cell Get reads two HFileBlocks
+ * [HBASE-15400] - Use DateTieredCompactor for Date Tiered Compaction
+ * [HBASE-15412] - Add average region size metric
+ * [HBASE-15422] - Procedure v2 - Avoid double yield
+ * [HBASE-15435] - Add WAL (in bytes) written metric
+ * [HBASE-15460] - Fix infer issues in hbase-common
+ * [HBASE-15464] - Flush / Compaction metrics revisited
+ * [HBASE-15477] - Do not save 'next block header' when we cache hfileblocks
+ * [HBASE-15479] - No more garbage or beware of autoboxing
+ * [HBASE-15488] - Add ACL for setting split merge switch
+ * [HBASE-15518] - Add Per-Table metrics back
+ * [HBASE-15524] - Fix NPE in client-side metrics
+ * [HBASE-15527] - Refactor Compactor related classes
+ * [HBASE-15537] - Make multi WAL work with WALs other than FSHLog
+ * [HBASE-15640] - L1 cache doesn't give fair warning that it is showing partial stats only when it hits limit
+ * [HBASE-15658] - RegionServerCallable / RpcRetryingCaller clear meta cache on retries
+ * [HBASE-15665] - Support using different StoreFileComparators for different CompactionPolicies
+ * [HBASE-15671] - Add per-table metrics on memstore, storefile and regionsize
+ * [HBASE-15683] - Min latency in latency histograms are emitted as Long.MAX_VALUE
+ * [HBASE-15713] - Backport "HBASE-15477 Do not save 'next block header' when we cache hfileblocks"
+ * [HBASE-15740] - Replication source.shippedKBs metric is undercounting because it is in KB
+ * [HBASE-15865] - Move TestTableDeleteFamilyHandler and TestTableDescriptorModification handler tests to procedure
+ * [HBASE-15872] - Split TestWALProcedureStore
+ * [HBASE-15878] - Deprecate doBulkLoad(Path hfofDir, final HTable table) in branch-1 (even though its 'late')
+ * [HBASE-15935] - Have a separate Walker task running concurrently with Generator
+ * [HBASE-15971] - Regression: Random Read/WorkloadC slower in 1.x than 0.98
+ * [HBASE-15984] - Given failure to parse a given WAL that was closed cleanly, replay the WAL.
+ * [HBASE-16023] - Fastpath for the FIFO rpcscheduler
+ * [HBASE-16034] - Fix ProcedureTestingUtility#LoadCounter.setMaxProcId()
+ * [HBASE-16056] - Procedure v2 - fix master crash for FileNotFound
+ * [HBASE-16068] - Procedure v2 - use consts for conf properties in test
+ * [HBASE-16101] - Procedure v2 - Perf Tool for WAL
+ * [HBASE-16146] - Counters are expensive...
+ * [HBASE-16176] - Bug fixes/improvements on HBASE-15650 Remove TimeRangeTracker as point of contention when many threads reading a StoreFile
+ * [HBASE-16180] - Fix ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD findbugs introduced by parent
+ * [HBASE-16189] - [Rolling Upgrade] 2.0 hfiles cannot be opened by 1.x servers
+ * [HBASE-16194] - Should count in MSLAB chunk allocation into heap size change when adding duplicate cells
+ * [HBASE-16195] - Should not add chunk into chunkQueue if not using chunk pool in HeapMemStoreLAB
+ * [HBASE-16285] - Drop RPC requests if it must be considered as timeout at client
+ * [HBASE-16317] - revert all ESAPI changes
+ * [HBASE-16318] - fail build if license isn't in whitelist
+ * [HBASE-16321] - Ensure findbugs jsr305 jar isn't present
+ * [HBASE-16452] - Procedure v2 - Make ProcedureWALPrettyPrinter extend Tool
+ * [HBASE-16485] - Procedure V2 - Add support to addChildProcedure() as last "step" in StateMachineProcedure
+ * [HBASE-16522] - Procedure v2 - Cache system user and avoid IOException
+ * [HBASE-16970] - Clarify misleading Scan.java comment about caching
+ * [HBASE-17017] - Remove the current per-region latency histogram metrics
+ * [HBASE-17149] - Procedure V2 - Fix nonce submission to avoid unnecessary calling coprocessor multiple times
** Bug
- * [HBASE-6994] - minor doc update about DEFAULT_ACCEPTABLE_FACTOR
- * [HBASE-8808] - Use Jacoco to generate Unit Test coverage reports
- * [HBASE-8936] - Fixing TestSplitLogWorker while running Jacoco tests.
- * [HBASE-9005] - Improve documentation around KEEP_DELETED_CELLS, time range scans, and delete markers
- * [HBASE-9513] - Why is PE#RandomSeekScanTest way slower in 0.96 than in 0.94?
- * [HBASE-10314] - Add Chaos Monkey that doesn't touch the master
- * [HBASE-10748] - hbase-daemon.sh fails to execute with 'sh' command
- * [HBASE-10757] - Change HTable class doc so it sends people to HCM getting instances
- * [HBASE-11145] - UNEXPECTED!!! when HLog sync: Queue full
- * [HBASE-11266] - Remove shaded references to logger
- * [HBASE-11394] - Replication can have data loss if peer id contains hyphen "-"
- * [HBASE-11401] - Late-binding sequenceid presumes a particular KeyValue mvcc format hampering experiment
- * [HBASE-11405] - Multiple invocations of hbck in parallel disables balancer permanently
- * [HBASE-11804] - Raise default heap size if unspecified
- * [HBASE-11815] - Flush and compaction could just close the tmp writer if there is an exception
- * [HBASE-11890] - HBase REST Client is hard coded to http protocol
- * [HBASE-11906] - Meta data loss with distributed log replay
- * [HBASE-11967] - HMaster in standalone won't go down if it gets 'Unhandled exception'
- * [HBASE-11974] - When a disabled table is scanned, NotServingRegionException is thrown instead of TableNotEnabledException
- * [HBASE-11982] - Bootstraping hbase:meta table creates a WAL file in region dir
- * [HBASE-11988] - AC/VC system table create on postStartMaster fails too often in test
- * [HBASE-11991] - Region states may be out of sync
- * [HBASE-11994] - PutCombiner floods the M/R log with repeated log messages.
- * [HBASE-12007] - StochasticBalancer should avoid putting user regions on master
- * [HBASE-12019] - hbase-daemon.sh overwrite HBASE_ROOT_LOGGER and HBASE_SECURITY_LOGGER variables
- * [HBASE-12024] - Fix javadoc warning
- * [HBASE-12025] - TestHttpServerLifecycle.testStartedServerWithRequestLog hangs frequently
- * [HBASE-12034] - If I kill single RS in branch-1, all regions end up on Master!
- * [HBASE-12038] - Replace internal uses of signatures with byte[] and String tableNames to use the TableName equivalents.
- * [HBASE-12041] - AssertionError in HFilePerformanceEvaluation.UniformRandomReadBenchmark
- * [HBASE-12042] - Replace internal uses of HTable(Configuration, String) with HTable(Configuration, TableName)
- * [HBASE-12043] - REST server should respond with FORBIDDEN(403) code on AccessDeniedException
- * [HBASE-12044] - REST delete operation should not retry disableTable for DoNotRetryIOException
- * [HBASE-12045] - REST proxy users configuration in hbase-site.xml is ignored
- * [HBASE-12052] - BulkLoad Failed due to no write permission on input files
- * [HBASE-12054] - bad state after NamespaceUpgrade with reserved table names
- * [HBASE-12056] - RPC logging too much in DEBUG mode
- * [HBASE-12064] - hbase.master.balancer.stochastic.numRegionLoadsToRemember is not used
- * [HBASE-12065] - Import tool is not restoring multiple DeleteFamily markers of a row
- * [HBASE-12067] - Remove deprecated metrics classes.
- * [HBASE-12078] - Missing Data when scanning using PREFIX_TREE DATA-BLOCK-ENCODING
- * [HBASE-12095] - SecureWALCellCodec should handle the case where encryption is disabled
- * [HBASE-12098] - User granted namespace table create permissions can't create a table
- * [HBASE-12099] - TestScannerModel fails if using jackson 1.9.13
- * [HBASE-12106] - Move test annotations to test artifact
- * [HBASE-12109] - user_permission command for namespace does not return correct result
- * [HBASE-12119] - Master regionserver web UI NOT_FOUND
- * [HBASE-12120] - HBase shell doesn't allow deleting of a cell by user with W-only permissions to it
- * [HBASE-12122] - Try not to assign user regions to master all the time
- * [HBASE-12123] - Failed assertion in BucketCache after 11331
- * [HBASE-12124] - Closed region could stay closed if master stops at bad time
- * [HBASE-12126] - Region server coprocessor endpoint
- * [HBASE-12130] - HBASE-11980 calls hflush and hsync doing near double the syncing work
- * [HBASE-12134] - publish_website.sh script is too optimistic
- * [HBASE-12135] - Website is broken
- * [HBASE-12136] - Race condition between client adding tableCF replication znode and server triggering TableCFsTracker
- * [HBASE-12137] - Alter table add cf doesn't do compression test
- * [HBASE-12139] - StochasticLoadBalancer doesn't work on large lightly loaded clusters
- * [HBASE-12140] - Add ConnectionFactory.createConnection() to create using default HBaseConfiguration.
- * [HBASE-12145] - Fix javadoc and findbugs so new folks aren't freaked when they see them
- * [HBASE-12146] - RegionServerTracker should escape data in log messages
- * [HBASE-12149] - TestRegionPlacement is failing undeterministically
- * [HBASE-12151] - Make dev scripts executable
- * [HBASE-12153] - Fixing TestReplicaWithCluster
- * [HBASE-12156] - TableName cache isn't used for one of valueOf methods.
- * [HBASE-12158] - TestHttpServerLifecycle.testStartedServerWithRequestLog goes zombie on occasion
- * [HBASE-12160] - Make Surefire's argLine configurable in the command line
- * [HBASE-12164] - Check for presence of user Id in SecureBulkLoadEndpoint#secureBulkLoadHFiles() is inaccurate
- * [HBASE-12165] - TestEndToEndSplitTransaction.testFromClientSideWhileSplitting fails
- * [HBASE-12166] - TestDistributedLogSplitting.testMasterStartsUpWithLogReplayWork
- * [HBASE-12167] - NPE in AssignmentManager
- * [HBASE-12170] - TestReplicaWithCluster.testReplicaAndReplication timeouts
- * [HBASE-12181] - Some tests create a table and try to use it before regions get assigned
- * [HBASE-12183] - FuzzyRowFilter doesn't support reverse scans
- * [HBASE-12184] - ServerShutdownHandler throws NPE
- * [HBASE-12191] - Make TestCacheOnWrite faster.
- * [HBASE-12196] - SSH should retry in case failed to assign regions
- * [HBASE-12197] - Move REST
- * [HBASE-12198] - Fix the bug of not updating location cache
- * [HBASE-12199] - Make TestAtomicOperation and TestEncodedSeekers faster
- * [HBASE-12200] - When an RPC server handler thread dies, throw exception
- * [HBASE-12206] - NPE in RSRpcServices
- * [HBASE-12209] - NPE in HRegionServer#getLastSequenceId
- * [HBASE-12218] - Make HBaseCommonTestingUtil#deleteDir try harder
+ * [HBASE-11625] - Reading datablock throws "Invalid HFile block magic" and can not switch to hdfs checksum
+ * [HBASE-12865] - WALs may be deleted before they are replicated to peers
+ * [HBASE-13082] - Coarsen StoreScanner locks to RegionScanner
+ * [HBASE-13897] - OOM may occur when Import imports a row with too many KeyValues
+ * [HBASE-14077] - Add package to hbase-protocol protobuf files.
+ * [HBASE-14094] - Procedure.proto can't be compiled to C++
+ * [HBASE-14143] - remove obsolete maven repositories
+ * [HBASE-14162] - Fixing maven target for regenerating thrift classes fails against 0.9.2
+ * [HBASE-14252] - RegionServers fail to start when setting hbase.ipc.server.callqueue.scan.ratio to 0
+ * [HBASE-14256] - Flush task message may be confusing when region is recovered
+ * [HBASE-14349] - pre-commit zombie finder is overly broad
+ * [HBASE-14370] - Use separate thread for calling ZKPermissionWatcher#refreshNodes()
+ * [HBASE-14411] - Fix unit test failures when using multiwal as default WAL provider
+ * [HBASE-14485] - ConnectionImplementation leaks on construction failure
+ * [HBASE-14497] - Reverse Scan threw StackOverflow caused by readPt checking
+ * [HBASE-14525] - Append and increment operation throws NullPointerException on non-existing column families.
+ * [HBASE-14536] - Balancer & SSH interfering with each other leading to unavailability
+ * [HBASE-14604] - Improve MoveCostFunction in StochasticLoadBalancer
+ * [HBASE-14644] - Region in transition metric is broken
+ * [HBASE-14818] - user_permission does not list namespace permissions
+ * [HBASE-14970] - Backport HBASE-13082 and its sub-jira to branch-1
+ * [HBASE-14975] - Don't color the total RIT line yellow if it's zero
+ * [HBASE-15000] - Fix javadoc warn in LoadIncrementalHFiles
+ * [HBASE-15026] - The default value of "hbase.regions.slop" in hbase-default.xml is obsolete
+ * [HBASE-15028] - Minor fix on RegionGroupingProvider
+ * [HBASE-15030] - Deadlock in master TableNamespaceManager while running IntegrationTestDDLMasterFailover
+ * [HBASE-15034] - IntegrationTestDDLMasterFailover does not clean created namespaces
+ * [HBASE-15093] - Replication can report incorrect size of log queue for the global source when multiwal is enabled
+ * [HBASE-15125] - HBaseFsck's adoptHdfsOrphan function creates region with wrong end key boundary
+ * [HBASE-15128] - Disable region splits and merges switch in master
+ * [HBASE-15132] - Master region merge RPC should authorize user request
+ * [HBASE-15137] - CallTimeoutException and CallQueueTooBigException should trigger PFFE
+ * [HBASE-15173] - Execute mergeRegions RPC call as the request user
+ * [HBASE-15234] - ReplicationLogCleaner can abort due to transient ZK issues
+ * [HBASE-15247] - InclusiveStopFilter does not respect reverse Filter property
+ * [HBASE-15287] - mapreduce.RowCounter returns incorrect result with binary row key inputs
+ * [HBASE-15290] - Hbase Rest CheckAndAPI should save other cells along with compared cell
+ * [HBASE-15292] - Refined ZooKeeperWatcher to prevent ZooKeeper's callback while construction
+ * [HBASE-15295] - MutateTableAccess.multiMutate() does not get high priority causing a deadlock
+ * [HBASE-15297] - error message is wrong when a wrong namspace is specified in grant in hbase shell
+ * [HBASE-15319] - clearJmxCache does not take effect actually
+ * [HBASE-15322] - Operations using Unsafe path broken for platforms not having sun.misc.Unsafe
+ * [HBASE-15323] - Hbase Rest CheckAndDeleteAPi should be able to delete more cells
+ * [HBASE-15324] - Jitter may cause desiredMaxFileSize overflow in ConstantSizeRegionSplitPolicy and trigger unexpected split
+ * [HBASE-15325] - ResultScanner allowing partial result will miss the rest of the row if the region is moved between two rpc requests
+ * [HBASE-15327] - Canary will always invoke admin.balancer() in each sniffing period when writeSniffing is enabled
+ * [HBASE-15348] - Fix tests broken by recent metrics re-work
+ * [HBASE-15357] - TableInputFormatBase getSplitKey does not handle signed bytes correctly
+ * [HBASE-15358] - canEnforceTimeLimitFromScope should use timeScope instead of sizeScope
+ * [HBASE-15360] - Fix flaky TestSimpleRpcScheduler
+ * [HBASE-15378] - Scanner cannot handle heartbeat message with no results
+ * [HBASE-15393] - Enable table replication command will fail when parent znode is not default in peer cluster
+ * [HBASE-15397] - Create bulk load replication znode(hfile-refs) in ZK replication queue by default
+ * [HBASE-15405] - Synchronize final results logging single thread in PE, fix wrong defaults in help message
+ * [HBASE-15406] - Split / merge switch left disabled after early termination of hbck
+ * [HBASE-15424] - Add bulk load hfile-refs for replication in ZK after the event is appended in the WAL
+ * [HBASE-15425] - Failing to write bulk load event marker in the WAL is ignored
+ * [HBASE-15430] - Failed taking snapshot - Manifest proto-message too large
+ * [HBASE-15433] - SnapshotManager#restoreSnapshot not update table and region count quota correctly when encountering exception
+ * [HBASE-15439] - getMaximumAllowedTimeBetweenRuns in ScheduledChore ignores the TimeUnit
+ * [HBASE-15441] - Fix WAL splitting when region has moved multiple times
+ * [HBASE-15463] - Region normalizer should check whether split/merge is enabled
+ * [HBASE-15465] - userPermission returned by getUserPermission() for the selected namespace does not have namespace set
+ * [HBASE-15485] - Filter.reset() should not be called between batches
+ * [HBASE-15490] - Remove duplicated CompactionThroughputControllerFactory in branch-1
+ * [HBASE-15504] - Fix Balancer in 1.3 not moving regions off overloaded regionserver
+ * [HBASE-15515] - Improve LocalityBasedCandidateGenerator in Balancer
+ * [HBASE-15520] - Fix broken TestAsyncIPC
+ * [HBASE-15559] - BaseMasterAndRegionObserver doesn't implement all the methods
+ * [HBASE-15563] - 'counter' may overflow in BoundedGroupingStrategy
+ * [HBASE-15574] - Minor typo on HRegionServerCommandLine.java
+ * [HBASE-15578] - Handle HBASE-15234 for ReplicationHFileCleaner
+ * [HBASE-15582] - SnapshotManifestV1 too verbose when there are no regions
+ * [HBASE-15587] - FSTableDescriptors.getDescriptor() logs stack trace erronously
+ * [HBASE-15591] - ServerCrashProcedure not yielding
+ * [HBASE-15593] - Time limit of scanning should be offered by client
+ * [HBASE-15613] - TestNamespaceCommand times out
+ * [HBASE-15615] - Wrong sleep time when RegionServerCallable need retry
+ * [HBASE-15617] - Canary in regionserver mode might not enumerate all regionservers
+ * [HBASE-15621] - Suppress Hbase SnapshotHFile cleaner error messages when a snaphot is going on
+ * [HBASE-15622] - Superusers does not consider the keytab credentials
+ * [HBASE-15627] - Miss space and closing quote in AccessController#checkSystemOrSuperUser
+ * [HBASE-15634] - TestDateTieredCompactionPolicy#negativeForMajor is flaky
+ * [HBASE-15636] - hard coded wait time out value in HBaseTestingUtility#waitUntilAllRegionsAssigned might cause test failure
+ * [HBASE-15637] - TSHA Thrift-2 server should allow limiting call queue size
+ * [HBASE-15639] - Unguarded access to stackIndexes in Procedure#toStringDetails()
+ * [HBASE-15645] - hbase.rpc.timeout is not used in operations of HTable
+ * [HBASE-15650] - Remove TimeRangeTracker as point of contention when many threads reading a StoreFile
+ * [HBASE-15664] - Use Long.MAX_VALUE instead of HConstants.FOREVER in CompactionPolicy
+ * [HBASE-15668] - HFileReplicator$Copier fails to replicate other hfiles in the request when a hfile in not found in FS anywhere
+ * [HBASE-15669] - HFile size is not considered correctly in a replication request
+ * [HBASE-15670] - Add missing Snapshot.proto to the maven profile for compiling protobuf
+ * [HBASE-15672] - hadoop.hbase.security.visibility.TestVisibilityLabelsWithDeletes fails
+ * [HBASE-15673] - [PE tool] Fix latency metrics for multiGet
+ * [HBASE-15674] - HRegionLocator#getAllRegionLocations should put the results in cache
+ * [HBASE-15676] - FuzzyRowFilter fails and matches all the rows in the table if the mask consists of all 0s
+ * [HBASE-15693] - Reconsider the ImportOrder rule of checkstyle
+ * [HBASE-15697] - Excessive TestHRegion running time on branch-1
+ * [HBASE-15698] - Increment TimeRange not serialized to server
+ * [HBASE-15703] - Deadline scheduler needs to return to the client info about skipped calls, not just drop them
+ * [HBASE-15707] - ImportTSV bulk output does not support tags with hfile.format.version=3
+ * [HBASE-15710] - Include issue servers information in RetriesExhaustedWithDetailsException message
+ * [HBASE-15714] - We are calling checkRow() twice in doMiniBatchMutation()
+ * [HBASE-15738] - Ensure artifacts in project dist area include required md5 file
+ * [HBASE-15741] - Provide backward compatibility for HBase coprocessor service names
+ * [HBASE-15742] - Reduce allocation of objects in metrics
+ * [HBASE-15746] - Remove extra RegionCoprocessor preClose() in RSRpcServices#closeRegion
+ * [HBASE-15752] - ClassNotFoundException is encountered when custom WAL codec is not found in WALPlayer job
+ * [HBASE-15755] - SnapshotDescriptionUtils and SnapshotTestingUtils do not have any Interface audience marked
+ * [HBASE-15775] - Canary launches two AuthUtil Chores
+ * [HBASE-15801] - Upgrade checkstyle for all branches
+ * [HBASE-15811] - Batch Get after batch Put does not fetch all Cells
+ * [HBASE-15824] - LocalHBaseCluster gets bind exception in master info port
+ * [HBASE-15840] - WAL.proto compilation broken for cpp
+ * [HBASE-15841] - Performance Evaluation tool total rows may not be set correctly
+ * [HBASE-15850] - Localize the configuration change in testCheckTableLocks to reduce flakiness of TestHBaseFsck test suite
+ * [HBASE-15856] - Cached Connection instances can wind up with addresses never resolved
+ * [HBASE-15873] - ACL for snapshot restore / clone is not enforced
+ * [HBASE-15876] - Remove doBulkLoad(Path hfofDir, final HTable table) though it has not been through a full deprecation cycle
+ * [HBASE-15880] - RpcClientImpl#tracedWriteRequest incorrectly closes HTrace span
+ * [HBASE-15884] - NPE in StoreFileScanner#skipKVsNewerThanReadpoint during reverse scan
+ * [HBASE-15908] - Checksum verification is broken due to incorrect passing of ByteBuffers in DataChecksum
+ * [HBASE-15913] - Sasl encryption doesn't work with AsyncRpcChannel
+ * [HBASE-15920] - Backport submit-patch.py to branch-1 and earlier branches.
+ * [HBASE-15925] - compat-module maven variable not evaluated
+ * [HBASE-15946] - Eliminate possible security concerns in RS web UI's store file metrics
+ * [HBASE-15952] - Bulk load data replication is not working when RS user does not have permission on hfile-refs node
+ * [HBASE-15954] - REST server should log requests with TRACE instead of DEBUG
+ * [HBASE-15955] - Disable action in CatalogJanitor#setEnabled should wait for active cleanup scan to finish
+ * [HBASE-15957] - RpcClientImpl.close never ends in some circumstances
+ * [HBASE-15975] - logic in TestHTableDescriptor#testAddCoprocessorWithSpecStr is wrong
+ * [HBASE-15976] - RegionServerMetricsWrapperRunnable will be failure when disable blockcache.
+ * [HBASE-16007] - Job's Configuration should be passed to TableMapReduceUtil#addDependencyJars() in WALPlayer
+ * [HBASE-16012] - Major compaction can't work due to obsolete scanner read point in RegionServer
+ * [HBASE-16016] - AssignmentManager#waitForAssignment could have unexpected negative deadline
+ * [HBASE-16017] - HBase TableOutputFormat has connection leak in getRecordWriter
+ * [HBASE-16024] - Revert HBASE-15406 from branch-1.3
+ * [HBASE-16032] - Possible memory leak in StoreScanner
+ * [HBASE-16033] - Add more details in logging of responseTooSlow/TooLarge
+ * [HBASE-16047] - TestFastFail is broken again
+ * [HBASE-16061] - Allow logging to a buffered console
+ * [HBASE-16062] - Improper error handling in WAL Reader/Writer creation
+ * [HBASE-16074] - ITBLL fails, reports lost big or tiny families
+ * [HBASE-16081] - Replication remove_peer gets stuck and blocks WAL rolling
+ * [HBASE-16093] - Splits failed before creating daughter regions leave meta inconsistent
+ * [HBASE-16095] - Add priority to TableDescriptor and priority region open thread pool
+ * [HBASE-16096] - Replication keeps accumulating znodes
+ * [HBASE-16129] - check_compatibility.sh is broken when using Java API Compliance Checker v1.7
+ * [HBASE-16132] - Scan does not return all the result when regionserver is busy
+ * [HBASE-16135] - PeerClusterZnode under rs of removed peer may never be deleted
+ * [HBASE-16144] - Replication queue's lock will live forever if RS acquiring the lock has died prematurely
+ * [HBASE-16150] - Remove ConcurrentIndex
+ * [HBASE-16160] - Get the UnsupportedOperationException when using delegation token with encryption
+ * [HBASE-16165] - Decrease RpcServer.callQueueSize before writeResponse causes OOM
+ * [HBASE-16177] - In dev mode thrift server can't be run
+ * [HBASE-16190] - IntegrationTestDDLMasterFailover failed with IllegalArgumentException: n must be positive
+ * [HBASE-16201] - NPE in RpcServer causing intermittent UT failure of TestMasterReplication#testHFileCyclicReplication
+ * [HBASE-16207] - can't restore snapshot without "Admin" permission
+ * [HBASE-16211] - JMXCacheBuster restarting the metrics system might cause tests to hang
+ * [HBASE-16221] - Thrift server drops connection on long scans
+ * [HBASE-16227] - [Shell] Column value formatter not working in scans
+ * [HBASE-16237] - Blocks for hbase:meta table are not cached in L1 cache
+ * [HBASE-16238] - It's useless to catch SESSIONEXPIRED exception and retry in RecoverableZooKeeper
+ * [HBASE-16270] - Handle duplicate clearing of snapshot in region replicas
+ * [HBASE-16271] - Fix logging and re-run the test in IntegrationTestBulkLoad
+ * [HBASE-16272] - Overflow in ServerName's compareTo method
+ * [HBASE-16281] - TestMasterReplication is flaky
+ * [HBASE-16284] - Unauthorized client can shutdown the cluster
+ * [HBASE-16288] - HFile intermediate block level indexes might recurse forever creating multi TB files
+ * [HBASE-16289] - AsyncProcess stuck messages need to print region/server
+ * [HBASE-16294] - hbck reporting "No HDFS region dir found" for replicas
+ * [HBASE-16296] - Reverse scan performance degrades when using filter lists
+ * [HBASE-16300] - LruBlockCache.CACHE_FIXED_OVERHEAD should calculate LruBlockCache size correctly
+ * [HBASE-16301] - Trigger flush without waiting when compaction is disabled on a table
+ * [HBASE-16303] - FilterList with MUST_PASS_ONE optimization
+ * [HBASE-16304] - HRegion#RegionScannerImpl#handleFileNotFoundException may lead to deadlock when trying to obtain write lock on updatesLock
+ * [HBASE-16315] - RegionSizeCalculator prints region names as binary without escapes
+ * [HBASE-16319] - Fix TestCacheOnWrite after HBASE-16288
+ * [HBASE-16341] - Missing bit on "Regression: Random Read/WorkloadC slower in 1.x than 0.98"
+ * [HBASE-16350] - Undo server abort from HBASE-14968
+ * [HBASE-16355] - hbase-client dependency on hbase-common test-jar should be test scope
+ * [HBASE-16360] - TableMapReduceUtil addHBaseDependencyJars has the wrong class name for PrefixTreeCodec
+ * [HBASE-16363] - Correct javadoc for qualifier length and value length in Cell interface
+ * [HBASE-16368] - test*WhenRegionMove in TestPartialResultsFromClientSide is flaky
+ * [HBASE-16373] - precommit needs a dockerfile with hbase prereqs
+ * [HBASE-16375] - Mapreduce mini cluster using HBaseTestingUtility not setting correct resourcemanager and jobhistory webapp address of MapReduceTestingShim
+ * [HBASE-16429] - FSHLog: deadlock if rollWriter called when ring buffer filled with appends
+ * [HBASE-16460] - Can't rebuild the BucketAllocator's data structures when BucketCache uses FileIOEngine
+ * [HBASE-16464] - archive folder grows bigger and bigger due to corrupt snapshot under tmp dir
+ * [HBASE-16471] - Region Server metrics context will be wrong when machine hostname contain "master" word
+ * [HBASE-16527] - IOExceptions from DFS client still can cause CatalogJanitor to delete referenced files
+ * [HBASE-16528] - Procedure-V2: ServerCrashProcedure misses owner information
+ * [HBASE-16535] - Use regex to exclude generated classes for findbugs
+ * [HBASE-16547] - hbase-archetype-builder shell scripts assume bash is installed in /bin
+ * [HBASE-16552] - MiniHBaseCluster#getServerWith() does not ignore stopped RSs
+ * [HBASE-16589] - Adjust log level for FATAL messages from HBaseReplicationEndpoint that are not fatal
+ * [HBASE-16604] - Scanner retries on IOException can cause the scans to miss data
+ * [HBASE-16613] - Return the unused ByteBuffer to BoundedByteBufferPool when no cell is retrieved from the CellScanner
+ * [HBASE-16644] - Errors when reading legit HFile Trailer of old (v2.0) format file
+ * [HBASE-16649] - Truncate table with splits preserved can cause both data loss and truncated data appeared again
+ * [HBASE-16660] - ArrayIndexOutOfBounds during the majorCompactionCheck in DateTieredCompaction
+ * [HBASE-16662] - Fix open POODLE vulnerabilities
+ * [HBASE-16663] - JMX ConnectorServer stopped when unauthorized user try to stop HM/RS/cluster
+ * [HBASE-16664] - Timeout logic in AsyncProcess is broken
+ * [HBASE-16678] - MapReduce jobs do not update counters from ScanMetrics
+ * [HBASE-16679] - Flush throughput controller: Minor perf change and fix flaky TestFlushWithThroughputController
+ * [HBASE-16681] - Fix flaky TestReplicationSourceManagerZkImpl
+ * [HBASE-16682] - Fix Shell tests failure. NoClassDefFoundError for MiniKdc
+ * [HBASE-16699] - Overflows in AverageIntervalRateLimiter's refill() and getWaitInterval()
+ * [HBASE-16701] - TestHRegion and TestHRegionWithInMemoryFlush timing out
+ * [HBASE-16721] - Concurrency issue in WAL unflushed seqId tracking
+ * [HBASE-16723] - RMI registry is not destroyed after stopping JMX Connector Server
+ * [HBASE-16732] - Avoid possible NPE in MetaTableLocator
+ * [HBASE-16743] - TestSimpleRpcScheduler#testCoDelScheduling is broke
+ * [HBASE-16752] - Upgrading from 1.2 to 1.3 can lead to replication failures due to difference in RPC size limit
+ * [HBASE-16754] - Regions failing compaction due to referencing non-existent store file
+ * [HBASE-16765] - New SteppingRegionSplitPolicy, avoid too aggressive spread of regions for small tables.
+ * [HBASE-16788] - Race in compacted file deletion between HStore close() and closeAndArchiveCompactedFiles()
+ * [HBASE-16807] - RegionServer will fail to report new active Hmaster until HMaster/RegionServer failover
+ * [HBASE-16810] - HBase Balancer throws ArrayIndexOutOfBoundsException when regionservers are in /hbase/draining znode and unloaded
+ * [HBASE-16824] - Writer.flush() can be called on already closed streams in WAL roll
+ * [HBASE-16830] - RSRpcServices#openRegion() should handle the case where table descriptor is null
+ * [HBASE-16852] - TestDefaultCompactSelection failed on branch-1.3
+ * [HBASE-16853] - Regions are assigned to Region Servers in /hbase/draining after HBase Master failover
+ * [HBASE-16889] - Proc-V2: verifyTables in the IntegrationTestDDLMasterFailover test after each table DDL is incorrect
+ * [HBASE-16931] - Setting cell's seqId to zero in compaction flow might cause RS down.
+ * [HBASE-16960] - RegionServer hang when aborting
+ * [HBASE-16964] - Successfully archived files are not cleared from compacted store file list if archiving of any file fails
+ * [HBASE-16980] - TestRowProcessorEndpoint failing consistently
+ * [HBASE-17023] - Region left unassigned due to AM and SSH each thinking others would do the assignment work
+ * [HBASE-17032] - CallQueueTooBigException and CallDroppedException should not be triggering PFFE
+ * [HBASE-17042] - Remove 'public' keyword from MasterObserver interface
+ * [HBASE-17044] - Fix merge failed before creating merged region leaves meta inconsistent
+ * [HBASE-17058] - Lower epsilon used for jitter verification from HBASE-15324
+ * [HBASE-17074] - PreCommit job always fails because of OOM
+ * [HBASE-17091] - IntegrationTestZKAndFSPermissions failed with 'KeeperException'
+ * [HBASE-17224] - Fix lots of spelling errors in HBase logging and exception messages
+ * [HBASE-17238] - Wrong in-memory hbase:meta location causing SSH failure
+ * [HBASE-17328] - Properly dispose of looped replication peers
+ * [HBASE-17341] - Add a timeout during replication endpoint termination
** Improvement
- * [HBASE-10153] - improve VerifyReplication to compute BADROWS more accurately
- * [HBASE-10411] - [Book] Add a kerberos 'request is a replay (34)' issue at troubleshooting section
- * [HBASE-11796] - Add client support for atomic checkAndMutate
- * [HBASE-11879] - Change TableInputFormatBase to take interface arguments
- * [HBASE-11907] - Use the joni byte[] regex engine in place of j.u.regex in RegexStringComparator
- * [HBASE-11948] - graceful_stop.sh should use hbase-daemon.sh when executed on the decomissioned node
- * [HBASE-12010] - Use TableName.META_TABLE_NAME instead of indirectly from HTableDescriptor
- * [HBASE-12011] - Add namespace column during display of user tables
- * [HBASE-12013] - Make region_mover.rb support multiple regionservers per host
- * [HBASE-12021] - Hbase shell does not respect the HBASE_OPTS set by the user in console
- * [HBASE-12032] - Script to stop regionservers via RPC
- * [HBASE-12049] - Help for alter command is a bit confusing
- * [HBASE-12090] - Bytes: more Unsafe, more Faster
- * [HBASE-12118] - Explain how to grant permission to a namespace in grant command usage
- * [HBASE-12176] - WALCellCodec Encoders support for non-KeyValue Cells
- * [HBASE-12212] - HBaseTestingUtility#waitUntilAllRegionsAssigned should wait for RegionStates
- * [HBASE-12220] - Add hedgedReads and hedgedReadWins metrics
+ * [HBASE-7972] - Add a configuration for the TCP backlog in the Thrift server
+ * [HBASE-8386] - deprecate TableMapReduce.addDependencyJars(Configuration, class<?> ...)
+ * [HBASE-8642] - [Snapshot] List and delete snapshot by table
+ * [HBASE-9899] - for idempotent operation dups, return the result instead of throwing conflict exception
+ * [HBASE-12596] - bulkload needs to follow locality
+ * [HBASE-12769] - Replication fails to delete all corresponding zk nodes when peer is removed
+ * [HBASE-12940] - Expose listPeerConfigs and getPeerConfig to the HBase shell
+ * [HBASE-13158] - When client supports CellBlock, return the result Cells as controller payload for get(Get) API also
+ * [HBASE-13347] - Deprecate FirstKeyValueMatchingQualifiersFilter
+ * [HBASE-13532] - Make UnknownScannerException logging less scary
+ * [HBASE-13965] - Stochastic Load Balancer JMX Metrics
+ * [HBASE-14045] - Bumping thrift version to 0.9.2.
+ * [HBASE-14058] - Stabilizing default heap memory tuner
+ * [HBASE-14078] - improve error message when HMaster can't bind to port
+ * [HBASE-14164] - Display primary region replicas distribution on table.jsp
+ * [HBASE-14165] - The initial size of RWQueueRpcExecutor.queues should be (numWriteQueues + numReadQueues + numScanQueues)
+ * [HBASE-14306] - Refine RegionGroupingProvider: fix issues and make it more scalable
+ * [HBASE-14309] - Allow load balancer to operate when there is region in transition by adding force flag
+ * [HBASE-14345] - Consolidate printUsage in IntegrationTestLoadAndVerify
+ * [HBASE-14397] - PrefixFilter doesn't filter all remaining rows if the prefix is longer than rowkey being compared
+ * [HBASE-14448] - Refine RegionGroupingProvider Phase-2: remove provider nesting and formalize wal group name
+ * [HBASE-14565] - Make ZK connection timeout configurable in MiniZooKeeperCluster
+ * [HBASE-14703] - HTable.mutateRow does not collect stats
+ * [HBASE-14719] - Add metric for number of MasterProcWALs
+ * [HBASE-14800] - Expose checkAndMutate via Thrift2
+ * [HBASE-14963] - Remove use of Guava Stopwatch from HBase client code
+ * [HBASE-14969] - Add throughput controller for flush
+ * [HBASE-14983] - Create metrics for per block type hit/miss ratios
+ * [HBASE-15066] - Small improvements to Canary tool
+ * [HBASE-15068] - Add metrics for region normalization plans
+ * [HBASE-15119] - Include git SHA in check_compatibility reports
+ * [HBASE-15123] - Remove duplicate code in LocalHBaseCluster and minor formatting
+ * [HBASE-15177] - Reduce garbage created under high load
+ * [HBASE-15212] - RRCServer should enforce max request size
+ * [HBASE-15222] - Use less contended classes for metrics
+ * [HBASE-15223] - Make convertScanToString public for Spark
+ * [HBASE-15306] - Make RPC call queue length dynamically configurable
+ * [HBASE-15315] - Remove always set super user call as high priority
+ * [HBASE-15353] - Add metric for number of CallQueueTooBigException's
+ * [HBASE-15396] - Enhance mapreduce.TableSplit to add encoded region name
+ * [HBASE-15413] - Procedure-V2: print out ProcedureInfo during trace
+ * [HBASE-15415] - Improve Master WebUI snapshot information
+ * [HBASE-15456] - CreateTableProcedure/ModifyTableProcedure needs to fail when there is no family in table descriptor
+ * [HBASE-15470] - Add a setting for Priority queue length
+ * [HBASE-15471] - Add num calls in priority and general queue to RS UI
+ * [HBASE-15475] - Allow TimestampsFilter to provide a seek hint
+ * [HBASE-15478] - add comments to FSHLog explaining why syncRunnerIndex won't overflow
+ * [HBASE-15508] - Add command for exporting snapshot in hbase command script
+ * [HBASE-15526] - Make SnapshotManager accessible through MasterServices
+ * [HBASE-15551] - Make call queue too big exception use servername
+ * [HBASE-15569] - Make Bytes.toStringBinary faster
+ * [HBASE-15586] - Unify human readable numbers in the web UI
+ * [HBASE-15600] - Add provision for adding mutations to memstore or able to write to same region in batchMutate coprocessor hooks
+ * [HBASE-15605] - Remove PB references from HCD and HTD for 2.0
+ * [HBASE-15607] - Remove PB references from Admin for 2.0
+ * [HBASE-15608] - Remove PB references from SnapShot related Exceptions
+ * [HBASE-15609] - Remove PB references from Result, DoubleColumnInterpreter and any such public facing class for 2.0
+ * [HBASE-15632] - Undo the checking of lastStoreFlushTimeMap.isEmpty() introduced in HBASE-13145
+ * [HBASE-15641] - Shell "alter" should do a single modifyTable operation
+ * [HBASE-15720] - Print row locks at the debug dump page
+ * [HBASE-15773] - CellCounter improvements
+ * [HBASE-15791] - Improve javadoc in ScheduledChore
+ * [HBASE-15808] - Reduce potential bulk load intermediate space usage and waste
+ * [HBASE-15837] - Memstore size accounting is wrong if postBatchMutate() throws exception
+ * [HBASE-15854] - Log the cause of SASL connection failures
+ * [HBASE-15864] - Reuse the testing helper to wait regions in transition
+ * [HBASE-15870] - Specify columns in REST multi gets
+ * [HBASE-15890] - Allow thrift to set/unset "cacheBlocks" for Scans
+ * [HBASE-15931] - Add log for long-running tasks in AsyncProcess
+ * [HBASE-16026] - Master UI should display status of additional ZK switches
+ * [HBASE-16048] - Tag InternalScanner with LimitedPrivate(HBaseInterfaceAudience.COPROC)
+ * [HBASE-16085] - Add on metric for failed compactions
+ * [HBASE-16086] - TableCfWALEntryFilter and ScopeWALEntryFilter should not redundantly iterate over cells.
+ * [HBASE-16087] - Replication shouldn't start on a master if if only hosts system tables
+ * [HBASE-16089] - Add on FastPath for CoDel
+ * [HBASE-16124] - Make check_compatibility.sh less verbose when building HBase
+ * [HBASE-16140] - bump owasp.esapi from 2.1.0 to 2.1.0.1
+ * [HBASE-16149] - Log the underlying RPC exception in RpcRetryingCallerImpl
+ * [HBASE-16231] - Integration tests should support client keytab login for secure clusters
+ * [HBASE-16241] - Allow specification of annotations to use when running check_compatibility.sh
+ * [HBASE-16256] - Purpose of EnvironmentEdge, EnvironmentEdgeManager
+ * [HBASE-16266] - Do not throw ScannerTimeoutException when catch UnknownScannerException
+ * [HBASE-16287] - LruBlockCache size should not exceed acceptableSize too many
+ * [HBASE-16379] - [replication] Minor improvement to replication/copy_tables_desc.rb
+ * [HBASE-16385] - Have hbase-rest pull hbase.rest.port from Constants.java
+ * [HBASE-16450] - Shell tool to dump replication queues
+ * [HBASE-16486] - Unify system table creation using the same createSystemTable API.
+ * [HBASE-16657] - Expose per-region last major compaction timestamp in RegionServer UI
+ * [HBASE-16661] - Add last major compaction age to per-region metrics
+ * [HBASE-16667] - Building with JDK 8: ignoring option MaxPermSize=256m
+ * [HBASE-16972] - Log more details for Scan#next request when responseTooSlow
+ * [HBASE-17006] - Add names to threads for better debugability of thread dumps
+ * [HBASE-17004] - Refactor IntegrationTestManyRegions to use @ClassRule for timing out
** New Feature
- * [HBASE-11990] - Make setting the start and stop row for a specific prefix easier
- * [HBASE-11995] - Use Connection and ConnectionFactory where possible
- * [HBASE-12127] - Move the core Connection creation functionality into ConnectionFactory
+ * [HBASE-10358] - Shell changes for setting consistency per request
+ * [HBASE-11262] - Avoid empty columns while doing bulk-load
* [HBASE-12133] - Add FastLongHistogram for metric computation
- * [HBASE-12143] - Minor fix for Table code
+ * [HBASE-13153] - Bulk Loaded HFile Replication
+ * [HBASE-13702] - ImportTsv: Add dry-run functionality and log bad rows
+ * [HBASE-14456] - Implement a namespace-based region grouping strategy for RegionGroupingProvider
+ * [HBASE-15135] - Add metrics for storefile age
+ * [HBASE-15136] - Explore different queuing behaviors while busy
+ * [HBASE-15181] - A simple implementation of date based tiered compaction
+ * [HBASE-15281] - Allow the FileSystem inside HFileSystem to be wrapped
+ * [HBASE-15481] - Add pre/post roll to WALObserver
+ * [HBASE-15592] - Print Procedure WAL content
+ * [HBASE-15780] - Expose AuthUtil as IA.Public
+ * [HBASE-15881] - Allow BZIP2 compression
+
+** Task
+ * [HBASE-14057] - HBase shell user_permission should list super users defined on hbase-site.xml
+ * [HBASE-15729] - Remove old JDiff wrapper scripts in dev-support
+ * [HBASE-15888] - Extend HBASE-12769 for bulk load data replication
+ * [HBASE-15895] - remove unmaintained jenkins build analysis tool.
+ * [HBASE-16073] - update compatibility_checker for jacc dropping comma sep args
+ * [HBASE-16154] - bring non-master branches up to date wrt check_compatibility script
+ * [HBASE-16260] - Audit dependencies for Category-X
+ * [HBASE-16340] - ensure no Xerces jars included
+ * [HBASE-16376] - Document implicit side-effects on partial results when calling Scan#setBatch(int)
+ * [HBASE-16467] - Move AbstractHBaseTool to hbase-common
+ * [HBASE-16518] - Remove old .arcconfig file
+
+** Test
+ * [HBASE-13372] - Unit tests for SplitTransaction and RegionMergeTransaction listeners
+ * [HBASE-14293] - TestStochasticBalancerJmxMetrics intermittently fails due to port conflict
+ * [HBASE-15679] - Assertion on wrong variable in TestReplicationThrottler#testThrottling
+ * [HBASE-15923] - Shell rows counter test fails
+ * [HBASE-16049] - TestRowProcessorEndpoint is failing on Apache Builds
+ * [HBASE-16051] - TestScannerHeartbeatMessages fails on some machines
+
+** Umbrella
+ * [HBASE-14457] - Umbrella: Improve Multiple WAL for production usage
+
+Release Notes - HBase - Version 1.2.0 02/22/2016
+
+** Sub-task
+ * [HBASE-12748] - RegionCoprocessorHost.execOperation creates too many iterator objects
+ * [HBASE-13393] - Optimize memstore flushing to avoid writing tag information to hfiles when no tags are present.
+ * [HBASE-13415] - Procedure V2 - Use nonces for double submits from client
+ * [HBASE-13470] - High level Integration test for master DDL operations
+ * [HBASE-13476] - Procedure V2 - Add Replay Order logic for child procedures
+ * [HBASE-13497] - Remove MVCC stamps from HFile when that is safe
+ * [HBASE-13536] - Cleanup the handlers that are no longer being used.
+ * [HBASE-13563] - Add missing table owner to AC tests.
+ * [HBASE-13569] - correct errors reported with mvn site
+ * [HBASE-13579] - Avoid isCellTTLExpired() for NO-TAG cases
+ * [HBASE-13593] - Quota support for namespace should take snapshot restore and clone into account
+ * [HBASE-13616] - Move ServerShutdownHandler to Pv2
+ * [HBASE-13658] - Improve the test run time for TestAccessController class
+ * [HBASE-13748] - ensure post-commit builds for branch-1 include both java 7 and java 8
+ * [HBASE-13750] - set up jenkins builds that run branch-1 ITs with java 8
+ * [HBASE-13759] - Improve procedure yielding
+ * [HBASE-13832] - Procedure V2: master fail to start due to WALProcedureStore sync failures when HDFS data nodes count is low
+ * [HBASE-13898] - correct additional javadoc failures under java 8
+ * [HBASE-13899] - Jacoco instrumentation fails under jdk8
+ * [HBASE-13912] - add branch-1.2 post-commit builds
+ * [HBASE-13920] - Exclude Java files generated from protobuf from javadoc
+ * [HBASE-13937] - Partially revert HBASE-13172
+ * [HBASE-13950] - Add a NoopProcedureStore for testing
+ * [HBASE-13963] - avoid leaking jdk.tools
+ * [HBASE-13967] - add jdk profiles for jdk.tools dependency
+ * [HBASE-13973] - Update documentation for 10070 Phase 2 changes
+ * [HBASE-13983] - Doc how the oddball HTable methods getStartKey, getEndKey, etc. will be removed in 2.0.0
+ * [HBASE-13990] - clean up remaining errors for maven site goal
+ * [HBASE-13993] - WALProcedureStore fencing is not effective if new WAL rolls
+ * [HBASE-14003] - work around jdk8 spec bug in WALPerfEval
+ * [HBASE-14013] - Retry when RegionServerNotYetRunningException rather than go ahead with assign so for sure we don't skip WAL replay
+ * [HBASE-14017] - Procedure v2 - MasterProcedureQueue fix concurrency issue on table queue deletion
+ * [HBASE-14025] - Update CHANGES.txt for 1.2
+ * [HBASE-14086] - remove unused bundled dependencies
+ * [HBASE-14087] - ensure correct ASF policy compliant headers on source/docs
+ * [HBASE-14104] - Add vectorportal.com to NOTICES.txt as src of our logo
+ * [HBASE-14105] - Add shell tests for Snapshot
+ * [HBASE-14107] - Procedure V2 - Administrative Task: Provide an API to List all procedures
+ * [HBASE-14108] - Procedure V2 - Administrative Task: provide an API to abort a procedure
+ * [HBASE-14147] - REST Support for Namespaces
+ * [HBASE-14176] - Add missing headers to META-INF files
+ * [HBASE-14221] - Reduce the number of time row comparison is done in a Scan
+ * [HBASE-14239] - Branch-1.2 AM can get stuck when meta moves
+ * [HBASE-14274] - Deadlock in region metrics on shutdown: MetricsRegionSourceImpl vs MetricsRegionAggregateSourceImpl
+ * [HBASE-14278] - Fix NPE that is showing up since HBASE-14274 went in
+ * [HBASE-14322] - Master still not using more than it's priority threads
+ * [HBASE-14378] - Get TestAccessController* passing again on branch-1
+ * [HBASE-14401] - Stamp failed appends with sequenceid too.... Cleans up latches
+ * [HBASE-14421] - TestFastFail* are flakey
+ * [HBASE-14428] - Upgrade our surefire-plugin from 2.18 to 2.18.1
+ * [HBASE-14430] - TestHttpServerLifecycle#testStartedServerIsAlive times out
+ * [HBASE-14432] - Procedure V2 - enforce ACL on procedure admin tasks
+ * [HBASE-14433] - Set down the client executor core thread count from 256 in tests
+ * [HBASE-14435] - thrift tests don't have test-specific hbase-site.xml so 'BindException: Address already in use' because info port is not turned off
+ * [HBASE-14447] - Spark tests failing: bind exception when putting up info server
+ * [HBASE-14465] - Backport 'Allow rowlock to be reader/write' to branch-1
+ * [HBASE-14472] - TestHCM and TestRegionServerNoMaster fixes
+ * [HBASE-14484] - Follow-on from HBASE-14421, just disable TestFastFail* until someone digs in and fixes it
+ * [HBASE-14487] - Procedure V2 - shell command to list all procedures
+ * [HBASE-14488] - Procedure V2 - shell command to abort a procedure
+ * [HBASE-14513] - TestBucketCache runs obnoxious 1k threads in a unit test
+ * [HBASE-14519] - Purge TestFavoredNodeAssignmentHelper, a test for an abandoned feature that can hang
+ * [HBASE-14535] - Integration test for rpc connection concurrency / deadlock testing
+ * [HBASE-14539] - Slight improvement of StoreScanner.optimize
+ * [HBASE-14559] - branch-1 test tweeks; disable assert explicit region lands post-restart and up a few handlers
+ * [HBASE-14561] - Disable zombie TestReplicationShell
+ * [HBASE-14563] - Disable zombie TestHFileOutputFormat2
+ * [HBASE-14571] - Purge TestProcessBasedCluster; it does nothing and then fails
+ * [HBASE-14572] - TestImportExport#testImport94Table can't find its src data file
+ * [HBASE-14585] - Clean up TestSnapshotCloneIndependence
+ * [HBASE-14596] - TestCellACLs failing... on1.2 builds
+ * [HBASE-14600] - Make #testWalRollOnLowReplication looser still
+ * [HBASE-14605] - Split fails due to 'No valid credentials' error when SecureBulkLoadEndpoint#start tries to access hdfs
+ * [HBASE-14622] - Purge TestZkLess* tests from branch-1
+ * [HBASE-14631] - Region merge request should be audited with request user through proper scope of doAs() calls to region observer notifications
+ * [HBASE-14637] - Loosen TestChoreService assert AND have TestDataBlockEncoders do less work (and add timeouts)
+ * [HBASE-14646] - Move TestCellACLs from medium to large category
+ * [HBASE-14647] - Disable TestWALProcedureStoreOnHDFS#testWalRollOnLowReplication
+ * [HBASE-14648] - Reenable TestWALProcedureStoreOnHDFS#testWalRollOnLowReplication
+ * [HBASE-14655] - Narrow the scope of doAs() calls to region observer notifications for compaction
+ * [HBASE-14656] - Move TestAssignmentManager from medium to large category
+ * [HBASE-14657] - Remove unneeded API from EncodedSeeker
+ * [HBASE-14698] - Set category timeouts on TestScanner and TestNamespaceAuditor
+ * [HBASE-14702] - TestZKProcedureControllers.testZKCoordinatorControllerWithSingleMemberCohort is a flakey
+ * [HBASE-14709] - Parent change breaks graceful_stop.sh on a cluster
+ * [HBASE-14710] - Add category-based timeouts to MR tests
+ * [HBASE-14720] - Make TestHCM and TestMetaWithReplicas large tests rather than mediums
+ * [HBASE-14794] - Cleanup TestAtomicOperation, TestImportExport, and TestMetaWithReplicas
+ * [HBASE-14798] - NPE reporting server load causes regionserver abort; causes TestAcidGuarantee to fail
+ * [HBASE-14819] - hbase-it tests failing with OOME; permgen
+ * [HBASE-14837] - Procedure V2 - Procedure Queue Improvement
+ * [HBASE-14863] - Add missing test/resources/log4j files in hbase modules
+ * [HBASE-14883] - TestSplitTransactionOnCluster#testFailedSplit flakey
+ * [HBASE-14908] - TestRowCounter flakey especially on branch-1
+ * [HBASE-14909] - NPE testing for RIT
+ * [HBASE-14915] - Hanging test : org.apache.hadoop.hbase.mapreduce.TestImportExport
+ * [HBASE-14947] - Procedure V2 - WALProcedureStore improvements
+ * [HBASE-14962] - TestSplitWalDataLoss fails on all branches
+ * [HBASE-15023] - Reenable TestShell and TestStochasticLoadBalancer
+ * [HBASE-15087] - Fix hbase-common findbugs complaints
+ * [HBASE-15091] - Forward-port to 1.2+ HBASE-15031 "Fix merge of MVCC and SequenceID performance regression in branch-1.0 for Increments"
+ * [HBASE-15106] - Procedure V2 - Procedure Queue pass Procedure for better debuggability
+ * [HBASE-15114] - NPE when IPC server ByteBuffer reservoir is turned off
+ * [HBASE-15115] - Fix findbugs complaints in hbase-client
+ * [HBASE-15118] - Fix findbugs complaint in hbase-server
+ * [HBASE-15157] - Add *PerformanceTest for Append, CheckAnd*
+ * [HBASE-15210] - Undo aggressive load balancer logging at tens of lines per millisecond
+ * [HBASE-15224] - Undo "hbase.increment.fast.but.narrow.consistency" option; it is not necessary since HBASE-15213
+ * [HBASE-15238] - HFileReaderV2 prefetch overreaches; runs off the end of the data
+ * [HBASE-15263] - TestIPv6NIOServerSocketChannel.testServerSocketFromLocalhostResolution can hang indefinetly
+ * [HBASE-15270] - Use appropriate encoding for "filter" field in TaskMonitorTmpl.jamon
+
+** Bug
+ * [HBASE-5878] - Use getVisibleLength public api from HdfsDataInputStream from Hadoop-2.
+ * [HBASE-10844] - Coprocessor failure during batchmutation leaves the memstore datastructs in an inconsistent state
+ * [HBASE-11658] - Piped commands to hbase shell should return non-zero if shell command failed.
+ * [HBASE-11830] - TestReplicationThrottler.testThrottling failed on virtual boxes
+ * [HBASE-12413] - Mismatch in the equals and hashcode methods of KeyValue
+ * [HBASE-12865] - WALs may be deleted before they are replicated to peers
+ * [HBASE-13143] - TestCacheOnWrite is flaky and needs a diet
+ * [HBASE-13200] - Improper configuration can leads to endless lease recovery during failover
+ * [HBASE-13217] - Procedure fails due to ZK issue
+ * [HBASE-13250] - chown of ExportSnapshot does not cover all path and files
+ * [HBASE-13312] - SmallScannerCallable does not increment scan metrics
+ * [HBASE-13318] - RpcServer.getListenerAddress should handle when the accept channel is closed
+ * [HBASE-13324] - o.a.h.h.Coprocessor should be LimitedPrivate("Coprocessor")
+ * [HBASE-13325] - Protocol Buffers 2.5 no longer available for download on code.google.com
+ * [HBASE-13329] - ArrayIndexOutOfBoundsException in CellComparator#getMinimumMidpointArray
+ * [HBASE-13330] - Region left unassigned due to AM & SSH each thinking the assignment would be done by the other
+ * [HBASE-13333] - Renew Scanner Lease without advancing the RegionScanner
+ * [HBASE-13337] - Table regions are not assigning back, after restarting all regionservers at once.
+ * [HBASE-13352] - Add hbase.import.version to Import usage.
+ * [HBASE-13377] - Canary may generate false alarm on the first region when there are many delete markers
+ * [HBASE-13411] - Misleading error message when request size quota limit exceeds
+ * [HBASE-13480] - ShortCircuitConnection doesn't short-circuit all calls as expected
+ * [HBASE-13560] - Large compaction queue should steal from small compaction queue when idle
+ * [HBASE-13561] - ITBLL.Verify doesn't actually evaluate counters after job completes
+ * [HBASE-13564] - Master MBeans are not published
+ * [HBASE-13576] - HBCK enhancement: Failure in checking one region should not fail the entire HBCK operation.
+ * [HBASE-13600] - check_compatibility.sh should ignore shaded jars
+ * [HBASE-13601] - Connection leak during log splitting
+ * [HBASE-13604] - bin/hbase mapredcp does not include yammer-metrics jar
+ * [HBASE-13606] - AssignmentManager.assign() is not sync in both path
+ * [HBASE-13607] - TestSplitLogManager.testGetPreviousRecoveryMode consistently failing
+ * [HBASE-13608] - 413 Error with Stargate through Knox, using AD, SPNEGO, and Pre-Auth
+ * [HBASE-13611] - update clover to work for current versions
+ * [HBASE-13612] - TestRegionFavoredNodes doesn't guard against setup failure
+ * [HBASE-13617] - TestReplicaWithCluster.testChangeTable timeout
+ * [HBASE-13618] - ReplicationSource is too eager to remove sinks
+ * [HBASE-13625] - Use HDFS for HFileOutputFormat2 partitioner's path
+ * [HBASE-13626] - ZKTableStateManager logs table state changes at WARN
+ * [HBASE-13632] - Backport HBASE-13368 to branch-1 and 0.98
+ * [HBASE-13635] - Regions stuck in transition because master is incorrectly assumed dead
+ * [HBASE-13638] - Put copy constructor is shallow
+ * [HBASE-13646] - HRegion#execService should not try to build incomplete messages
+ * [HBASE-13647] - Default value for hbase.client.operation.timeout is too high
+ * [HBASE-13649] - CellComparator.compareTimestamps javadoc inconsistent and wrong
+ * [HBASE-13651] - Handle StoreFileScanner FileNotFoundException
+ * [HBASE-13653] - Uninitialized HRegionServer#walFactory may result in NullPointerException at region server startup​
+ * [HBASE-13662] - RSRpcService.scan() throws an OutOfOrderScannerNext if the scan has a retriable failure
+ * [HBASE-13663] - HMaster fails to restart 'HMaster: Failed to become active master'
+ * [HBASE-13664] - Use HBase 1.0 interfaces in ConnectionCache
+ * [HBASE-13668] - TestFlushRegionEntry is flaky
+ * [HBASE-13686] - Fail to limit rate in RateLimiter
+ * [HBASE-13694] - CallQueueSize is incorrectly decremented until the response is sent
+ * [HBASE-13700] - Allow Thrift2 HSHA server to have configurable threads
+ * [HBASE-13703] - ReplicateContext should not be a member of ReplicationSource
+ * [HBASE-13704] - Hbase throws OutOfOrderScannerNextException when MultiRowRangeFilter is used
+ * [HBASE-13706] - CoprocessorClassLoader should not exempt Hive classes
+ * [HBASE-13709] - Updates to meta table server columns may be eclipsed
+ * [HBASE-13711] - Provide an API to set min and max versions in HColumnDescriptor
+ * [HBASE-13712] - Backport HBASE-13199 to branch-1
+ * [HBASE-13717] - TestBoundedRegionGroupingProvider#setMembershipDedups need to set HDFS diretory for WAL
+ * [HBASE-13721] - Improve shell scan performances when using LIMIT
+ * [HBASE-13723] - In table.rb scanners are never closed.
+ * [HBASE-13727] - Codehaus repository is out of service
+ * [HBASE-13729] - Old hbase.regionserver.global.memstore.upperLimit and lowerLimit properties are ignored if present
+ * [HBASE-13731] - TestReplicationAdmin should clean up MiniZKCluster resource
+ * [HBASE-13732] - TestHBaseFsck#testParallelWithRetriesHbck fails intermittently
+ * [HBASE-13733] - Failed MiniZooKeeperCluster startup did not shutdown ZK servers
+ * [HBASE-13734] - Improper timestamp checking with VisibilityScanDeleteTracker
+ * [HBASE-13741] - Disable TestRegionObserverInterface#testRecovery and testLegacyRecovery
+ * [HBASE-13744] - TestCorruptedRegionStoreFile is flaky
+ * [HBASE-13746] - list_replicated_tables command is not listing table in hbase shell.
+ * [HBASE-13767] - Allow ZKAclReset to set and not just clear ZK ACLs
+ * [HBASE-13768] - ZooKeeper znodes are bootstrapped with insecure ACLs in a secure configuration
+ * [HBASE-13770] - Programmatic JAAS configuration option for secure zookeeper may be broken
+ * [HBASE-13776] - Setting illegal versions for HColumnDescriptor does not throw IllegalArgumentException
+ * [HBASE-13777] - Table fragmentation display triggers NPE on master status page
+ * [HBASE-13778] - BoundedByteBufferPool incorrectly increasing runningAverage buffer length
+ * [HBASE-13779] - Calling table.exists() before table.get() end up with an empty Result
+ * [HBASE-13789] - ForeignException should not be sent to the client
+ * [HBASE-13796] - ZKUtil doesn't clean quorum setting properly
+ * [HBASE-13797] - Fix resource leak in HBaseFsck
+ * [HBASE-13800] - TestStore#testDeleteExpiredStoreFiles should create unique data/log directory for each call
+ * [HBASE-13801] - Hadoop src checksum is shown instead of HBase src checksum in master / RS UI
+ * [HBASE-13802] - Procedure V2: Master fails to come up due to rollback of create namespace table
+ * [HBASE-13809] - TestRowTooBig should use HDFS directory for its region directory
+ * [HBASE-13810] - Table is left unclosed in VerifyReplication#Verifier
+ * [HBASE-13811] - Splitting WALs, we are filtering out too many edits -> DATALOSS
+ * [HBASE-13812] - Deleting of last Column Family of a table should not be allowed
+ * [HBASE-13813] - Fix Javadoc warnings in Procedure.java
+ * [HBASE-13821] - WARN if hbase.bucketcache.percentage.in.combinedcache is set
+ * [HBASE-13824] - TestGenerateDelegationToken: Master fails to start in Windows environment
+ * [HBASE-13825] - Use ProtobufUtil#mergeFrom and ProtobufUtil#mergeDelimitedFrom in place of builder methods of same name
+ * [HBASE-13826] - Unable to create table when group acls are appropriately set.
+ * [HBASE-13831] - TestHBaseFsck#testParallelHbck is flaky against hadoop 2.6+
+ * [HBASE-13833] - LoadIncrementalHFile.doBulkLoad(Path,HTable) doesn't handle unmanaged connections when using SecureBulkLoad
+ * [HBASE-13834] - Evict count not properly passed to HeapMemoryTuner.
+ * [HBASE-13835] - KeyValueHeap.current might be in heap when exception happens in pollRealKV
+ * [HBASE-13845] - Expire of one region server carrying meta can bring down the master
+ * [HBASE-13847] - getWriteRequestCount function in HRegionServer uses int variable to return the count.
+ * [HBASE-13849] - Remove restore and clone snapshot from the WebUI
+ * [HBASE-13851] - RpcClientImpl.close() can hang with cancelled replica RPCs
+ * [HBASE-13853] - ITBLL improvements after HBASE-13811
+ * [HBASE-13858] - RS/MasterDumpServlet dumps threads before its “Stacks” header
+ * [HBASE-13861] - BucketCacheTmpl.jamon has wrong bucket free and used labels
+ * [HBASE-13863] - Multi-wal feature breaks reported number and size of HLogs
+ * [HBASE-13865] - Increase the default value for hbase.hregion.memstore.block.multipler from 2 to 4 (part 2)
+ * [HBASE-13873] - LoadTestTool addAuthInfoToConf throws UnsupportedOperationException
+ * [HBASE-13875] - Clock skew between master and region server may render restored region without server address
+ * [HBASE-13877] - Interrupt to flush from TableFlushProcedure causes dataloss in ITBLL
+ * [HBASE-13878] - Set hbase.fs.tmp.dir config in HBaseTestingUtility.java for Phoenix UT to use
+ * [HBASE-13881] - Bug in HTable#incrementColumnValue implementation
+ * [HBASE-13885] - ZK watches leaks during snapshots
+ * [HBASE-13888] - Fix refill bug from HBASE-13686
+ * [HBASE-13889] - Fix hbase-shaded-client artifact so it works on hbase-downstreamer
+ * [HBASE-13892] - Scanner with all results filtered out results in NPE
+ * [HBASE-13895] - DATALOSS: Region assigned before WAL replay when abort
+ * [HBASE-13901] - Error while calling watcher on creating and deleting an HBase table
+ * [HBASE-13904] - TestAssignmentManager.testBalanceOnMasterFailoverScenarioWithOfflineNode failing consistently on branch-1.1
+ * [HBASE-13905] - TestRecoveredEdits.testReplayWorksThoughLotsOfFlushing failing consistently on branch-1.1
+ * [HBASE-13906] - Improve handling of NeedUnmanagedConnectionException
+ * [HBASE-13918] - Fix hbase:namespace description in webUI
+ * [HBASE-13923] - Loaded region coprocessors are not reported in shell status command
+ * [HBASE-13930] - Exclude Findbugs packages from shaded jars
+ * [HBASE-13933] - DBE's seekBefore with tags corrupts the tag's offset information thus leading to incorrect results
+ * [HBASE-13935] - Orphaned namespace table ZK node should not prevent master to start
+ * [HBASE-13938] - Deletes done during the region merge transaction may get eclipsed
+ * [HBASE-13945] - Prefix_Tree seekBefore() does not work correctly
+ * [HBASE-13958] - RESTApiClusterManager calls kill() instead of suspend() and resume()
+ * [HBASE-13959] - Region splitting uses a single thread in most common cases
+ * [HBASE-13966] - Limit column width in table.jsp
+ * [HBASE-13969] - AuthenticationTokenSecretManager is never stopped in RPCServer
+ * [HBASE-13970] - NPE during compaction in trunk
+ * [HBASE-13971] - Flushes stuck since 6 hours on a regionserver.
+ * [HBASE-13974] - TestRateLimiter#testFixedIntervalResourceAvailability may fail
+ * [HBASE-13978] - Variable never assigned in SimpleTotalOrderPartitioner.getPartition()
+ * [HBASE-13982] - Add info for visibility labels/cell TTLs to ImportTsv
+ * [HBASE-13988] - Add exception handler for lease thread
+ * [HBASE-13989] - Threshold for combined MemStore and BlockCache percentages is not checked
+ * [HBASE-13995] - ServerName is not fully case insensitive
+ * [HBASE-13997] - ScannerCallableWithReplicas cause Infinitely blocking
+ * [HBASE-14000] - Region server failed to report to Master and was stuck in reportForDuty retry loop
+ * [HBASE-14005] - Set permission to .top hfile in LoadIncrementalHFiles
+ * [HBASE-14010] - TestRegionRebalancing.testRebalanceOnRegionServerNumberChange fails; cluster not balanced
+ * [HBASE-14012] - Double Assignment and Dataloss when ServerCrashProcedure runs during Master failover
+ * [HBASE-14021] - Quota table has a wrong description on the UI
+ * [HBASE-14041] - Client MetaCache is cleared if a ThrottlingException is thrown
+ * [HBASE-14042] - Fix FATAL level logging in FSHLog where logged for non fatal exceptions
+ * [HBASE-14050] - NPE in org.apache.hadoop.hbase.ipc.RpcServer$Connection.readAndProcess
+ * [HBASE-14054] - Acknowledged writes may get lost if regionserver clock is set backwards
+ * [HBASE-14089] - Remove unnecessary draw of system entropy from RecoverableZooKeeper
+ * [HBASE-14092] - hbck should run without locks by default and only disable the balancer when necessary
+ * [HBASE-14098] - Allow dropping caches behind compactions
+ * [HBASE-14100] - Fix high priority findbugs warnings
+ * [HBASE-14106] - TestProcedureRecovery is flaky
+ * [HBASE-14109] - NPE if we don't load fully before we are shutdown
+ * [HBASE-14115] - Fix resource leak in HMasterCommandLine
+ * [HBASE-14119] - Show meaningful error messages instead of stack traces in hbase shell commands. Fixing few commands in this jira.
+ * [HBASE-14145] - Allow the Canary in regionserver mode to try all regions on the server, not just one
+ * [HBASE-14146] - Once replication sees an error it slows down forever
+ * [HBASE-14153] - Typo in ProcedureManagerHost.MASTER_PROCEUDRE_CONF_KEY
+ * [HBASE-14155] - StackOverflowError in reverse scan
+ * [HBASE-14157] - Interfaces implemented by subclasses should be checked when registering CoprocessorService
+ * [HBASE-14166] - Per-Region metrics can be stale
+ * [HBASE-14168] - Avoid useless retry for DoNotRetryIOException in TableRecordReaderImpl
+ * [HBASE-14178] - regionserver blocks because of waiting for offsetLock
+ * [HBASE-14185] - Incorrect region names logged by MemStoreFlusher
+ * [HBASE-14192] - Fix REST Cluster constructor with String List
+ * [HBASE-14196] - Thrift server idle connection timeout issue
+ * [HBASE-14201] - hbck should not take a lock unless fixing errors
+ * [HBASE-14205] - RegionCoprocessorHost System.nanoTime() performance bottleneck
+ * [HBASE-14206] - MultiRowRangeFilter returns records whose rowKeys are out of allowed ranges
+ * [HBASE-14209] - TestShell visibility tests failing
+ * [HBASE-14211] - Add more rigorous integration tests of splits
+ * [HBASE-14214] - list_labels shouldn't raise ArgumentError if no labels are defined
+ * [HBASE-14219] - src tgz no longer builds after HBASE-14085
+ * [HBASE-14224] - Fix coprocessor handling of duplicate classes
+ * [HBASE-14228] - Close BufferedMutator and connection in MultiTableOutputFormat
+ * [HBASE-14229] - Flushing canceled by coprocessor still leads to memstoreSize set down
+ * [HBASE-14234] - Procedure-V2: Exception encountered in WALProcedureStore#rollWriter() should be properly handled
+ * [HBASE-14238] - Branch-1.2 AM issues
+ * [HBASE-14241] - Fix deadlock during cluster shutdown due to concurrent connection close
+ * [HBASE-14243] - Incorrect NOTICE file in hbase-it test-jar
+ * [HBASE-14249] - shaded jar modules create spurious source and test jars with incorrect LICENSE/NOTICE info
+ * [HBASE-14250] - branch-1.1 hbase-server test-jar has incorrect LICENSE
+ * [HBASE-14251] - javadoc jars use LICENSE/NOTICE from primary artifact
+ * [HBASE-14257] - Periodic flusher only handles hbase:meta, not other system tables
+ * [HBASE-14258] - Make region_mover.rb script case insensitive with regard to hostname
+ * [HBASE-14269] - FuzzyRowFilter omits certain rows when multiple fuzzy keys exist
+ * [HBASE-14273] - Rename MVCC to MVCC: From MultiVersionConsistencyControl to MultiVersionConcurrencyControl
+ * [HBASE-14280] - Bulk Upload from HA cluster to remote HA hbase cluster fails
+ * [HBASE-14283] - Reverse scan doesn’t work with HFile inline index/bloom blocks
+ * [HBASE-14287] - Bootstrapping a cluster leaves temporary WAL directory laying around
+ * [HBASE-14291] - NPE On StochasticLoadBalancer Balance Involving RS With No Regions
+ * [HBASE-14302] - TableSnapshotInputFormat should not create back references when restoring snapshot
+ * [HBASE-14307] - Incorrect use of positional read api in HFileBlock
+ * [HBASE-14313] - After a Connection sees ConnectionClosingException it never recovers
+ * [HBASE-14315] - Save one call to KeyValueHeap.peek per row
+ * [HBASE-14317] - Stuck FSHLog: bad disk (HDFS-8960) and can't roll WAL
+ * [HBASE-14327] - TestIOFencing#testFencingAroundCompactionAfterWALSync is flaky
+ * [HBASE-14338] - License notification misspells 'Asciidoctor'
+ * [HBASE-14342] - Recursive call in RegionMergeTransactionImpl.getJournal()
+ * [HBASE-14343] - Fix debug message in SimpleRegionNormalizer for small regions
+ * [HBASE-14347] - Add a switch to DynamicClassLoader to disable it
+ * [HBASE-14354] - Minor improvements for usage of the mlock agent
+ * [HBASE-14359] - HTable#close will hang forever if unchecked error/exception thrown in AsyncProcess#sendMultiAction
+ * [HBASE-14362] - org.apache.hadoop.hbase.master.procedure.TestWALProcedureStoreOnHDFS is super duper flaky
+ * [HBASE-14366] - NPE in case visibility expression is not present in labels table during importtsv run
+ * [HBASE-14367] - Add normalization support to shell
+ * [HBASE-14380] - Correct data gets skipped along with bad data in importTsv bulk load thru TsvImporterTextMapper
+ * [HBASE-14382] - TestInterfaceAudienceAnnotations should hadoop-compt module resources
+ * [HBASE-14384] - Trying to run canary locally with -regionserver option causes exception
+ * [HBASE-14385] - Close the sockets that is missing in connection closure.
+ * [HBASE-14392] - [tests] TestLogRollingNoCluster fails on master from time to time
+ * [HBASE-14393] - Have TestHFileEncryption clean up after itself so it don't go all zombie on us
+ * [HBASE-14394] - Properly close the connection after reading records from table.
+ * [HBASE-14400] - Fix HBase RPC protection documentation
+ * [HBASE-14407] - NotServingRegion: hbase region closed forever
+ * [HBASE-14425] - In Secure Zookeeper cluster superuser will not have sufficient permission if multiple values are configured in "hbase.superuser"
+ * [HBASE-14431] - AsyncRpcClient#removeConnection() never removes connection from connections pool if server fails
+ * [HBASE-14437] - ArithmeticException in ReplicationInterClusterEndpoint
+ * [HBASE-14445] - ExportSnapshot does not honor -chmod option
+ * [HBASE-14449] - Rewrite deadlock prevention for concurrent connection close
+ * [HBASE-14460] - [Perf Regression] Merge of MVCC and SequenceId (HBASE-8763) slowed Increments, CheckAndPuts, batch operations
+ * [HBASE-14463] - Severe performance downgrade when parallel reading a single key from BucketCache
+ * [HBASE-14469] - Fix some comment, validation and logging around memstore lower limit configuration
+ * [HBASE-14471] - Thrift - HTTP Error 413 full HEAD if using kerberos authentication
+ * [HBASE-14473] - Compute region locality in parallel
+ * [HBASE-14474] - DeadLock in RpcClientImpl.Connection.close()
+ * [HBASE-14475] - Region split requests are always audited with "hbase" user rather than request user
+ * [HBASE-14486] - Disable TestRegionPlacement, a flakey test for an unfinished feature
+ * [HBASE-14489] - postScannerFilterRow consumes a lot of CPU
+ * [HBASE-14492] - Increase REST server header buffer size from 8k to 64k
+ * [HBASE-14494] - Wrong usage messages on shell commands
+ * [HBASE-14501] - NPE in replication when HDFS transparent encryption is enabled.
+ * [HBASE-14510] - Can not set coprocessor from Shell after HBASE-14224
+ * [HBASE-14512] - Cache UGI groups
+ * [HBASE-14518] - Give TestScanEarlyTermination the same treatment as 'HBASE-14378 Get TestAccessController* passing again...' -- up priority handlers
+ * [HBASE-14531] - graceful_stop.sh "if [ "$local" ]" condition unexpected behaviour
+ * [HBASE-14536] - Balancer & SSH interfering with each other leading to unavailability
+ * [HBASE-14541] - TestHFileOutputFormat.testMRIncrementalLoadWithSplit failed due to too many splits and few retries
+ * [HBASE-14544] - Allow HConnectionImpl to not refresh the dns on errors
+ * [HBASE-14545] - TestMasterFailover often times out
+ * [HBASE-14555] - Deadlock in MVCC branch-1.2 toString()
+ * [HBASE-14557] - MapReduce WALPlayer issue with NoTagsKeyValue
+ * [HBASE-14577] - HBase shell help for scan and returning a column family has a typo
+ * [HBASE-14578] - URISyntaxException during snapshot restore for table with user defined namespace
+ * [HBASE-14581] - Znode cleanup throws auth exception in secure mode
+ * [HBASE-14591] - Region with reference hfile may split after a forced split in IncreasingToUpperBoundRegionSplitPolicy
+ * [HBASE-14592] - BatchRestartRsAction always restarts 0 RS when running SlowDeterministicMonkey
+ * [HBASE-14594] - Use new DNS API introduced in HADOOP-12437
+ * [HBASE-14597] - Fix Groups cache in multi-threaded env
+ * [HBASE-14598] - ByteBufferOutputStream grows its HeapByteBuffer beyond JVM limitations
+ * [HBASE-14606] - TestSecureLoadIncrementalHFiles tests timed out in trunk build on apache
+ * [HBASE-14608] - testWalRollOnLowReplication has some risk to assert failed after HBASE-14600
+ * [HBASE-14621] - ReplicationLogCleaner gets stuck when a regionserver crashes
+ * [HBASE-14624] - BucketCache.freeBlock is too expensive
+ * [HBASE-14625] - Chaos Monkey should shut down faster
+ * [HBASE-14632] - Region server aborts due to unguarded dereference of Reader
+ * [HBASE-14633] - Try fluid width UI
+ * [HBASE-14634] - Disable flakey TestSnapshotCloneIndependence.testOnlineSnapshotDeleteIndependent
+ * [HBASE-14658] - Allow loading a MonkeyFactory by class name
+ * [HBASE-14661] - RegionServer link is not opening, in HBase Table page.
+ * [HBASE-14663] - HStore::close does not honor config hbase.rs.evictblocksonclose
+ * [HBASE-14667] - HBaseFsck constructors have diverged
+ * [HBASE-14674] - Rpc handler / task monitoring seems to be broken after 0.98
+ * [HBASE-14680] - Two configs for snapshot timeout and better defaults
+ * [HBASE-14682] - CM restore functionality for regionservers is broken
+ * [HBASE-14689] - Addendum and unit test for HBASE-13471
+ * [HBASE-14690] - Fix css so there's no left/right scroll bar
+ * [HBASE-14694] - Scan copy constructor doesn't handle allowPartialResults
+ * [HBASE-14705] - Javadoc for KeyValue constructor is not correct.
+ * [HBASE-14706] - RegionLocationFinder should return multiple servernames by top host
+ * [HBASE-14712] - MasterProcWALs never clean up
+ * [HBASE-14717] - enable_table_replication command should only create specified table for a peer cluster
+ * [HBASE-14723] - Fix IT tests split too many times
+ * [HBASE-14733] - Minor typo in alter_namespace.rb
+ * [HBASE-14737] - Clear cachedMaxVersions when HColumnDescriptor#setValue(VERSIONS, value) is called
+ * [HBASE-14742] - TestHeapMemoryManager is flakey
+ * [HBASE-14745] - Shade the last few dependencies in hbase-shaded-client
+ * [HBASE-14754] - TestFastFailWithoutTestUtil failing on trunk now in #testPreemptiveFastFailException50Times
+ * [HBASE-14759] - Avoid using Math.abs when selecting SyncRunner in FSHLog
+ * [HBASE-14761] - Deletes with and without visibility expression do not delete the matching mutation
+ * [HBASE-14768] - bin/graceful_stop.sh logs nothing as a balancer state to be stored
+ * [HBASE-14771] - RpcServer#getRemoteAddress always returns null
+ * [HBASE-14773] - Fix HBase shell tests are skipped when skipping server tests.
+ * [HBASE-14777] - Fix Inter Cluster Replication Future ordering issues
+ * [HBASE-14778] - Make block cache hit percentages not integer in the metrics system
+ * [HBASE-14781] - Turn per cf flushing on for ITBLL by default
+ * [HBASE-14782] - FuzzyRowFilter skips valid rows
+ * [HBASE-14784] - Port conflict is not resolved in HBaseTestingUtility.randomFreePort()
+ * [HBASE-14788] - Splitting a region does not support the hbase.rs.evictblocksonclose config when closing source region
+ * [HBASE-14793] - Allow limiting size of block into L1 block cache.
+ * [HBASE-14799] - Commons-collections object deserialization remote command execution vulnerability
+ * [HBASE-14802] - Replaying server crash recovery procedure after a failover causes incorrect handling of deadservers
+ * [HBASE-14804] - HBase shell's create table command ignores 'NORMALIZATION_ENABLED' attribute
+ * [HBASE-14806] - Missing sources.jar for several modules when building HBase
+ * [HBASE-14807] - TestWALLockup is flakey
+ * [HBASE-14809] - Grant / revoke Namespace admin permission to group
+ * [HBASE-14812] - Fix ResultBoundedCompletionService deadlock
+ * [HBASE-14822] - Renewing leases of scanners doesn't work
+ * [HBASE-14824] - HBaseAdmin.mergeRegions should recognize both full region names and encoded region names
+ * [HBASE-14838] - Clarify that SimpleRegionNormalizer does not merge empty (<1MB) regions
+ * [HBASE-14840] - Sink cluster reports data replication request as success though the data is not replicated
+ * [HBASE-14843] - TestWALProcedureStore.testLoad is flakey
+ * [HBASE-14867] - SimpleRegionNormalizer needs to have better heuristics to trigger merge operation
+ * [HBASE-14872] - Scan different timeRange per column family doesn't percolate down to the memstore
+ * [HBASE-14875] - Forward port HBASE-14207 'Region was hijacked and remained in transition when RS failed to open a region and later regionplan changed to new RS on retry'
+ * [HBASE-14885] - NullPointerException in HMaster#normalizeRegions() due to missing TableDescriptor
+ * [HBASE-14893] - Race between mutation on region and region closing operation leads to NotServingRegionException
+ * [HBASE-14894] - Fix misspellings of threshold in log4j.properties files for tests
+ * [HBASE-14904] - Mark Base[En|De]coder LimitedPrivate and fix binary compat issue
+ * [HBASE-14905] - VerifyReplication does not honour versions option
+ * [HBASE-14922] - Delayed flush doesn't work causing flush storms.
+ * [HBASE-14923] - VerifyReplication should not mask the exception during result comparison
+ * [HBASE-14926] - Hung ThriftServer; no timeout on read from client; if client crashes, worker thread gets stuck reading
+ * [HBASE-14928] - Start row should be set for query through HBase REST gateway involving globbing option
+ * [HBASE-14929] - There is a space missing from Table "foo" is not currently available.
+ * [HBASE-14930] - check_compatibility.sh needs smarter exit codes
+ * [HBASE-14936] - CombinedBlockCache should overwrite CacheStats#rollMetricsPeriod()
+ * [HBASE-14940] - Make our unsafe based ops more safe
+ * [HBASE-14941] - locate_region shell command
+ * [HBASE-14942] - Allow turning off BoundedByteBufferPool
+ * [HBASE-14952] - hbase-assembly source artifact has some incorrect modules
+ * [HBASE-14953] - HBaseInterClusterReplicationEndpoint: Do not retry the whole batch of edits in case of RejectedExecutionException
+ * [HBASE-14954] - IllegalArgumentException was thrown when doing online configuration change in CompactSplitThread
+ * [HBASE-14960] - Fallback to using default RPCControllerFactory if class cannot be loaded
+ * [HBASE-14965] - Remove un-used hbase-spark in branch-1 +
+ * [HBASE-14968] - ConcurrentModificationException in region close resulting in the region staying in closing state
+ * [HBASE-14974] - Total number of Regions in Transition number on UI incorrect
+ * [HBASE-14977] - ChoreService.shutdown may result in ConcurrentModificationException
+ * [HBASE-14987] - Compaction marker whose region name doesn't match current region's needs to be handled
+ * [HBASE-14989] - Implementation of Mutation.getWriteToWAL() is backwards
+ * [HBASE-14999] - Remove ref to org.mortbay.log.Log
+ * [HBASE-15001] - Thread Safety issues in ReplicationSinkManager and HBaseInterClusterReplicationEndpoint
+ * [HBASE-15009] - Update test-patch.sh on branches; to fix curtailed build report
+ * [HBASE-15011] - turn off the jdk8 javadoc linter. :(
+ * [HBASE-15014] - Fix filterCellByStore in WALsplitter is awful for performance
+ * [HBASE-15015] - Checktyle plugin shouldn't check Jamon-generated Java classes
+ * [HBASE-15018] - Inconsistent way of handling TimeoutException in the rpc client implementations
+ * [HBASE-15019] - Replication stuck when HDFS is restarted
+ * [HBASE-15021] - hadoopqa doing false positives
+ * [HBASE-15022] - undefined method `getZooKeeperClusterKey' for Java::OrgApacheHadoopHbaseZookeeper::ZKUtil:Class
+ * [HBASE-15032] - hbase shell scan filter string assumes UTF-8 encoding
+ * [HBASE-15035] - bulkloading hfiles with tags that require splits do not preserve tags
+ * [HBASE-15039] - HMaster and RegionServers should try to refresh token keys from zk when facing InvalidToken
+ * [HBASE-15052] - Use EnvironmentEdgeManager in ReplicationSource
+ * [HBASE-15057] - local-master-backup.sh doesn't start HMaster correctly
+ * [HBASE-15058] - AssignmentManager should account for unsuccessful split correctly which initially passes quota check
+ * [HBASE-15065] - SimpleRegionNormalizer should return multiple normalization plans in one run
+ * [HBASE-15079] - TestMultiParallel.validateLoadedData AssertionError: null
+ * [HBASE-15083] - Gets from Multiactions are not counted in metrics for gets.
+ * [HBASE-15085] - IllegalStateException was thrown when scanning on bulkloaded HFiles
+ * [HBASE-15098] - Normalizer switch in configuration is not used
+ * [HBASE-15100] - Master WALProcs still never clean up
+ * [HBASE-15102] - HeapMemoryTuner can "overtune" memstore size and suddenly drop it into blocking zone
+ * [HBASE-15104] - Occasional failures due to NotServingRegionException in IT tests
+ * [HBASE-15122] - Servlets generate XSS_REQUEST_PARAMETER_TO_SERVLET_WRITER findbugs warnings
+ * [HBASE-15133] - Data loss after compaction when a row has more than Integer.MAX_VALUE columns
+ * [HBASE-15139] - Connection manager doesn't pass client metrics to RpcClient
+ * [HBASE-15145] - HBCK and Replication should authenticate to zookepeer using server principal
+ * [HBASE-15146] - Don't block on Reader threads queueing to a scheduler queue
+ * [HBASE-15147] - Shell should use Admin.listTableNames() instead of Admin.listTables()
+ * [HBASE-15148] - Resolve IS2_INCONSISTENT_SYNC findbugs warning in AuthenticationTokenSecretManager
+ * [HBASE-15152] - Automatically include prefix-tree module in MR jobs if present
+ * [HBASE-15190] - Monkey dies when running on shared cluster (gives up when can't kill the other fellows processes)
+ * [HBASE-15198] - RPC client not using Codec and CellBlock for puts by default
+ * [HBASE-15200] - ZooKeeper znode ACL checks should only compare the shortname
+ * [HBASE-15206] - Flakey testSplitDaughtersNotInMeta test
+ * [HBASE-15209] - disable table in HBaseTestingUtility.truncateTable
+ * [HBASE-15214] - Valid mutate Ops fail with RPC Codec in use and region moves across
+ * [HBASE-15216] - Canary does not accept config params from command line
+ * [HBASE-15218] - On RS crash and replay of WAL, loosing all Tags in Cells
+ * [HBASE-15221] - HTableMultiplexer improvements (stale region locations and resource leaks)
+ * [HBASE-15252] - Data loss when replaying wal if HDFS timeout
+ * [HBASE-15279] - OrderedBytes.isEncodedValue does not check for int8 and int16 types
+ * [HBASE-15283] - Revert to IOException in TimeRange constructor to maintain API compat in 1.x line
+ * [HBASE-15285] - Forward-port respect for isReturnResult from HBASE-15095
+
+** Improvement
+ * [HBASE-6617] - ReplicationSourceManager should be able to track multiple WAL paths
+ * [HBASE-7171] - Initial web UI for region/memstore/storefiles details
+ * [HBASE-11927] - Use Native Hadoop Library for HFile checksum (And flip default from CRC32 to CRC32C)
+ * [HBASE-12415] - Add add(byte[][] arrays) to Bytes.
+ * [HBASE-12986] - Compaction pressure based client pushback
+ * [HBASE-12988] - [Replication]Parallel apply edits across regions
+ * [HBASE-13103] - [ergonomics] add region size balancing as a feature of master
+ * [HBASE-13127] - Add timeouts on all tests so less zombie sightings
+ * [HBASE-13247] - Change BufferedMutatorExample to use addColumn() since add() is deprecated
+ * [HBASE-13344] - Add enforcer rule that matches our JDK support statement
+ * [HBASE-13358] - Upgrade VisibilityClient API to accept Connection object.
+ * [HBASE-13366] - Throw DoNotRetryIOException instead of read only IOException
+ * [HBASE-13375] - Provide HBase superuser higher priority over other users in the RPC handling
+ * [HBASE-13376] - Improvements to Stochastic load balancer
+ * [HBASE-13420] - RegionEnvironment.offerExecutionLatency Blocks Threads under Heavy Load
+ * [HBASE-13534] - Change HBase master WebUI to explicitly mention if it is a backup master
+ * [HBASE-13598] - Make hbase assembly 'attach' to the project
+ * [HBASE-13671] - More classes to add to the invoking repository of org.apache.hadoop.hbase.mapreduce.driver
+ * [HBASE-13673] - WALProcedureStore procedure is chatty
+ * [HBASE-13675] - ProcedureExecutor completion report should be at DEBUG log level
+ * [HBASE-13677] - RecoverableZookeeper WARNs on expected events
+ * [HBASE-13684] - Allow mlockagent to be used when not starting as root
+ * [HBASE-13710] - Remove use of Hadoop's ReflectionUtil in favor of our own.
+ * [HBASE-13745] - Say why a flush was requested in log message
+ * [HBASE-13755] - Provide single super user check implementation
+ * [HBASE-13761] - Optimize FuzzyRowFilter
+ * [HBASE-13780] - Default to 700 for HDFS root dir permissions for secure deployments
+ * [HBASE-13816] - Build shaded modules only in release profile
+ * [HBASE-13828] - Add group permissions testing coverage to AC.
+ * [HBASE-13829] - Add more ThrottleType
+ * [HBASE-13846] - Run MiniCluster on top of other MiniDfsCluster
+ * [HBASE-13848] - Access InfoServer SSL passwords through Credential Provder API
+ * [HBASE-13876] - Improving performance of HeapMemoryManager
+ * [HBASE-13894] - Avoid visitor alloc each call of ByteBufferArray get/putMultiple()
+ * [HBASE-13917] - Remove string comparison to identify request priority
+ * [HBASE-13925] - Use zookeeper multi to clear znodes in ZKProcedureUtil
+ * [HBASE-13927] - Allow hbase-daemon.sh to conditionally redirect the log or not
+ * [HBASE-13947] - Use MasterServices instead of Server in AssignmentManager
+ * [HBASE-13980] - Distinguish blockedFlushCount vs unblockedFlushCount when tuning heap memory
+ * [HBASE-13985] - Add configuration to skip validating HFile format when bulk loading
+ * [HBASE-13996] - Add write sniffing in canary
+ * [HBASE-14002] - Add --noReplicationSetup option to IntegrationTestReplication
+ * [HBASE-14015] - Allow setting a richer state value when toString a pv2
+ * [HBASE-14027] - Clean up netty dependencies
+ * [HBASE-14078] - improve error message when HMaster can't bind to port
+ * [HBASE-14082] - Add replica id to JMX metrics names
+ * [HBASE-14097] - Log link to client scan troubleshooting section when scanner exceptions happen.
+ * [HBASE-14110] - Add CostFunction for balancing primary region replicas
+ * [HBASE-14122] - Client API for determining if server side supports cell level security
+ * [HBASE-14148] - Web UI Framable Page
+ * [HBASE-14172] - Upgrade existing thrift binding using thrift 0.9.3 compiler.
+ * [HBASE-14194] - Undeprecate methods in ThriftServerRunner.HBaseHandler
+ * [HBASE-14203] - remove duplicate code getTableDescriptor in HTable
+ * [HBASE-14230] - replace reflection in FSHlog with HdfsDataOutputStream#getCurrentBlockReplication()
+ * [HBASE-14260] - don't build javadocs for hbase-protocol module
+ * [HBASE-14261] - Enhance Chaos Monkey framework by adding zookeeper and datanode fault injections.
+ * [HBASE-14266] - RegionServers have a lock contention of Configuration.getProps
+ * [HBASE-14268] - Improve KeyLocker
+ * [HBASE-14314] - Metrics for block cache should take region replicas into account
+ * [HBASE-14325] - Add snapshotinfo command to hbase script
+ * [HBASE-14334] - Move Memcached block cache in to it's own optional module.
+ * [HBASE-14387] - Compaction improvements: Maximum off-peak compaction size
+ * [HBASE-14436] - HTableDescriptor#addCoprocessor will always make RegionCoprocessorHost create new Configuration
+ * [HBASE-14461] - Cleanup IncreasingToUpperBoundRegionSplitPolicy
+ * [HBASE-14468] - Compaction improvements: FIFO compaction policy
+ * [HBASE-14517] - Show regionserver's version in master status page
+ * [HBASE-14547] - Add more debug/trace to zk-procedure
+ * [HBASE-14580] - Make the HBaseMiniCluster compliant with Kerberos
+ * [HBASE-14582] - Regionserver status webpage bucketcache list can become huge
+ * [HBASE-14586] - Use a maven profile to run Jacoco analysis
+ * [HBASE-14587] - Attach a test-sources.jar for hbase-server
+ * [HBASE-14588] - Stop accessing test resources from within src folder
+ * [HBASE-14643] - Avoid Splits from once again opening a closed reader for fetching the first and last key
+ * [HBASE-14683] - Batching in buffered mutator is awful when adding lists of mutations.
+ * [HBASE-14684] - Try to remove all MiniMapReduceCluster in unit tests
+ * [HBASE-14687] - Un-synchronize BufferedMutator
+ * [HBASE-14693] - Add client-side metrics for received pushback signals
+ * [HBASE-14696] - Support setting allowPartialResults in mapreduce Mappers
+ * [HBASE-14700] - Support a "permissive" mode for secure clusters to allow "simple" auth clients
+ * [HBASE-14708] - Use copy on write Map for region location cache
+ * [HBASE-14714] - some cleanup to snapshot code
+ * [HBASE-14715] - Add javadocs to DelegatingRetryingCallable
+ * [HBASE-14721] - Memstore add cells - Avoid many garbage
+ * [HBASE-14730] - region server needs to log warnings when there are attributes configured for cells with hfile v2
+ * [HBASE-14752] - Add example of using the HBase client in a multi-threaded environment
+ * [HBASE-14765] - Remove snappy profile
+ * [HBASE-14780] - Integration Tests that run with ChaosMonkey need to specify CFs
+ * [HBASE-14805] - status should show the master in shell
+ * [HBASE-14821] - CopyTable should allow overriding more config properties for peer cluster
+ * [HBASE-14862] - Add support for reporting p90 for histogram metrics
+ * [HBASE-14866] - VerifyReplication should use peer configuration in peer connection
+ * [HBASE-14891] - Add log for uncaught exception in RegionServerMetricsWrapperRunnable
+ * [HBASE-14946] - Don't allow multi's to over run the max result size.
+ * [HBASE-14951] - Make hbase.regionserver.maxlogs obsolete
+ * [HBASE-14976] - Add RPC call queues to the web ui
+ * [HBASE-14978] - Don't allow Multi to retain too many blocks
+ * [HBASE-14984] - Allow memcached block cache to set optimze to false
+ * [HBASE-15005] - Use value array in computing block length for 1.2 and 1.3
+ * [HBASE-15038] - ExportSnapshot should support separate configurations for source and destination clusters
+ * [HBASE-15076] - Add getScanner(Scan scan, List<KeyValueScanner> additionalScanners) API into Region interface
+ * [HBASE-15111] - "hbase version" should write to stdout
+ * [HBASE-15129] - Set default value for hbase.fs.tmp.dir rather than fully depend on hbase-default.xml
+ * [HBASE-15211] - Don't run the CatalogJanitor if there are regions in transition
+ * [HBASE-15229] - Canary Tools should not call System.Exit on error
+
+** New Feature
+ * [HBASE-5980] - Scanner responses from RS should include metrics on rows/KVs filtered
+ * [HBASE-10070] - HBase read high-availability using timeline-consistent region replicas
+ * [HBASE-12911] - Client-side metrics
+ * [HBASE-13356] - HBase should provide an InputFormat supporting multiple scans in mapreduce jobs over snapshots
+ * [HBASE-13639] - SyncTable - rsync for HBase tables
+ * [HBASE-13698] - Add RegionLocator methods to Thrift2 proxy.
+ * [HBASE-14154] - DFS Replication should be configurable at column family level
+ * [HBASE-14355] - Scan different TimeRange for each column family
+ * [HBASE-14459] - Add request and response sizes metrics
+ * [HBASE-14529] - Respond to SIGHUP to reload config
** Task
- * [HBASE-9004] - Fix Documentation around Minor compaction and ttl
- * [HBASE-11692] - Document how and why to do a manual region split
- * [HBASE-11730] - Document release managers for non-deprecated branches
- * [HBASE-11761] - Add a FAQ item for updating a maven-managed application from 0.94 -> 0.96+
- * [HBASE-11960] - Provide a sample to show how to use Thrift client authentication
- * [HBASE-11978] - Backport 'HBASE-7767 Get rid of ZKTable, and table enable/disable state in ZK' to 1.0
- * [HBASE-11981] - Document how to find the units of measure for a given HBase metric
+ * [HBASE-11276] - Add back support for running ChaosMonkey as standalone tool
+ * [HBASE-11677] - Make Logger instance modifiers consistent
+ * [HBASE-13089] - Fix test compilation error on building against htrace-3.2.0-incubating
+ * [HBASE-13666] - book.pdf is not renamed during site build
+ * [HBASE-13716] - Stop using Hadoop's FSConstants
+ * [HBASE-13726] - stop using Hadoop's IOUtils
+ * [HBASE-13764] - Backport HBASE-7782 (HBaseTestingUtility.truncateTable() not acting like CLI) to branch-1.x
+ * [HBASE-13799] - javadoc how Scan gets polluted when used; if you set attributes or ask for scan metrics
+ * [HBASE-13929] - make_rc.sh publishes empty shaded artifacts
+ * [HBASE-13964] - Skip region normalization for tables under namespace quota
+ * [HBASE-14052] - Mark a few methods in CellUtil audience private since only make sense internally to hbase
+ * [HBASE-14053] - Disable DLR in branch-1+
+ * [HBASE-14066] - clean out old docbook docs from branch-1
+ * [HBASE-14085] - Correct LICENSE and NOTICE files in artifacts
+ * [HBASE-14288] - Upgrade asciidoctor plugin to v1.5.2.1
+ * [HBASE-14290] - Spin up less threads in tests
+ * [HBASE-14308] - HTableDescriptor WARN is not actionable
+ * [HBASE-14318] - make_rc.sh should purge/re-resolve dependencies from local repository
+ * [HBASE-14361] - ReplicationSink should create Connection instances lazily
+ * [HBASE-14493] - Upgrade the jamon-runtime dependency
+ * [HBASE-14502] - Purge use of jmock and remove as dependency
+ * [HBASE-14516] - categorize hadoop-compat tests
+ * [HBASE-14526] - Remove delayed rpc
+ * [HBASE-14851] - Add test showing how to use TTL from thrift
+ * [HBASE-15003] - Remove BoundedConcurrentLinkedQueue and associated test
+ * [HBASE-15099] - Move RegionStateListener class out of quotas package
+ * [HBASE-15220] - Change two logs in SimpleRegionNormalizer to INFO level
** Test
- * [HBASE-11798] - TestBucketWriterThread may hang due to WriterThread stopping prematurely
- * [HBASE-11838] - Enable PREFIX_TREE in integration tests
- * [HBASE-12008] - Remove IntegrationTestImportTsv#testRunFromOutputCommitter
- * [HBASE-12055] - TestBucketWriterThread hangs flakily based on timing
+ * [HBASE-13590] - TestEnableTableHandler.testEnableTableWithNoRegionServers is flakey
+ * [HBASE-13591] - TestHBaseFsck is flakey
+ * [HBASE-13609] - TestFastFail is still failing
+ * [HBASE-13940] - IntegrationTestBulkLoad needs option to specify output folders used by test
+ * [HBASE-14197] - TestRegionServerHostname#testInvalidRegionServerHostnameAbortsServer fails in Jenkins
+ * [HBASE-14210] - Create test for cell level ACLs involving user group
+ * [HBASE-14277] - TestRegionServerHostname.testRegionServerHostname may fail at host with a case sensitive name
+ * [HBASE-14344] - Add timeouts to TestHttpServerLifecycle
+ * [HBASE-14584] - TestNamespacesInstanceModel fails on jdk8
+ * [HBASE-14758] - Add UT case for unchecked error/exception thrown in AsyncProcess#sendMultiAction
+ * [HBASE-14839] - [branch-1] Backport test categories so that patch backport is easier
+** Umbrella
+ * [HBASE-13747] - Promote Java 8 to "yes" in support matrix
+ * [HBASE-13908] - 1.2 release umbrella
+ * [HBASE-14420] - Zombie Stomping Session
-Release Notes - HBase - Version 0.99.0 9/22/2014
+Release Notes - HBase - Version 1.1.0 05/11/2015
** Sub-task
- * [HBASE-2251] - PE defaults to 1k rows - uncommon use case, and easy to hit benchmarks
- * [HBASE-5175] - Add DoubleColumnInterpreter
- * [HBASE-6873] - Clean up Coprocessor loading failure handling
- * [HBASE-8541] - implement flush-into-stripes in stripe compactions
- * [HBASE-9149] - javadoc cleanup of to reflect .META. rename to hbase:meta
- * [HBASE-9261] - Add cp hooks after {start|close}RegionOperation
- * [HBASE-9489] - Add cp hooks in online merge before and after setting PONR
- * [HBASE-9846] - Integration test and LoadTestTool support for cell ACLs
- * [HBASE-9858] - Integration test and LoadTestTool support for cell Visibility
- * [HBASE-9889] - Make sure we clean up scannerReadPoints upon any exceptions
- * [HBASE-9941] - The context ClassLoader isn't set while calling into a coprocessor
- * [HBASE-9966] - Create IntegrationTest for Online Bloom Filter Change
- * [HBASE-9977] - Define C interface of HBase Client Asynchronous APIs
- * [HBASE-10043] - Fix Potential Resouce Leak in MultiTableInputFormatBase
- * [HBASE-10094] - Add batching to HLogPerformanceEvaluation
- * [HBASE-10110] - Fix Potential Resource Leak in StoreFlusher
- * [HBASE-10124] - Make Sub Classes Static When Possible
- * [HBASE-10143] - Clean up dead local stores in FSUtils
- * [HBASE-10150] - Write attachment Id of tested patch into JIRA comment
- * [HBASE-10156] - FSHLog Refactor (WAS -> Fix up the HBASE-8755 slowdown when low contention)
- * [HBASE-10158] - Add sync rate histogram to HLogPE
- * [HBASE-10169] - Batch coprocessor
- * [HBASE-10297] - LoadAndVerify Integration Test for cell visibility
- * [HBASE-10347] - HRegionInfo changes for adding replicaId and MetaEditor/MetaReader changes for region replicas
- * [HBASE-10348] - HTableDescriptor changes for region replicas
- * [HBASE-10350] - Master/AM/RegionStates changes to create and assign region replicas
- * [HBASE-10351] - LoadBalancer changes for supporting region replicas
- * [HBASE-10352] - Region and RegionServer changes for opening region replicas, and refreshing store files
- * [HBASE-10354] - Add an API for defining consistency per request
- * [HBASE-10355] - Failover RPC's from client using region replicas
- * [HBASE-10356] - Failover RPC's for multi-get
- * [HBASE-10357] - Failover RPC's for scans
- * [HBASE-10359] - Master/RS WebUI changes for region replicas
- * [HBASE-10361] - Enable/AlterTable support for region replicas
- * [HBASE-10362] - HBCK changes for supporting region replicas
- * [HBASE-10391] - Deprecate KeyValue#getBuffer
- * [HBASE-10420] - Replace KV.getBuffer with KV.get{Row|Family|Qualifier|Value|Tags}Array
- * [HBASE-10513] - Provide user documentation for region replicas
- * [HBASE-10517] - NPE in MetaCache.clearCache()
- * [HBASE-10519] - Add handling for swallowed InterruptedException thrown by Thread.sleep in rest related files
- * [HBASE-10520] - Add handling for swallowed InterruptedException thrown by Thread.sleep in MiniZooKeeperCluster
- * [HBASE-10521] - Add handling for swallowed InterruptedException thrown by Thread.sleep in RpcServer
- * [HBASE-10522] - Correct wrong handling and add proper handling for swallowed InterruptedException thrown by Thread.sleep in client
- * [HBASE-10523] - Correct wrong handling and add proper handling for swallowed InterruptedException thrown by Thread.sleep in util
- * [HBASE-10524] - Correct wrong handling and add proper handling for swallowed InterruptedException thrown by Thread.sleep in regionserver
- * [HBASE-10526] - Using Cell instead of KeyValue in HFileOutputFormat
- * [HBASE-10529] - Make Cell extend Cloneable
- * [HBASE-10530] - Add util methods in CellUtil
- * [HBASE-10531] - Revisit how the key byte[] is passed to HFileScanner.seekTo and reseekTo
- * [HBASE-10532] - Make KeyValueComparator in KeyValue to accept Cell instead of KeyValue.
- * [HBASE-10550] - Register HBase tokens with ServiceLoader
- * [HBASE-10561] - Forward port: HBASE-10212 New rpc metric: number of active handler
- * [HBASE-10572] - Create an IntegrationTest for region replicas
- * [HBASE-10573] - Use Netty 4
- * [HBASE-10616] - Integration test for multi-get calls
- * [HBASE-10620] - LoadBalancer.needsBalance() should check for co-located region replicas as well
- * [HBASE-10630] - NullPointerException in ConnectionManager$HConnectionImplementation.locateRegionInMeta() due to missing region info
- * [HBASE-10633] - StoreFileRefresherChore throws ConcurrentModificationException sometimes
- * [HBASE-10634] - Multiget doesn't fully work
- * [HBASE-10648] - Pluggable Memstore
- * [HBASE-10650] - Fix incorrect handling of IE that restores current thread's interrupt status within while/for loops in RegionServer
- * [HBASE-10651] - Fix incorrect handling of IE that restores current thread's interrupt status within while/for loops in Replication
- * [HBASE-10652] - Fix incorrect handling of IE that restores current thread's interrupt status within while/for loops in rpc
- * [HBASE-10661] - TestStochasticLoadBalancer.testRegionReplicationOnMidClusterWithRacks() is flaky
- * [HBASE-10672] - Table snapshot should handle tables whose REGION_REPLICATION is greater than one
- * [HBASE-10680] - Check if the block keys, index keys can be used as Cells instead of byte[]
- * [HBASE-10688] - Add a draining_node script to manage nodes in draining mode
- * [HBASE-10691] - test-patch.sh should continue even if compilation against hadoop 1.0 / 1.1 fails
- * [HBASE-10697] - Convert TestSimpleTotalOrderPartitioner to junit4 test
- * [HBASE-10701] - Cache invalidation improvements from client side
- * [HBASE-10704] - BaseLoadBalancer#roundRobinAssignment() may add same region to assignment plan multiple times
- * [HBASE-10717] - TestFSHDFSUtils#testIsSameHdfs fails with IllegalArgumentException running against hadoop 2.3
- * [HBASE-10723] - Convert TestExplicitColumnTracker to junit4 test
- * [HBASE-10729] - Enable table doesn't balance out replicas evenly if the replicas were unassigned earlier
- * [HBASE-10734] - Fix RegionStates.getRegionAssignments to not add duplicate regions
- * [HBASE-10741] - Deprecate HTablePool and HTableFactory
- * [HBASE-10743] - Replica map update is problematic in RegionStates
- * [HBASE-10750] - Pluggable MemStoreLAB
- * [HBASE-10778] - Unique keys accounting in MultiThreadedReader is incorrect
- * [HBASE-10779] - Doc hadoop1 deprecated in 0.98 and NOT supported in hbase 1.0
- * [HBASE-10781] - Remove hadoop-one-compat module and all references to hadoop1
- * [HBASE-10791] - Add integration test to demonstrate performance improvement
- * [HBASE-10794] - multi-get should handle replica location missing from cache
- * [HBASE-10796] - Set default log level as INFO
- * [HBASE-10801] - Ensure DBE interfaces can work with Cell
- * [HBASE-10810] - LoadTestTool should share the connection and connection pool
- * [HBASE-10815] - Master regionserver should be rolling-upgradable
- * [HBASE-10817] - Add some tests on a real cluster for replica: multi master, replication
- * [HBASE-10818] - Add integration test for bulkload with replicas
- * [HBASE-10822] - Thread local addendum to HBASE-10656 Counter
- * [HBASE-10841] - Scan,Get,Put,Delete,etc setters should consistently return this
- * [HBASE-10855] - Enable hfilev3 by default
- * [HBASE-10858] - TestRegionRebalancing is failing
- * [HBASE-10859] - Use HFileLink in opening region files from secondaries
- * [HBASE-10888] - Enable distributed log replay as default
- * [HBASE-10915] - Decouple region closing (HM and HRS) from ZK
- * [HBASE-10918] - [VisibilityController] System table backed ScanLabelGenerator
- * [HBASE-10929] - Change ScanQueryMatcher to use Cells instead of KeyValue.
- * [HBASE-10930] - Change Filters and GetClosestRowBeforeTracker to work with Cells
- * [HBASE-10957] - HBASE-10070: HMaster can abort with NPE in #rebuildUserRegions
- * [HBASE-10962] - Decouple region opening (HM and HRS) from ZK
- * [HBASE-10963] - Refactor cell ACL tests
- * [HBASE-10972] - OOBE in prefix key encoding
- * [HBASE-10985] - Decouple Split Transaction from Zookeeper
- * [HBASE-10993] - Deprioritize long-running scanners
- * [HBASE-11025] - Infrastructure for pluggable consensus service
- * [HBASE-11027] - Remove kv.isDeleteXX() and related methods and use CellUtil apis.
- * [HBASE-11053] - Change DeleteTracker APIs to work with Cell
- * [HBASE-11054] - Create new hook in StoreScanner to help user creating his own delete tracker
- * [HBASE-11059] - ZK-less region assignment
- * [HBASE-11069] - Decouple region merging from ZooKeeper
- * [HBASE-11072] - Abstract WAL splitting from ZK
- * [HBASE-11077] - [AccessController] Restore compatible early-out access denial
- * [HBASE-11088] - Support Visibility Expression Deletes in Shell
- * [HBASE-11092] - Server interface should have method getConsensusProvider()
- * [HBASE-11094] - Distributed log replay is incompatible for rolling restarts
- * [HBASE-11098] - Improve documentation around our blockcache options
- * [HBASE-11101] - Documentation review
- * [HBASE-11102] - Document JDK versions supported by each release
- * [HBASE-11108] - Split ZKTable into interface and implementation
- * [HBASE-11109] - flush region sequence id may not be larger than all edits flushed
- * [HBASE-11135] - Change region sequenceid generation so happens earlier in the append cycle rather than just before added to file
- * [HBASE-11140] - LocalHBaseCluster should create ConsensusProvider per each server
- * [HBASE-11161] - Provide example of POJO encoding with protobuf
- * [HBASE-11171] - More doc improvements on block cache options
- * [HBASE-11214] - Fixes for scans on a replicated table
- * [HBASE-11229] - Change block cache percentage metrics to be doubles rather than ints
- * [HBASE-11280] - Document distributed log replay and distributed log splitting
- * [HBASE-11307] - Deprecate SlabCache
- * [HBASE-11318] - Classes in security subpackages missing @InterfaceAudience annotations.
- * [HBASE-11332] - Fix for metas location cache from HBASE-10785
- * [HBASE-11367] - Pluggable replication endpoint
- * [HBASE-11372] - Remove SlabCache
- * [HBASE-11384] - [Visibility Controller]Check for users covering authorizations for every mutation
- * [HBASE-11395] - Add logging for HBase table operations
- * [HBASE-11471] - Move TableStateManager and ZkTableStateManager and Server to hbase-server
- * [HBASE-11483] - Check the rest of the book for new XML validity errors and fix
- * [HBASE-11508] - Document changes to IPC config parameters from HBASE-11492
- * [HBASE-11511] - Write flush events to WAL
- * [HBASE-11512] - Write region open/close events to WAL
- * [HBASE-11520] - Simplify offheap cache config by removing the confusing "hbase.bucketcache.percentage.in.combinedcache"
- * [HBASE-11559] - Add dumping of DATA block usage to the BlockCache JSON report.
- * [HBASE-11572] - Add support for doing get/scans against a particular replica_id
- * [HBASE-11573] - Report age on eviction
- * [HBASE-11610] - Enhance remote meta updates
- * [HBASE-11651] - Add conf which disables MetaMigrationConvertingToPB check (for experts only)
- * [HBASE-11722] - Document new shortcut commands introduced by HBASE-11649
- * [HBASE-11734] - Document changed behavior of hbase.hstore.time.to.purge.deletes
- * [HBASE-11736] - Document SKIP_FLUSH snapshot option
- * [HBASE-11737] - Document callQueue improvements from HBASE-11355 and HBASE-11724
- * [HBASE-11739] - Document blockCache contents report in the UI
- * [HBASE-11740] - RegionStates.getRegionAssignments() gets stuck on clone
- * [HBASE-11752] - Document blockcache prefetch option
- * [HBASE-11753] - Document HBASE_SHELL_OPTS environment variable
- * [HBASE-11781] - Document new TableMapReduceUtil scanning options
- * [HBASE-11784] - Document global configuration for maxVersion
- * [HBASE-11822] - Convert EnvironmentEdge#getCurrentTimeMillis to getCurrentTime
- * [HBASE-11919] - Remove the deprecated pre/postGet CP hook
- * [HBASE-11923] - Potential race condition in RecoverableZookeeper.checkZk()
- * [HBASE-11934] - Support KeyValueCodec to encode non KeyValue cells.
- * [HBASE-11941] - Rebuild site because of major structural changes to HTML
- * [HBASE-11963] - Synchronize peer cluster replication connection attempts
+ * [HBASE-7847] - Use zookeeper multi to clear znodes
+ * [HBASE-10674] - HBCK should be updated to do replica related checks
+ * [HBASE-10942] - support parallel request cancellation for multi-get
+ * [HBASE-11261] - Handle splitting/merging of regions that have region_replication greater than one
+ * [HBASE-11567] - Write bulk load COMMIT events to WAL
+ * [HBASE-11568] - Async WAL replication for region replicas
+ * [HBASE-11569] - Flush / Compaction handling from secondary region replicas
+ * [HBASE-11571] - Bulk load handling from secondary region replicas
+ * [HBASE-11574] - hbase:meta's regions can be replicated
+ * [HBASE-11580] - Failover handling for secondary region replicas
+ * [HBASE-11598] - Add simple rpc throttling
+ * [HBASE-11842] - Integration test for async wal replication to secondary regions
+ * [HBASE-11903] - Directly invoking split & merge of replica regions should be disallowed
+ * [HBASE-11908] - Region replicas should be added to the meta table at the time of table creation
+ * [HBASE-12012] - Improve cancellation for the scan RPCs
+ * [HBASE-12511] - namespace permissions - add support from table creation privilege in a namespace 'C'
+ * [HBASE-12561] - Replicas of regions can be cached from different instances of the table in MetaCache
+ * [HBASE-12562] - Handling memory pressure for secondary region replicas
+ * [HBASE-12708] - Document newly introduced params for using Thrift-over-HTTPS.
+ * [HBASE-12714] - RegionReplicaReplicationEndpoint should not set the RPC Codec
+ * [HBASE-12730] - Backport HBASE-5162 (Basic client pushback mechanism) to branch-1
+ * [HBASE-12735] - Refactor TAG so it can live as unit test and as an integration test
+ * [HBASE-12763] - Make it so there must be WALs for a server to be marked dead
+ * [HBASE-12776] - SpliTransaction: Log number of files to be split
+ * [HBASE-12779] - SplitTransaction: Add metrics
+ * [HBASE-12793] - [hbck] closeRegionSilentlyAndWait() should log cause of IOException and retry until hbase.hbck.close.timeout expires
+ * [HBASE-12802] - Remove unnecessary Table.flushCommits()
+ * [HBASE-12848] - Utilize Flash storage for WAL
+ * [HBASE-12926] - Backport HBASE-12688 (Update site with a bootstrap-based UI) for HBASE-12918
+ * [HBASE-12980] - Delete of a table may not clean all rows from hbase:meta
+ * [HBASE-13006] - Document visibility label support for groups
+ * [HBASE-13067] - Fix caching of stubs to allow IP address changes of restarted remote servers
+ * [HBASE-13108] - Reduce Connection creations in TestAcidGuarantees
+ * [HBASE-13121] - Async wal replication for region replicas and dist log replay does not work together
+ * [HBASE-13130] - Add timeouts on TestMasterObserver, a frequent zombie show
+ * [HBASE-13164] - Update TestUsersOperationsWithSecureHadoop to use MiniKdc
+ * [HBASE-13169] - ModifyTable increasing the region replica count should also auto-setup RRRE
+ * [HBASE-13201] - Remove HTablePool from thrift-server
+ * [HBASE-13202] - Procedure v2 - core framework
+ * [HBASE-13203] - Procedure v2 - master create/delete table
+ * [HBASE-13204] - Procedure v2 - client create/delete table sync
+ * [HBASE-13209] - Procedure V2 - master Add/Modify/Delete Column Family
+ * [HBASE-13210] - Procedure V2 - master Modify table
+ * [HBASE-13211] - Procedure V2 - master Enable/Disable table
+ * [HBASE-13213] - Split out locality metrics among primary and secondary region
+ * [HBASE-13244] - Test delegation token generation with kerberos enabled
+ * [HBASE-13290] - Procedure v2 - client enable/disable table sync
+ * [HBASE-13303] - Fix size calculation of results on the region server
+ * [HBASE-13307] - Making methods under ScannerV2#next inlineable, faster
+ * [HBASE-13327] - Use Admin in ConnectionCache
+ * [HBASE-13332] - Fix the usage of doAs/runAs in Visibility Controller tests.
+ * [HBASE-13335] - Update ClientSmallScanner and ClientSmallReversedScanner
+ * [HBASE-13386] - Backport HBASE-12601 to all active branches other than master
+ * [HBASE-13421] - Reduce the number of object creations introduced by HBASE-11544 in scan RPC hot code paths
+ * [HBASE-13447] - Bypass logic in TimeRange.compare
+ * [HBASE-13455] - Procedure V2 - master truncate table
+ * [HBASE-13466] - Document deprecations in 1.x - Part 1
+ * [HBASE-13469] - [branch-1.1] Procedure V2 - Make procedure v2 configurable in branch-1.1
+ * [HBASE-13481] - Master should respect master (old) DNS/bind related configurations
+ * [HBASE-13496] - Make Bytes$LexicographicalComparerHolder$UnsafeComparer::compareTo inlineable
+ * [HBASE-13498] - Add more docs and a basic check for storage policy handling
+ * [HBASE-13502] - Deprecate/remove getRowComparator() in TableName
+ * [HBASE-13514] - Fix test failures in TestScannerHeartbeatMessages caused by incorrect setting of hbase.rpc.timeout
+ * [HBASE-13515] - Handle FileNotFoundException in region replica replay for flush/compaction events
+ * [HBASE-13529] - Procedure v2 - WAL Improvements
+ * [HBASE-13551] - Procedure V2 - Procedure classes should not be InterfaceAudience.Public
** Brainstorming
- * [HBASE-9507] - Promote methods of WALActionsListener to WALObserver
- * [HBASE-11209] - Increase the default value for hbase.hregion.memstore.block.multipler from 2 to 4
+ * [HBASE-12859] - New master API to track major compaction completion
** Bug
- * [HBASE-3787] - Increment is non-idempotent but client retries RPC
- * [HBASE-4931] - CopyTable instructions could be improved.
- * [HBASE-5356] - region_mover.rb can hang if table region it belongs to is deleted.
- * [HBASE-6506] - Setting CACHE_BLOCKS to false in an hbase shell scan doesn't work
- * [HBASE-6642] - enable_all,disable_all,drop_all can call "list" command with regex directly.
- * [HBASE-6701] - Revisit thrust of paragraph on splitting
- * [HBASE-7226] - HRegion.checkAndMutate uses incorrect comparison result for <, <=, > and >=
- * [HBASE-7963] - HBase VerifyReplication not working when security enabled
- * [HBASE-8112] - Deprecate HTable#batch(final List<? extends Row>)
- * [HBASE-8269] - Fix data locallity documentation.
- * [HBASE-8304] - Bulkload fails to remove files if fs.default.name / fs.defaultFS is configured without default port
- * [HBASE-8529] - checkOpen is missing from multi, mutate, get and multiGet etc.
- * [HBASE-8701] - distributedLogReplay need to apply wal edits in the receiving order of those edits
- * [HBASE-8713] - [hadoop1] Log spam each time the WAL is rolled
- * [HBASE-8803] - region_mover.rb should move multiple regions at a time
- * [HBASE-8817] - Enhance The Apache HBase Reference Guide
- * [HBASE-9151] - HBCK cannot fix when meta server znode deleted, this can happen if all region servers stopped and there are no logs to split.
- * [HBASE-9292] - Syncer fails but we won't go down
- * [HBASE-9294] - NPE in /rs-status during RS shutdown
- * [HBASE-9346] - HBCK should provide an option to check if regions boundaries are the same in META and in stores.
- * [HBASE-9445] - Snapshots should create column family dirs for empty regions
- * [HBASE-9473] - Change UI to list 'system tables' rather than 'catalog tables'.
- * [HBASE-9485] - TableOutputCommitter should implement recovery if we don't want jobs to start from 0 on RM restart
- * [HBASE-9708] - Improve Snapshot Name Error Message
- * [HBASE-9721] - RegionServer should not accept regionOpen RPC intended for another(previous) server
- * [HBASE-9745] - Append HBASE_CLASSPATH to end of Java classpath and use another env var for prefix
- * [HBASE-9746] - RegionServer can't start when replication tries to replicate to an unknown host
- * [HBASE-9754] - Eliminate threadlocal from MVCC code
- * [HBASE-9778] - Add hint to ExplicitColumnTracker to avoid seeking
- * [HBASE-9990] - HTable uses the conf for each "newCaller"
- * [HBASE-10018] - Remove region location prefetching
- * [HBASE-10061] - TableMapReduceUtil.findOrCreateJar calls updateMap(null, ) resulting in thrown NPE
- * [HBASE-10069] - Potential duplicate calls to log#appendNoSync() in HRegion#doMiniBatchMutation()
- * [HBASE-10073] - Revert HBASE-9718 (Add a test scope dependency on org.slf4j:slf4j-api to hbase-client)
- * [HBASE-10079] - Race in TableName cache
- * [HBASE-10080] - Unnecessary call to locateRegion when creating an HTable instance
- * [HBASE-10084] - [WINDOWS] bin\hbase.cmd should allow whitespaces in java.library.path and classpath
- * [HBASE-10087] - Store should be locked during a memstore snapshot
- * [HBASE-10090] - Master could hang in assigning meta
- * [HBASE-10097] - Remove a region name string creation in HRegion#nextInternal
- * [HBASE-10098] - [WINDOWS] pass in native library directory from hadoop for unit tests
- * [HBASE-10099] - javadoc warning introduced by LabelExpander 188: warning - @return tag has no arguments
- * [HBASE-10101] - testOfflineRegionReAssginedAfterMasterRestart times out sometimes.
- * [HBASE-10103] - TestNodeHealthCheckChore#testRSHealthChore: Stoppable must have been stopped
- * [HBASE-10107] - [JDK7] TestHBaseSaslRpcClient.testHBaseSaslRpcClientCreation failing on Jenkins
- * [HBASE-10108] - NullPointerException thrown while use Canary with '-regionserver' option
- * [HBASE-10112] - Hbase rest query params for maxVersions and maxValues are not parsed
- * [HBASE-10114] - _scan_internal() in table.rb should accept argument that specifies reverse scan
- * [HBASE-10117] - Avoid synchronization in HRegionScannerImpl.isFilterDone
- * [HBASE-10118] - Major compact keeps deletes with future timestamps
- * [HBASE-10120] - start-hbase.sh doesn't respect --config in non-distributed mode
- * [HBASE-10123] - Change default ports; move them out of linux ephemeral port range
- * [HBASE-10132] - sun.security.pkcs11.wrapper.PKCS11Exception: CKR_ARGUMENTS_BAD
- * [HBASE-10135] - Remove ? extends from HLogSplitter#getOutputCounts
- * [HBASE-10137] - GeneralBulkAssigner with retain assignment plan can be used in EnableTableHandler to bulk assign the regions
- * [HBASE-10138] - incorrect or confusing test value is used in block caches
- * [HBASE-10142] - TestLogRolling#testLogRollOnDatanodeDeath test failure
- * [HBASE-10146] - Bump HTrace version to 2.04
- * [HBASE-10148] - [VisibilityController] Tolerate regions in recovery
- * [HBASE-10149] - TestZKPermissionsWatcher.testPermissionsWatcher test failure
- * [HBASE-10155] - HRegion isRecovering state is wrongly coming in postOpen hook
- * [HBASE-10161] - [AccessController] Tolerate regions in recovery
- * [HBASE-10163] - Example Thrift DemoClient is flaky
- * [HBASE-10176] - Canary#sniff() should close the HTable instance
- * [HBASE-10178] - Potential null object dereference in TablePermission#equals()
- * [HBASE-10179] - HRegionServer underreports readRequestCounts by 1 under certain conditions
- * [HBASE-10182] - Potential null object deference in AssignmentManager#handleRegion()
- * [HBASE-10186] - region_mover.rb broken because ServerName constructor is changed to private
- * [HBASE-10187] - AccessController#preOpen - Include 'labels' table also into special tables list.
- * [HBASE-10193] - Cleanup HRegion if one of the store fails to open at region initialization
- * [HBASE-10194] - [Usability]: Instructions in CompactionTool no longer accurate because of namespaces
- * [HBASE-10196] - Enhance HBCK to understand the case after online region merge
- * [HBASE-10205] - ConcurrentModificationException in BucketAllocator
- * [HBASE-10207] - ZKVisibilityLabelWatcher : Populate the labels cache on startup
- * [HBASE-10210] - during master startup, RS can be you-are-dead-ed by master in error
- * [HBASE-10215] - TableNotFoundException should be thrown after removing stale znode in ETH
- * [HBASE-10219] - HTTPS support for HBase in RegionServerListTmpl.jamon
- * [HBASE-10220] - Put all test service principals into the superusers list
- * [HBASE-10221] - Region from coprocessor invocations can be null on failure
- * [HBASE-10223] - [VisibilityController] cellVisibility presence check on Delete mutation is wrong
- * [HBASE-10225] - Bug in calls to RegionObsever.postScannerFilterRow
- * [HBASE-10226] - [AccessController] Namespace grants not always checked
- * [HBASE-10231] - Potential NPE in HBaseFsck#checkMetaRegion()
- * [HBASE-10232] - Remove native profile from hbase-shell
- * [HBASE-10233] - VisibilityController is too chatty at DEBUG level
- * [HBASE-10249] - TestReplicationSyncUpTool fails because failover takes too long
- * [HBASE-10251] - Restore API Compat for PerformanceEvaluation.generateValue()
- * [HBASE-10260] - Canary Doesn't pick up Configuration properly.
- * [HBASE-10264] - [MapReduce]: CompactionTool in mapred mode is missing classes in its classpath
- * [HBASE-10267] - TestNamespaceCommands occasionally fails
- * [HBASE-10268] - TestSplitLogWorker occasionally fails
- * [HBASE-10271] - [regression] Cannot use the wildcard address since HBASE-9593
- * [HBASE-10272] - Cluster becomes nonoperational if the node hosting the active Master AND ROOT/META table goes offline
- * [HBASE-10274] - MiniZookeeperCluster should close ZKDatabase when shutdown ZooKeeperServers
- * [HBASE-10284] - Build broken with svn 1.8
- * [HBASE-10292] - TestRegionServerCoprocessorExceptionWithAbort fails occasionally
- * [HBASE-10298] - TestIOFencing occasionally fails
- * [HBASE-10302] - Fix rat check issues in hbase-native-client.
- * [HBASE-10304] - Running an hbase job jar: IllegalAccessError: class com.google.protobuf.ZeroCopyLiteralByteString cannot access its superclass com.google.protobuf.LiteralByteString
- * [HBASE-10307] - IntegrationTestIngestWithEncryption assumes localhost cluster
- * [HBASE-10310] - ZNodeCleaner session expired for /hbase/master
- * [HBASE-10312] - Flooding the cluster with administrative actions leads to collapse
- * [HBASE-10313] - Duplicate servlet-api jars in hbase 0.96.0
- * [HBASE-10315] - Canary shouldn't exit with 3 if there is no master running.
- * [HBASE-10316] - Canary#RegionServerMonitor#monitorRegionServers() should close the scanner returned by table.getScanner()
- * [HBASE-10317] - getClientPort method of MiniZooKeeperCluster does not always return the correct value
- * [HBASE-10318] - generate-hadoopX-poms.sh expects the version to have one extra '-'
- * [HBASE-10320] - Avoid ArrayList.iterator() ExplicitColumnTracker
- * [HBASE-10321] - CellCodec has broken the 96 client to 98 server compatibility
- * [HBASE-10322] - Strip tags from KV while sending back to client on reads
- * [HBASE-10326] - Super user should be able scan all the cells irrespective of the visibility labels
- * [HBASE-10327] - Remove remove(K, V) from type PoolMap<K,V>
- * [HBASE-10329] - Fail the writes rather than proceeding silently to prevent data loss when AsyncSyncer encounters null writer and its writes aren't synced by other Asyncer
- * [HBASE-10330] - TableInputFormat/TableRecordReaderImpl leaks HTable
- * [HBASE-10332] - Missing .regioninfo file during daughter open processing
- * [HBASE-10333] - Assignments are not retained on a cluster start
- * [HBASE-10334] - RegionServer links in table.jsp is broken
- * [HBASE-10335] - AuthFailedException in zookeeper may block replication forever
- * [HBASE-10336] - Remove deprecated usage of Hadoop HttpServer in InfoServer
- * [HBASE-10337] - HTable.get() uninteruptible
- * [HBASE-10338] - Region server fails to start with AccessController coprocessor if installed into RegionServerCoprocessorHost
- * [HBASE-10339] - Mutation::getFamilyMap method was lost in 98
- * [HBASE-10349] - Table became unusable when master balanced its region after table was dropped
- * [HBASE-10365] - HBaseFsck should clean up connection properly when repair is completed
- * [HBASE-10370] - Compaction in out-of-date Store causes region split failure
- * [HBASE-10371] - Compaction creates empty hfile, then selects this file for compaction and creates empty hfile and over again
- * [HBASE-10375] - hbase-default.xml hbase.status.multicast.address.port does not match code
- * [HBASE-10384] - Failed to increment serveral columns in one Increment
- * [HBASE-10392] - Correct references to hbase.regionserver.global.memstore.upperLimit
- * [HBASE-10397] - Fix findbugs introduced from HBASE-9426
- * [HBASE-10400] - [hbck] Continue if region dir missing on region merge attempt
- * [HBASE-10401] - [hbck] perform overlap group merges in parallel
- * [HBASE-10407] - String Format Exception
- * [HBASE-10412] - Distributed log replay : Cell tags getting missed
- * [HBASE-10413] - Tablesplit.getLength returns 0
- * [HBASE-10417] - index is not incremented in PutSortReducer#reduce()
- * [HBASE-10422] - ZeroCopyLiteralByteString.zeroCopyGetBytes has an unusable prototype and conflicts with AsyncHBase
- * [HBASE-10426] - user_permission in security.rb calls non-existent UserPermission#getTable method
- * [HBASE-10428] - Test jars should have scope test
- * [HBASE-10429] - Make Visibility Controller to throw a better msg if it is of type RegionServerCoprocessor
- * [HBASE-10431] - Rename com.google.protobuf.ZeroCopyLiteralByteString
- * [HBASE-10432] - Rpc retries non-recoverable error
- * [HBASE-10433] - SecureProtobufWALReader does not handle unencrypted WALs if configured to encrypt
- * [HBASE-10434] - Store Tag compression information for a WAL in its header
- * [HBASE-10435] - Lower the log level of Canary region server match
- * [HBASE-10436] - restore regionserver lists removed from hbase 0.96+ jmx
- * [HBASE-10438] - NPE from LRUDictionary when size reaches the max init value
- * [HBASE-10441] - [docs] nit default max versions is now 1 instead of 3 after HBASE-8450
- * [HBASE-10442] - prepareDelete() isn't called before doPreMutationHook for a row deletion case
- * [HBASE-10443] - IndexOutOfBoundExceptions when processing compressed tags in HFile
- * [HBASE-10446] - Backup master gives Error 500 for debug dump
- * [HBASE-10447] - Memstore flusher scans storefiles also when the scanner heap gets reset
- * [HBASE-10448] - ZKUtil create and watch methods don't set watch in some cases
- * [HBASE-10449] - Wrong execution pool configuration in HConnectionManager
- * [HBASE-10451] - Enable back Tag compression on HFiles
- * [HBASE-10452] - Fix potential bugs in exception handlers
- * [HBASE-10454] - Tags presence file info can be wrong in HFiles when PrefixTree encoding is used
- * [HBASE-10455] - cleanup InterruptedException management
- * [HBASE-10456] - Balancer should not run if it's just turned off.
- * [HBASE-10458] - Typo in book chapter 9 architecture.html
- * [HBASE-10459] - Broken link F.1. HBase Videos
- * [HBASE-10460] - Return value of Scan#setSmall() should be void
- * [HBASE-10461] - table.close() in TableEventHandler#reOpenAllRegions() should be enclosed in finally block
- * [HBASE-10469] - Hbase book client.html has a broken link
- * [HBASE-10470] - Import generates huge log file while importing large amounts of data
- * [HBASE-10472] - Manage the interruption in ZKUtil#getData
- * [HBASE-10476] - HBase Master log grows very fast after stopped hadoop (due to connection exception)
- * [HBASE-10477] - Regression from HBASE-10337
- * [HBASE-10478] - Hbase book presentations page has broken link
- * [HBASE-10481] - API Compatibility JDiff script does not properly handle arguments in reverse order
- * [HBASE-10482] - ReplicationSyncUp doesn't clean up its ZK, needed for tests
- * [HBASE-10485] - PrefixFilter#filterKeyValue() should perform filtering on row key
- * [HBASE-10486] - ProtobufUtil Append & Increment deserialization lost cell level timestamp
- * [HBASE-10488] - 'mvn site' is broken due to org.apache.jasper.JspC not found
- * [HBASE-10490] - Simplify RpcClient code
- * [HBASE-10493] - InclusiveStopFilter#filterKeyValue() should perform filtering on row key
- * [HBASE-10495] - upgrade script is printing usage two times with help option.
- * [HBASE-10500] - Some tools OOM when BucketCache is enabled
- * [HBASE-10501] - Improve IncreasingToUpperBoundRegionSplitPolicy to avoid too many regions
- * [HBASE-10506] - Fail-fast if client connection is lost before the real call be executed in RPC layer
- * [HBASE-10510] - HTable is not closed in LoadTestTool#loadTable()
- * [HBASE-10514] - Forward port HBASE-10466, possible data loss when failed flushes
- * [HBASE-10516] - Refactor code where Threads.sleep is called within a while/for loop
- * [HBASE-10525] - Allow the client to use a different thread for writing to ease interrupt
- * [HBASE-10533] - commands.rb is giving wrong error messages on exceptions
- * [HBASE-10534] - Rowkey in TsvImporterTextMapper initializing with wrong length
- * [HBASE-10537] - Let the ExportSnapshot mapper fail and retry on error
- * [HBASE-10539] - HRegion.addAndGetGlobalMemstoreSize returns previous size
- * [HBASE-10545] - RS Hangs waiting on region to close on shutdown; has to timeout before can go down
- * [HBASE-10546] - Two scanner objects are open for each hbase map task but only one scanner object is closed
- * [HBASE-10547] - TestFixedLengthWrapper#testReadWrite occasionally fails with the IBM JDK
- * [HBASE-10548] - Correct commons-math dependency version
- * [HBASE-10549] - When there is a hole, LoadIncrementalHFiles will hang in an infinite loop.
- * [HBASE-10552] - HFilePerformanceEvaluation.GaussianRandomReadBenchmark fails sometimes.
- * [HBASE-10556] - Possible data loss due to non-handled DroppedSnapshotException for user-triggered flush from client/shell
- * [HBASE-10563] - Set name for FlushHandler thread
- * [HBASE-10564] - HRegionServer.nextLong should be removed since it's not used anywhere, or should be used somewhere it meant to
- * [HBASE-10565] - FavoredNodesPlan accidentally uses an internal Netty type
- * [HBASE-10566] - cleanup rpcTimeout in the client
- * [HBASE-10567] - Add overwrite manifest option to ExportSnapshot
- * [HBASE-10575] - ReplicationSource thread can't be terminated if it runs into the loop to contact peer's zk ensemble and fails continuously
- * [HBASE-10579] - [Documentation]: ExportSnapshot tool package incorrectly documented
- * [HBASE-10580] - IntegrationTestingUtility#restoreCluster leak resource when running in a mini cluster mode
- * [HBASE-10581] - ACL znode are left without PBed during upgrading hbase0.94* to hbase0.96+
- * [HBASE-10582] - 0.94->0.96 Upgrade: ACL can't be repopulated when ACL table contains row for table '-ROOT' or '.META.'
- * [HBASE-10585] - Avoid early creation of Node objects in LRUDictionary.BidirectionalLRUMap
- * [HBASE-10586] - hadoop2-compat IPC metric registred twice
- * [HBASE-10587] - Master metrics clusterRequests is wrong
- * [HBASE-10593] - FileInputStream in JenkinsHash#main() is never closed
- * [HBASE-10594] - Speed up TestRestoreSnapshotFromClient
- * [HBASE-10598] - Written data can not be read out because MemStore#timeRangeTracker might be updated concurrently
- * [HBASE-10600] - HTable#batch() should perform validation on empty Put
- * [HBASE-10604] - Fix parseArgs javadoc
- * [HBASE-10606] - Bad timeout in RpcRetryingCaller#callWithRetries w/o parameters
- * [HBASE-10608] - Acquire the FS Delegation Token for Secure ExportSnapshot
- * [HBASE-10611] - Description for hbase:acl table is wrong on master-status#catalogTables
- * [HBASE-10614] - Master could not be stopped
- * [HBASE-10618] - User should not be allowed to disable/drop visibility labels table
- * [HBASE-10621] - Unable to grant user permission to namespace
- * [HBASE-10622] - Improve log and Exceptions in Export Snapshot
- * [HBASE-10624] - Fix 2 new findbugs warnings introduced by HBASE-10598
- * [HBASE-10627] - A logic mistake in HRegionServer isHealthy
- * [HBASE-10631] - Avoid extra seek on FileLink open
- * [HBASE-10632] - Region lost in limbo after ArrayIndexOutOfBoundsException during assignment
- * [HBASE-10637] - rpcClient: Setup the iostreams when writing
- * [HBASE-10639] - Unload script displays wrong counts (off by one) when unloading regions
- * [HBASE-10644] - TestSecureExportSnapshot#testExportFileSystemState fails on hadoop-1
- * [HBASE-10656] - high-scale-lib's Counter depends on Oracle (Sun) JRE, and also has some bug
- * [HBASE-10660] - MR over snapshots can OOM when alternative blockcache is enabled
- * [HBASE-10662] - RegionScanner is never closed if the region has been moved-out or re-opened when performing scan request
- * [HBASE-10665] - TestCompaction and TestCompactionWithCoprocessor run too long
- * [HBASE-10666] - TestMasterCoprocessorExceptionWithAbort hangs at shutdown
- * [HBASE-10668] - TestExportSnapshot runs too long
- * [HBASE-10669] - [hbck tool] Usage is wrong for hbck tool for -sidelineCorruptHfiles option
- * [HBASE-10675] - IntegrationTestIngestWithACL should allow User to be passed as Parameter
- * [HBASE-10677] - boundaries check in hbck throwing IllegalArgumentException
- * [HBASE-10679] - Both clients get wrong scan results if the first scanner expires and the second scanner is created with the same scannerId on the same region
- * [HBASE-10682] - region_mover.rb throws "can't convert nil into String" for regions moved
- * [HBASE-10685] - [WINDOWS] TestKeyStoreKeyProvider fails on windows
- * [HBASE-10686] - [WINDOWS] TestStripeStoreFileManager fails on windows
- * [HBASE-10687] - Fix description about HBaseLocalFileSpanReceiver in reference manual
- * [HBASE-10692] - The Multi TableMap job don't support the security HBase cluster
- * [HBASE-10694] - TableSkewCostFunction#cost() casts integral division result to double
- * [HBASE-10705] - CompactionRequest#toString() may throw NullPointerException
- * [HBASE-10706] - Disable writeToWal in tests where possible
- * [HBASE-10714] - SyncFuture hangs when sequence is 0
- * [HBASE-10715] - TimeRange has a poorly formatted error message
- * [HBASE-10716] - [Configuration]: hbase.regionserver.region.split.policy should be part of hbase-default.xml
- * [HBASE-10718] - TestHLogSplit fails when it sets a KV size to be negative
- * [HBASE-10720] - rpcClient: Wrong log level when closing the connection
- * [HBASE-10726] - Fix java.lang.ArrayIndexOutOfBoundsException in StochasticLoadBalancer$LocalityBasedCandidateGenerator
- * [HBASE-10731] - Fix environment variables typos in scripts
- * [HBASE-10735] - [WINDOWS] Set -XX:MaxPermSize for unit tests
- * [HBASE-10736] - Fix Javadoc warnings introduced in HBASE-10169
- * [HBASE-10737] - HConnectionImplementation should stop RpcClient on close
- * [HBASE-10738] - AssignmentManager should shut down executors on stop
- * [HBASE-10739] - RS web UI NPE if master shuts down sooner
- * [HBASE-10745] - Access ShutdownHook#fsShutdownHooks should be synchronized
- * [HBASE-10749] - CellComparator.compareStatic() compares type wrongly
- * [HBASE-10751] - TestHRegion testWritesWhileScanning occasional fail since HBASE-10514 went in
- * [HBASE-10755] - MetricsRegionSourceImpl creates metrics that start with a lower case
- * [HBASE-10760] - Wrong methods' names in ClusterLoadState class
- * [HBASE-10762] - clone_snapshot doesn't check for missing namespace
- * [HBASE-10766] - SnapshotCleaner allows to delete referenced files
- * [HBASE-10770] - Don't exit from the Canary daemon mode if no regions are present
- * [HBASE-10792] - RingBufferTruck does not release its payload
- * [HBASE-10793] - AuthFailed as a valid zookeeper state
- * [HBASE-10799] - [WINDOWS] TestImportTSVWithVisibilityLabels.testBulkOutputWithTsvImporterTextMapper fails on windows
- * [HBASE-10802] - CellComparator.compareStaticIgnoreMvccVersion compares type wrongly
- * [HBASE-10804] - Add a validations step to ExportSnapshot
- * [HBASE-10805] - Speed up KeyValueHeap.next() a bit
- * [HBASE-10806] - Two protos missing in hbase-protocol/pom.xml
- * [HBASE-10809] - HBaseAdmin#deleteTable fails when META region happen to move around same time
- * [HBASE-10814] - RpcClient: some calls can get stuck when connection is closing
- * [HBASE-10825] - Add copy-from option to ExportSnapshot
- * [HBASE-10829] - Flush is skipped after log replay if the last recovered edits file is skipped
- * [HBASE-10830] - Integration test MR jobs attempt to load htrace jars from the wrong location
- * [HBASE-10831] - IntegrationTestIngestWithACL is not setting up LoadTestTool correctly
- * [HBASE-10833] - Region assignment may fail during cluster start up
- * [HBASE-10838] - Insufficient AccessController covering permission check
- * [HBASE-10839] - NullPointerException in construction of RegionServer in Security Cluster
- * [HBASE-10840] - Fix findbug warn induced by HBASE-10569
- * [HBASE-10845] - Memstore snapshot size isn't updated in DefaultMemStore#rollback()
- * [HBASE-10846] - Links between active and backup masters are broken
- * [HBASE-10848] - Filter SingleColumnValueFilter combined with NullComparator does not work
- * [HBASE-10849] - Fix increased javadoc warns
- * [HBASE-10850] - essential column family optimization is broken
- * [HBASE-10851] - Wait for regionservers to join the cluster
- * [HBASE-10853] - NPE in RSRpcServices.get on trunk
- * [HBASE-10854] - [VisibilityController] Apply MAX_VERSIONS from schema or request when scanning
- * [HBASE-10860] - Insufficient AccessController covering permission check
- * [HBASE-10862] - Update config field names in hbase-default.xml description for hbase.hregion.memstore.block.multiplier
- * [HBASE-10863] - Scan doesn't return rows for user who has authorization by visibility label in secure deployment
- * [HBASE-10864] - Spelling nit
- * [HBASE-10890] - ExportSnapshot needs to add acquired token to job
- * [HBASE-10895] - unassign a region fails due to the hosting region server is in FailedServerList
- * [HBASE-10897] - On master start, deadlock if refresh UI
- * [HBASE-10899] - [AccessController] Apply MAX_VERSIONS from schema or request when scanning
- * [HBASE-10903] - HBASE-10740 regression; cannot pass commands for zk to run
- * [HBASE-10917] - Fix hbase book "Tests" page
- * [HBASE-10922] - Log splitting status should always be closed
- * [HBASE-10931] - Enhance logs
- * [HBASE-10941] - default for max version isn't updated in doc after change on 0.96
- * [HBASE-10948] - Fix hbase table file 'x' mode
- * [HBASE-10949] - Reversed scan could hang
- * [HBASE-10954] - Fix TestCloseRegionHandler.testFailedFlushAborts
- * [HBASE-10955] - HBCK leaves the region in masters in-memory RegionStates if region hdfs dir is lost
- * [HBASE-10958] - [dataloss] Bulk loading with seqids can prevent some log entries from being replayed
- * [HBASE-10964] - Delete mutation is not consistent with Put wrt timestamp
- * [HBASE-10966] - RowCounter misinterprets column names that have colons in their qualifier
- * [HBASE-10967] - CatalogTracker.waitForMeta should not wait indefinitely silently
- * [HBASE-10968] - Null check in TableSnapshotInputFormat#TableSnapshotRegionRecordReader#initialize() is redundant
- * [HBASE-10970] - [AccessController] Issues with covering cell permission checks
- * [HBASE-10976] - Start CatalogTracker after cluster ID is available
- * [HBASE-10979] - Fix AnnotationReadingPriorityFunction "scan" handling
- * [HBASE-10995] - Fix resource leak related to unclosed HBaseAdmin
- * [HBASE-11005] - Remove dead code in HalfStoreFileReader#getScanner#seekBefore()
- * [HBASE-11009] - We sync every hbase:meta table write twice
- * [HBASE-11011] - Avoid extra getFileStatus() calls on Region startup
- * [HBASE-11012] - InputStream is not properly closed in two methods of JarFinder
- * [HBASE-11018] - ZKUtil.getChildDataAndWatchForNewChildren() will not return null as indicated
- * [HBASE-11028] - FSLog: Avoid an extra sync if the current transaction is already sync'd
- * [HBASE-11030] - HBaseTestingUtility.getMiniHBaseCluster should be able to return null
- * [HBASE-11036] - Online schema change with region merge may cause data loss
- * [HBASE-11038] - Filtered scans can bypass metrics collection
- * [HBASE-11049] - HBase WALPlayer needs to add credentials to job to play to table
- * [HBASE-11052] - Sending random data crashes thrift service
- * [HBASE-11055] - Extends the sampling size
- * [HBASE-11064] - Odd behaviors of TableName for empty namespace
- * [HBASE-11081] - Trunk Master won't start; looking for Constructor that takes conf only
- * [HBASE-11082] - Potential unclosed TraceScope in FSHLog#replaceWriter()
- * [HBASE-11096] - stop method of Master and RegionServer coprocessor is not invoked
- * [HBASE-11112] - PerformanceEvaluation should document --multiGet option on its printUsage.
- * [HBASE-11117] - [AccessController] checkAndPut/Delete hook should check only Read permission
- * [HBASE-11118] - non environment variable solution for "IllegalAccessError: class com.google.protobuf.ZeroCopyLiteralByteString cannot access its superclass com.google.protobuf.LiteralByteString"
- * [HBASE-11120] - Update documentation about major compaction algorithm
- * [HBASE-11133] - Add an option to skip snapshot verification after Export
- * [HBASE-11139] - BoundedPriorityBlockingQueue#poll() should check the return value from awaitNanos()
- * [HBASE-11143] - Improve replication metrics
- * [HBASE-11149] - Wire encryption is broken
- * [HBASE-11150] - Images in website are broken
- * [HBASE-11155] - Fix Validation Errors in Ref Guide
- * [HBASE-11162] - RegionServer webui uses the default master info port irrespective of the user configuration.
- * [HBASE-11168] - [docs] Remove references to RowLocks in post 0.96 docs.
- * [HBASE-11169] - nit: fix incorrect javadoc in OrderedBytes about BlobVar and BlobCopy
- * [HBASE-11176] - Make /src/main/xslt/configuration_to_docbook_section.xsl produce better Docbook
- * [HBASE-11177] - 'hbase.rest.filter.classes' exists in hbase-default.xml twice
- * [HBASE-11185] - Parallelize Snapshot operations
- * [HBASE-11186] - Improve TestExportSnapshot verifications
- * [HBASE-11189] - Subprocedure should be marked as complete upon failure
- * [HBASE-11190] - Fix easy typos in documentation
- * [HBASE-11194] - [AccessController] issue with covering permission check in case of concurrent op on same row
- * [HBASE-11196] - Update description of -ROOT- in ref guide
- * [HBASE-11202] - Cleanup on HRegion class
- * [HBASE-11212] - Fix increment index in KeyValueSortReducer
- * [HBASE-11215] - Deprecate void setAutoFlush(boolean autoFlush, boolean clearBufferOnFail)
- * [HBASE-11217] - Race between SplitLogManager task creation + TimeoutMonitor
- * [HBASE-11218] - Data loss in HBase standalone mode
- * [HBASE-11226] - Document and increase the default value for hbase.hstore.flusher.count
- * [HBASE-11234] - FastDiffDeltaEncoder#getFirstKeyInBlock returns wrong result
- * [HBASE-11237] - Bulk load initiated by user other than hbase fails
- * [HBASE-11238] - Add info about SlabCache and BucketCache to Ref Guide
- * [HBASE-11239] - Forgot to svn add test that was part of HBASE-11171, TestCacheConfig
- * [HBASE-11248] - KeyOnlyKeyValue#toString() passes wrong offset to keyToString()
- * [HBASE-11251] - LoadTestTool should grant READ permission for the users that are given READ access for specific cells
- * [HBASE-11252] - Fixing new javadoc warnings in master branch
- * [HBASE-11253] - IntegrationTestWithCellVisibilityLoadAndVerify failing since HBASE-10326
- * [HBASE-11255] - Negative request num in region load
- * [HBASE-11260] - hbase-default.xml refers to hbase.regionserver.global.memstore.upperLimit which is deprecated
- * [HBASE-11267] - Dynamic metrics2 metrics may consume large amount of heap memory
- * [HBASE-11268] - HTablePool is now a deprecated class, should update docs to reflect this
- * [HBASE-11273] - Fix jersey and slf4j deps
- * [HBASE-11275] - [AccessController] postCreateTable hook fails when another CP creates table on their startup
- * [HBASE-11277] - RPCServer threads can wedge under high load
- * [HBASE-11279] - Block cache could be disabled by mistake
- * [HBASE-11285] - Expand coprocs info in Ref Guide
- * [HBASE-11297] - Remove some synchros in the rpcServer responder
- * [HBASE-11298] - Simplification in RpcServer code
- * [HBASE-11302] - ReplicationSourceManager#sources is not thread safe
- * [HBASE-11310] - Delete's copy constructor should copy the attributes also
- * [HBASE-11311] - Secure Bulk Load does not execute chmod 777 on the files
- * [HBASE-11312] - Minor refactoring of TestVisibilityLabels class
- * [HBASE-11320] - Reenable bucket cache logging
- * [HBASE-11324] - Update 2.5.2.8. Managed Compactions
- * [HBASE-11327] - ExportSnapshot hit stackoverflow error when target snapshotDir doesn't contain uri
- * [HBASE-11329] - Minor fixup of new blockcache tab number formatting
- * [HBASE-11335] - Fix the TABLE_DIR param in TableSnapshotInputFormat
- * [HBASE-11337] - Document how to create, modify, delete a table using Java
- * [HBASE-11338] - Expand documentation on bloom filters
- * [HBASE-11340] - Remove references to xcievers in documentation
- * [HBASE-11341] - ZKProcedureCoordinatorRpcs should respond only to members
- * [HBASE-11342] - The method isChildReadLock in class ZKInterProcessLockBase is wrong
- * [HBASE-11347] - For some errors, the client can retry infinitely
- * [HBASE-11353] - Wrong Write Request Count
- * [HBASE-11363] - Access checks in preCompact and preCompactSelection are out of sync
- * [HBASE-11371] - Typo in Thrift2 docs
- * [HBASE-11373] - hbase-protocol compile failed for name conflict of RegionTransition
- * [HBASE-11374] - RpcRetryingCaller#callWithoutRetries has a timeout of zero
- * [HBASE-11378] - TableMapReduceUtil overwrites user supplied options for multiple tables/scaners job
- * [HBASE-11380] - HRegion lock object is not being released properly, leading to snapshot failure
- * [HBASE-11382] - Adding unit test for HBASE-10964 (Delete mutation is not consistent with Put wrt timestamp)
- * [HBASE-11387] - metrics: wrong totalRequestCount
- * [HBASE-11391] - Thrift table creation will fail with default TTL with sanity checks
- * [HBASE-11396] - Invalid meta entries can lead to unstartable master
- * [HBASE-11397] - When merging expired stripes, we need to create an empty file to preserve metadata.
- * [HBASE-11399] - Improve Quickstart chapter and move Pseudo-distributed and distributed to it
- * [HBASE-11403] - Fix race conditions around Object#notify
- * [HBASE-11413] - [findbugs] RV: Negating the result of compareTo()/compare()
- * [HBASE-11418] - build target "site" doesn't respect hadoop-two.version property
- * [HBASE-11422] - Specification of scope is missing for certain Hadoop dependencies
- * [HBASE-11423] - Visibility label and per cell ACL feature not working with HTable#mutateRow() and MultiRowMutationEndpoint
- * [HBASE-11424] - Avoid usage of CellUtil#getTagArray(Cell cell) within server
- * [HBASE-11430] - lastFlushSeqId has been updated wrongly during region open
- * [HBASE-11432] - [AccessController] Remove cell first strategy
- * [HBASE-11433] - LruBlockCache does not respect its configurable parameters
- * [HBASE-11435] - Visibility labelled cells fail to getting replicated
- * [HBASE-11439] - StripeCompaction may not obey the OffPeak rule to compaction
- * [HBASE-11442] - ReplicationSourceManager doesn't cleanup the queues for recovered sources
- * [HBASE-11445] - TestZKProcedure#testMultiCohortWithMemberTimeoutDuringPrepare is flaky
- * [HBASE-11448] - Fix javadoc warnings
- * [HBASE-11449] - IntegrationTestIngestWithACL fails to use different users after HBASE-10810
- * [HBASE-11457] - Increment HFile block encoding IVs accounting for ciper's internal use
- * [HBASE-11458] - NPEs if RegionServer cannot initialize
- * [HBASE-11460] - Deadlock in HMaster on masterAndZKLock in HConnectionManager
- * [HBASE-11463] - (findbugs) HE: Class defines equals() and uses Object.hashCode()
- * [HBASE-11465] - [VisibilityController] Reserved tags check not happening for Append/Increment
- * [HBASE-11475] - Distributed log replay should also replay compaction events
- * [HBASE-11476] - Expand 'Conceptual View' section of Data Model chapter
- * [HBASE-11477] - book.xml has Docbook validity issues (again)
- * [HBASE-11481] - TableSnapshotInputFormat javadoc wrongly claims HBase "enforces security"
- * [HBASE-11487] - ScanResponse carries non-zero cellblock for CloseScanRequest (ScanRequest with close_scanner = true)
- * [HBASE-11488] - cancelTasks in SubprocedurePool can hang during task error
- * [HBASE-11489] - ClassNotFoundException while running IT tests in trunk using 'mvn verify'
- * [HBASE-11492] - Hadoop configuration overrides some ipc parameters including tcpNoDelay
- * [HBASE-11493] - Autorestart option is not working because of stale znode "shutdown"
- * [HBASE-11496] - HBASE-9745 broke cygwin CLASSPATH translation
- * [HBASE-11502] - Track down broken images in Ref Guide
- * [HBASE-11505] - 'snapshot' shell command shadows 'snapshot' shell when 'help' is invoked
- * [HBASE-11506] - IntegrationTestWithCellVisibilityLoadAndVerify allow User to be passed as arg
- * [HBASE-11509] - Forward port HBASE-11039 to trunk and branch-1 after HBASE-11489
- * [HBASE-11510] - Visibility serialization format tag gets duplicated in Append/Increment'ed cells
- * [HBASE-11514] - Fix findbugs warnings in blockcache
- * [HBASE-11517] - TestReplicaWithCluster turns zombie
- * [HBASE-11518] - doc update for how to create non-shared HConnection
- * [HBASE-11523] - JSON serialization of PE Options is broke
- * [HBASE-11525] - Region server holding in region states is out of sync with meta
- * [HBASE-11527] - Cluster free memory limit check should consider L2 block cache size also when L2 cache is onheap.
- * [HBASE-11530] - RegionStates adds regions to wrong servers
- * [HBASE-11531] - RegionStates for regions under region-in-transition znode are not updated on startup
- * [HBASE-11534] - Remove broken JAVA_HOME autodetection in hbase-config.sh
- * [HBASE-11535] - ReplicationPeer map is not thread safe
- * [HBASE-11536] - Puts of region location to Meta may be out of order which causes inconsistent of region location
- * [HBASE-11537] - Avoid synchronization on instances of ConcurrentMap
- * [HBASE-11540] - Document HBASE-11474
- * [HBASE-11541] - Wrong result when scaning meta with startRow
- * [HBASE-11545] - mapred.TableSnapshotInputFormat is missing InterfaceAudience annotation
- * [HBASE-11550] - Custom value for BUCKET_CACHE_BUCKETS_KEY should be sorted
- * [HBASE-11551] - BucketCache$WriterThread.run() doesn't handle exceptions correctly
- * [HBASE-11554] - Remove Reusable poolmap Rpc client type.
- * [HBASE-11555] - TableSnapshotRegionSplit should be public
- * [HBASE-11558] - Caching set on Scan object gets lost when using TableMapReduceUtil in 0.95+
- * [HBASE-11561] - deprecate ImmutableBytesWritable.getSize and replace with getLength
- * [HBASE-11564] - Improve cancellation management in the rpc layer
- * [HBASE-11565] - Stale connection could stay for a while
- * [HBASE-11575] - Pseudo distributed mode does not work as documented
- * [HBASE-11579] - CopyTable should check endtime value only if != 0
- * [HBASE-11582] - Fix Javadoc warning in DataInputInputStream and CacheConfig
- * [HBASE-11586] - HFile's HDFS op latency sampling code is not used
- * [HBASE-11588] - RegionServerMetricsWrapperRunnable misused the 'period' parameter
- * [HBASE-11589] - AccessControlException should be a not retriable exception
- * [HBASE-11591] - Scanner fails to retrieve KV from bulk loaded file with highest sequence id than the cell's mvcc in a non-bulk loaded file
- * [HBASE-11593] - TestCacheConfig failing consistently in precommit builds
- * [HBASE-11594] - Unhandled NoNodeException in distributed log replay mode
- * [HBASE-11603] - Apply version of HADOOP-8027 to our JMXJsonServlet
- * [HBASE-11609] - LoadIncrementalHFiles fails if the namespace is specified
- * [HBASE-11617] - incorrect AgeOfLastAppliedOp and AgeOfLastShippedOp in replication Metrics when no new replication OP
- * [HBASE-11620] - Record the class name of Writer in WAL header so that only proper Reader can open the WAL file
- * [HBASE-11627] - RegionSplitter's rollingSplit terminated with "/ by zero", and the _balancedSplit file was not deleted properly
- * [HBASE-11632] - Region split needs to clear force split flag at the end of SplitRequest run
- * [HBASE-11659] - Region state RPC call is not idempotent
- * [HBASE-11662] - Launching shell with long-form --debug fails
- * [HBASE-11668] - Re-add HBASE_LIBRARY_PATH to bin/hbase
- * [HBASE-11671] - TestEndToEndSplitTransaction fails on master
- * [HBASE-11678] - BucketCache ramCache fills heap after running a few hours
- * [HBASE-11687] - No need to abort on postOpenDeployTasks exception if region opening is cancelled
- * [HBASE-11703] - Meta region state could be corrupted
- * [HBASE-11705] - callQueueSize should be decremented in a fail-fast scenario
- * [HBASE-11708] - RegionSplitter incorrectly calculates splitcount
- * [HBASE-11709] - TestMasterShutdown can fail sometime
- * [HBASE-11716] - LoadTestDataGeneratorWithVisibilityLabels should handle Delete mutations
- * [HBASE-11717] - Remove unused config 'hbase.offheapcache.percentage' from hbase-default.xml and book
- * [HBASE-11718] - Remove some logs in RpcClient.java
- * [HBASE-11719] - Remove some unused paths in AsyncClient
- * [HBASE-11725] - Backport failover checking change to 1.0
- * [HBASE-11726] - Master should fail-safe if starting with a pre 0.96 layout
- * [HBASE-11727] - Assignment wait time error in case of ServerNotRunningYetException
- * [HBASE-11728] - Data loss while scanning using PREFIX_TREE DATA-BLOCK-ENCODING
- * [HBASE-11733] - Avoid copy-paste in Master/Region CoprocessorHost
- * [HBASE-11744] - RpcServer code should not use a collection from netty internal
- * [HBASE-11745] - FilterAllFilter should return ReturnCode.SKIP
- * [HBASE-11755] - VisibilityController returns the wrong value for preBalanceSwitch()
- * [HBASE-11766] - Backdoor CoprocessorHConnection is no longer being used for local writes
- * [HBASE-11770] - TestBlockCacheReporting.testBucketCache is not stable
- * [HBASE-11772] - Bulk load mvcc and seqId issues with native hfiles
- * [HBASE-11773] - Wrong field used for protobuf construction in RegionStates.
- * [HBASE-11782] - Document that hbase.MetaMigrationConvertingToPB needs to be set to true for migrations pre 0.96
- * [HBASE-11787] - TestRegionLocations is not categorized
- * [HBASE-11788] - hbase is not deleting the cell when a Put with a KeyValue, KeyValue.Type.Delete is submitted
- * [HBASE-11789] - LoadIncrementalHFiles is not picking up the -D option
- * [HBASE-11794] - StripeStoreFlusher causes NullPointerException
- * [HBASE-11797] - Create Table interface to replace HTableInterface
- * [HBASE-11802] - Scan copy constructor doesn't copy reversed member variable
- * [HBASE-11813] - CellScanner#advance may overflow stack
- * [HBASE-11814] - TestAssignmentManager.testCloseFailed() and testOpenCloseRacing() is flaky
- * [HBASE-11816] - Initializing custom Metrics implementation failed in Mapper or Reducer
- * [HBASE-11820] - ReplicationSource : Set replication codec class as RPC codec class on a clonned Configuration
- * [HBASE-11823] - Cleanup javadoc warnings.
- * [HBASE-11832] - maven release plugin overrides command line arguments
- * [HBASE-11836] - IntegrationTestTimeBoundedMultiGetRequestsWithRegionReplicas tests simple get by default
- * [HBASE-11839] - TestRegionRebalance is flakey
- * [HBASE-11844] - region_mover.rb load enters an infinite loop if region already present on target server
- * [HBASE-11851] - RpcClient can try to close a connection not ready to close
- * [HBASE-11856] - hbase-common needs a log4j.properties resource for handling unit test logging output
- * [HBASE-11857] - Restore ReaderBase.initAfterCompression() and WALCellCodec.create(Configuration, CompressionContext)
- * [HBASE-11859] - 'hadoop jar' references in documentation should mention hbase-server.jar, not hbase.jar
- * [HBASE-11863] - WAL files are not archived and stays in the WAL directory after splitting
- * [HBASE-11876] - RegionScanner.nextRaw(...) should not update metrics
- * [HBASE-11878] - TestVisibilityLabelsWithDistributedLogReplay#testAddVisibilityLabelsOnRSRestart sometimes fails due to VisibilityController not yet initialized
- * [HBASE-11880] - NPE in MasterStatusServlet
- * [HBASE-11882] - Row level consistency may not be maintained with bulk load and compaction
- * [HBASE-11886] - The creator of the table should have all permissions on the table
- * [HBASE-11887] - Memory retention in branch-1; millions of instances of LiteralByteString for column qualifier and value
- * [HBASE-11892] - configs contain stale entries
- * [HBASE-11893] - RowTooBigException should be in hbase-client module
- * [HBASE-11896] - LoadIncrementalHFiles fails in secure mode if the namespace is specified
- * [HBASE-11898] - CoprocessorHost.Environment should cache class loader instance
- * [HBASE-11905] - Add orca to server UIs and update logo.
- * [HBASE-11921] - Minor fixups that come of testing branch-1
- * [HBASE-11932] - Stop the html-single from building a html-single of every chapter and cluttering the docbkx directory
- * [HBASE-11936] - IsolationLevel must be attribute of a Query not a Scan
- * [HBASE-11946] - Get xref and API docs to build properly again
- * [HBASE-11947] - NoSuchElementException in balancer for master regions
- * [HBASE-11949] - Setting hfile.block.cache.size=0 doesn't actually disable blockcache
- * [HBASE-11959] - TestAssignmentManagerOnCluster is flaky
- * [HBASE-11972] - The "doAs user" used in the update to hbase:acl table RPC is incorrect
- * [HBASE-11976] - Server startcode is not checked for bulk region assignment
- * [HBASE-11984] - TestClassFinder failing on occasion
- * [HBASE-11989] - IntegrationTestLoadAndVerify cannot be configured anymore on distributed mode
+ * [HBASE-6778] - Deprecate Chore; its a thread per task when we should have one thread to do all tasks
+ * [HBASE-7332] - [webui] HMaster webui should display the number of regions a table has.
+ * [HBASE-8026] - HBase Shell docs for scan command does not reference VERSIONS
+ * [HBASE-8725] - Add total time RPC call metrics
+ * [HBASE-9738] - Delete table and loadbalancer interference
+ * [HBASE-9910] - TestHFilePerformance and HFilePerformanceEvaluation should be merged in a single HFile performance test class.
+ * [HBASE-10499] - In write heavy scenario one of the regions does not get flushed causing RegionTooBusyException
+ * [HBASE-10528] - DefaultBalancer selects plans to move regions onto draining nodes
+ * [HBASE-10728] - get_counter value is never used.
+ * [HBASE-11542] - Unit Test KeyStoreTestUtil.java compilation failure in IBM JDK
+ * [HBASE-11544] - [Ergonomics] hbase.client.scanner.caching is dogged and will try to return batch even if it means OOME
+ * [HBASE-12006] - [JDK 8] KeyStoreTestUtil#generateCertificate fails due to "subject class type invalid"
+ * [HBASE-12028] - Abort the RegionServer, when it's handler threads die
+ * [HBASE-12070] - Add an option to hbck to fix ZK inconsistencies
+ * [HBASE-12102] - Duplicate keys in HBase.RegionServer metrics JSON
+ * [HBASE-12108] - HBaseConfiguration: set classloader before loading xml files
+ * [HBASE-12270] - A bug in the bucket cache, with cache blocks on write enabled
+ * [HBASE-12339] - WAL performance evaluation tool doesn't roll logs
+ * [HBASE-12393] - The regionserver web will throw exception if we disable block cache
+ * [HBASE-12480] - Regions in FAILED_OPEN/FAILED_CLOSE should be processed on master failover
+ * [HBASE-12548] - Improve debuggability of IntegrationTestTimeBoundedRequestsWithRegionReplicas
+ * [HBASE-12574] - Update replication metrics to not do so many map look ups.
+ * [HBASE-12585] - Fix refguide so it does hbase 1.0 style API everywhere with callout on how we used to do it in pre-1.0
+ * [HBASE-12607] - TestHBaseFsck#testParallelHbck fails running against hadoop 2.6.0
+ * [HBASE-12644] - Visibility Labels: issue with storing super users in labels table
+ * [HBASE-12694] - testTableExistsIfTheSpecifiedTableRegionIsSplitParent in TestSplitTransactionOnCluster class leaves regions in transition
+ * [HBASE-12697] - Don't use RegionLocationFinder if localityCost == 0
+ * [HBASE-12711] - Fix new findbugs warnings in hbase-thrift module
+ * [HBASE-12715] - getLastSequenceId always returns -1
+ * [HBASE-12716] - A bug in RegionSplitter.UniformSplit algorithm
+ * [HBASE-12717] - Pre-split algorithm in HBaseAdmin.create() can not find the split point
+ * [HBASE-12718] - Convert TestAcidGuarantees from a unit test to an integration test
+ * [HBASE-12728] - buffered writes substantially less useful after removal of HTablePool
+ * [HBASE-12732] - Log messages in FileLink$FileLinkInputStream#tryOpen are reversed
+ * [HBASE-12734] - TestPerColumnFamilyFlush.testCompareStoreFileCount is flakey
+ * [HBASE-12739] - Avoid too large identifier of ZooKeeperWatcher
+ * [HBASE-12740] - Improve performance of TestHBaseFsck
+ * [HBASE-12741] - AccessController contains a javadoc issue
+ * [HBASE-12742] - ClusterStatusPublisher crashes with a IPv6 network interface.
+ * [HBASE-12743] - [ITBLL] Master fails rejoining cluster stuck splitting logs; Distributed log replay=true
+ * [HBASE-12744] - hbase-default.xml lists hbase.regionserver.global.memstore.size twice
+ * [HBASE-12747] - IntegrationTestMTTR will OOME if launched with mvn verify
+ * [HBASE-12749] - Tighten HFileLink api to enable non-snapshot uses
+ * [HBASE-12750] - getRequestsCount() in ClusterStatus returns total number of request
+ * [HBASE-12767] - Fix a StoreFileScanner NPE in reverse scan flow
+ * [HBASE-12771] - TestFailFast#testFastFail failing
+ * [HBASE-12772] - TestPerColumnFamilyFlush failing
+ * [HBASE-12774] - Fix the inconsistent permission checks for bulkloading.
+ * [HBASE-12781] - thrift2 listen port will bind always to the passed command line address
+ * [HBASE-12782] - ITBLL fails for me if generator does anything but 5M per maptask
+ * [HBASE-12791] - HBase does not attempt to clean up an aborted split when the regionserver shutting down
+ * [HBASE-12798] - Map Reduce jobs should not create Tables in setConf()
+ * [HBASE-12801] - Failed to truncate a table while maintaing binary region boundaries
+ * [HBASE-12804] - ImportTsv fails to delete partition files created by it
+ * [HBASE-12810] - Update to htrace-incubating
+ * [HBASE-12811] - [AccessController] NPE while scanning a table with user not having READ permission on the namespace
+ * [HBASE-12817] - Data missing while scanning using PREFIX_TREE data block encoding
+ * [HBASE-12819] - ExportSnapshot doesn't close FileSystem instances
+ * [HBASE-12824] - CompressionTest fails with org.apache.hadoop.hbase.io.hfile.AbstractHFileReader$NotSeekedException: Not seeked to a key/value
+ * [HBASE-12831] - Changing the set of vis labels a user has access to doesn't generate an audit log event
+ * [HBASE-12832] - Describe table from shell no longer shows Table's attributes, only CF attributes
+ * [HBASE-12833] - [shell] table.rb leaks connections
+ * [HBASE-12835] - HBASE-12422 changed new HTable(Configuration) to not use managed Connections anymore
+ * [HBASE-12837] - ReplicationAdmin leaks zk connections
+ * [HBASE-12844] - ServerManager.isServerReacable() should sleep between retries
+ * [HBASE-12845] - ByteBufferOutputStream should grow as direct buffer if the initial buffer is also direct BB
+ * [HBASE-12847] - TestZKLessSplitOnCluster frequently times out in 0.98 builds
+ * [HBASE-12849] - LoadIncrementalHFiles should use unmanaged connection in branch-1
+ * [HBASE-12862] - Uppercase "wals" in RegionServer webUI
+ * [HBASE-12863] - Master info port on RS UI is always 0
+ * [HBASE-12864] - IntegrationTestTableSnapshotInputFormat fails
+ * [HBASE-12867] - Shell does not support custom replication endpoint specification
+ * [HBASE-12878] - Incorrect HFile path in TestHFilePerformance print output (fix for easier debugging)
+ * [HBASE-12881] - TestFastFail is not compatible with surefire.rerunFailingTestsCount
+ * [HBASE-12886] - Correct tag option name in PerformanceEvaluation
+ * [HBASE-12892] - Add a class to allow taking a snapshot from the command line
+ * [HBASE-12897] - Minimum memstore size is a percentage
+ * [HBASE-12898] - Add in used undeclared dependencies
+ * [HBASE-12901] - Possible deadlock while onlining a region and get region plan for other region run parallel
+ * [HBASE-12904] - Threading issues in region_mover.rb
+ * [HBASE-12908] - Typos in MemStoreFlusher javadocs
+ * [HBASE-12915] - Disallow small scan with batching
+ * [HBASE-12916] - No access control for replicating WAL entries
+ * [HBASE-12917] - HFilePerformanceEvaluation Scan tests fail with StackOverflowError due to recursive call in createCell function
+ * [HBASE-12918] - Backport asciidoc changes
+ * [HBASE-12919] - Compilation with Hadoop-2.4- is broken again
+ * [HBASE-12924] - HRegionServer#MovedRegionsCleaner Chore does not start
+ * [HBASE-12927] - TestFromClientSide#testScanMetrics() failing due to duplicate createTable commands
+ * [HBASE-12931] - The existing KeyValues in memstore are not removed completely after inserting cell into memStore
+ * [HBASE-12948] - Calling Increment#addColumn on the same column multiple times produces wrong result
+ * [HBASE-12951] - TestHCM.testConnectionClose is flakey when using AsyncRpcClient as client implementation
+ * [HBASE-12953] - RegionServer is not functionally working with AysncRpcClient in secure mode
+ * [HBASE-12954] - Ability impaired using HBase on multihomed hosts
+ * [HBASE-12956] - Binding to 0.0.0.0 is broken after HBASE-10569
+ * [HBASE-12958] - SSH doing hbase:meta get but hbase:meta not assigned
+ * [HBASE-12961] - Negative values in read and write region server metrics
+ * [HBASE-12962] - TestHFileBlockIndex.testBlockIndex() commented out during HBASE-10531
+ * [HBASE-12964] - Add the ability for hbase-daemon.sh to start in the foreground
+ * [HBASE-12966] - NPE in HMaster while recovering tables in Enabling state
+ * [HBASE-12969] - Parameter Validation is not there for shell script, local-master-backup.sh and local-regionservers.sh
+ * [HBASE-12971] - Replication stuck due to large default value for replication.source.maxretriesmultiplier
+ * [HBASE-12976] - Set default value for hbase.client.scanner.max.result.size
+ * [HBASE-12978] - Region goes permanently offline (WAS: hbase:meta has a row missing hregioninfo and it causes my long-running job to fail)
+ * [HBASE-12984] - SSL cannot be used by the InfoPort after removing deprecated code in HBASE-10336
+ * [HBASE-12985] - Javadoc warning and findbugs fixes to get us green again
+ * [HBASE-12989] - region_mover.rb unloadRegions method uses ArrayList concurrently resulting in errors
+ * [HBASE-12991] - Use HBase 1.0 interfaces in hbase-rest
+ * [HBASE-12993] - Use HBase 1.0 interfaces in hbase-thrift
+ * [HBASE-12996] - Reversed field on Filter should be transient
+ * [HBASE-12998] - Compilation with Hdfs-2.7.0-SNAPSHOT is broken after HDFS-7647
+ * [HBASE-12999] - Make foreground_start return the correct exit code
+ * [HBASE-13001] - NullPointer in master logs for table.jsp
+ * [HBASE-13003] - Get tests in TestHFileBlockIndex back
+ * [HBASE-13004] - Make possible to explain why HBaseTestingUtility.waitFor fails
+ * [HBASE-13007] - Fix the test timeouts being caused by ChoreService
+ * [HBASE-13009] - HBase REST UI inaccessible
+ * [HBASE-13010] - HFileOutputFormat2 partitioner's path is hard-coded as '/tmp'
+ * [HBASE-13011] - TestLoadIncrementalHFiles is flakey when using AsyncRpcClient as client implementation
+ * [HBASE-13027] - mapreduce.TableInputFormatBase should create its own Connection if needed
+ * [HBASE-13030] - [1.0.0 polish] Make ScanMetrics public again and align Put 'add' with Get, Delete, etc., addColumn
+ * [HBASE-13032] - Migration of states should be performed once META is assigned and onlined.
+ * [HBASE-13036] - Meta scanner should use its own threadpool
+ * [HBASE-13038] - Fix the java doc warning continuously reported by Hadoop QA
+ * [HBASE-13039] - Add patchprocess/* to .gitignore to fix builds of branches
+ * [HBASE-13040] - Possible failure of TestHMasterRPCException
+ * [HBASE-13047] - Add "HBase Configuration" link missing on the table details pages
+ * [HBASE-13048] - Use hbase.crypto.wal.algorithm in SecureProtobufLogReader while decrypting the data
+ * [HBASE-13049] - wal_roll ruby command doesn't work.
+ * [HBASE-13050] - Hbase shell create_namespace command throws ArrayIndexOutOfBoundException for (invalid) empty text input.
+ * [HBASE-13055] - HRegion FIXED_OVERHEAD missed one boolean
+ * [HBASE-13058] - Hbase shell command 'scan' for non existent table shows unnecessary info for one unrelated existent table.
+ * [HBASE-13061] - RegionStates can remove wrong region from server holdings
+ * [HBASE-13065] - Increasing -Xmx when running TestDistributedLogSplitting
+ * [HBASE-13066] - Fix typo in AsyncRpcChannel
+ * [HBASE-13069] - Thrift Http Server returns an error code of 500 instead of 401 when authentication fails
+ * [HBASE-13070] - Fix TestCacheOnWrite
+ * [HBASE-13072] - BucketCache.evictBlock returns true if block does not exist
+ * [HBASE-13075] - TableInputFormatBase spuriously warning about multiple initializeTable calls
+ * [HBASE-13077] - BoundedCompletionService doesn't pass trace info to server
+ * [HBASE-13083] - Master can be dead-locked while assigning META.
+ * [HBASE-13084] - Add labels to VisibilityLabelsCache asynchronously causes TestShell flakey
+ * [HBASE-13085] - Security issue in the implementation of Rest gataway 'doAs' proxy user support
+ * [HBASE-13091] - Split ZK Quorum on Master WebUI
+ * [HBASE-13093] - Local mode HBase instance doesn't shut down.
+ * [HBASE-13097] - Use same EventLoopGroup for different AsyncRpcClients if possible
+ * [HBASE-13102] - Fix Pseudo-distributed Mode which was broken in 1.0.0
+ * [HBASE-13111] - truncate_preserve command is failing with undefined method error
+ * [HBASE-13112] - quota.rb, security.rb and visibility_labels.rb leak connection
+ * [HBASE-13114] - [UNITTEST] TestEnableTableHandler.testDeleteForSureClearsAllTableRowsFromMeta
+ * [HBASE-13115] - Fix the usage of remote user in thrift doAs implementation.
+ * [HBASE-13119] - FileLink should implement equals
+ * [HBASE-13123] - Minor bug in ROW bloom filter
+ * [HBASE-13131] - ReplicationAdmin leaks connections if there's an error in the constructor
+ * [HBASE-13133] - NPE when running TestSplitLogManager
+ * [HBASE-13134] - mutateRow and checkAndMutate apis don't throw region level exceptions
+ * [HBASE-13136] - TestSplitLogManager.testGetPreviousRecoveryMode is flakey
+ * [HBASE-13139] - Clean up missing JAVA_HOME message in bin/hbase-config.sh
+ * [HBASE-13141] - IntegrationTestAcidGuarantees returns incorrect values for getColumnFamilies
+ * [HBASE-13145] - TestNamespaceAuditor.testRegionMerge is flaky
+ * [HBASE-13146] - Race Condition in ScheduledChore and ChoreService
+ * [HBASE-13149] - HBase MR is broken on Hadoop 2.5+ Yarn
+ * [HBASE-13155] - Fix TestPrefixTree
+ * [HBASE-13156] - Fix minor rat violation recently introduced (asciidoctor.css).
+ * [HBASE-13165] - Fix docs and scripts for default max heaps size after HBASE-11804
+ * [HBASE-13172] - TestDistributedLogSplitting.testThreeRSAbort fails several times on branch-1
+ * [HBASE-13174] - Apply HBASE-11804 to Windows scripts
+ * [HBASE-13176] - Flakey TestZooKeeper test.
+ * [HBASE-13181] - TestHRegionReplayEvents.testReplayBulkLoadEvent fails frequently.
+ * [HBASE-13188] - java.lang.ArithmeticException issue in BoundedByteBufferPool.putBuffer
+ * [HBASE-13193] - RegionScannerImpl filters should not be reset if a partial Result is returned
+ * [HBASE-13206] - Fix TableLock tableName log format
+ * [HBASE-13224] - Minor formatting issue when logging a namespace scope in AuthResult#toContextString
+ * [HBASE-13227] - LoadIncrementalHFile should skip non-files inside a possible family-dir
+ * [HBASE-13229] - Specify bash for local-regionservers.sh and local-master-backup.sh
+ * [HBASE-13232] - ConnectionManger : Batch pool threads and metaLookup pool threads should use different name pattern
+ * [HBASE-13239] - HBase grant at specific column level does not work for Groups
+ * [HBASE-13242] - TestPerColumnFamilyFlush.testFlushingWhenLogRolling hung
+ * [HBASE-13246] - Correct the assertion for namespace permissions in tearDown method of TestAccessController
+ * [HBASE-13253] - LoadIncrementalHFiles unify hfiles discovery
+ * [HBASE-13262] - ResultScanner doesn't return all rows in Scan
+ * [HBASE-13265] - Make thrift2 usable from c++
+ * [HBASE-13273] - Make Result.EMPTY_RESULT read-only; currently it can be modified
+ * [HBASE-13274] - Fix misplaced deprecation in Delete#addXYZ
+ * [HBASE-13275] - Setting hbase.security.authorization to false does not disable authorization
+ * [HBASE-13282] - Fix the minor issues of running Canary on kerberized environment
+ * [HBASE-13285] - Fix flaky getRegions() in TestAccessController.setUp()
+ * [HBASE-13289] - typo in splitSuccessCount metric
+ * [HBASE-13294] - Fix the critical ancient loopholes in security testing infrastructure.
+ * [HBASE-13295] - TestInfoServers hang
+ * [HBASE-13296] - Fix the deletion of acl notify nodes for namespace.
+ * [HBASE-13298] - Clarify if Table.{set|get}WriteBufferSize() is deprecated or not
+ * [HBASE-13299] - Add setReturnResults() to Increment, like Append has
+ * [HBASE-13301] - Possible memory leak in BucketCache
+ * [HBASE-13305] - Get(Get get) is not copying the row key
+ * [HBASE-13308] - Fix flaky TestEndToEndSplitTransaction
+ * [HBASE-13309] - Some tests do not reset EnvironmentEdgeManager
+ * [HBASE-13314] - Fix NPE in HMaster.getClusterStatus()
+ * [HBASE-13315] - BufferedMutator should be @InterfaceAudience.Public
+ * [HBASE-13317] - Region server reportForDuty stuck looping if there is a master change
+ * [HBASE-13321] - Fix flaky TestHBaseFsck
+ * [HBASE-13326] - Disabled table can't be enabled after HBase is restarted
+ * [HBASE-13328] - LoadIncrementalHFile.doBulkLoad(Path,HTable) should handle managed connections
+ * [HBASE-13331] - Exceptions from DFS client can cause CatalogJanitor to delete referenced files
+ * [HBASE-13371] - Fix typo in TestAsyncIPC
+ * [HBASE-13374] - Small scanners (with particular configurations) do not return all rows
+ * [HBASE-13382] - IntegrationTestBigLinkedList should use SecureRandom
+ * [HBASE-13384] - Fix Javadoc warnings introduced by HBASE-12972
+ * [HBASE-13385] - TestGenerateDelegationToken is broken with hadoop 2.8.0
+ * [HBASE-13388] - Handling NullPointer in ZKProcedureMemberRpcs while getting ZNode data
+ * [HBASE-13394] - Failed to recreate a table when quota is enabled
+ * [HBASE-13397] - Purge duplicate rpc request thread local
+ * [HBASE-13402] - [Backport 1.1] HBASE-12552: listSnapshots should list only owned snapshots for non-super user
+ * [HBASE-13406] - TestAccessController is flaky when create is slow
+ * [HBASE-13409] - Add categories to uncategorized tests
+ * [HBASE-13410] - Bug in KeyValueUtil.oswrite() for non Keyvalue cases
+ * [HBASE-13414] - TestHCM no longer needs to test for JRE 6.
+ * [HBASE-13417] - batchCoprocessorService() does not handle NULL keys
+ * [HBASE-13423] - Remove duplicate entry for hbase.regionserver.regionSplitLimit in hbase-default.xml
+ * [HBASE-13430] - HFiles that are in use by a table cloned from a snapshot may be deleted when that snapshot is deleted
+ * [HBASE-13437] - ThriftServer leaks ZooKeeper connections
+ * [HBASE-13457] - SnapshotExistsException doesn't honor the DoNotRetry
+ * [HBASE-13460] - Revise the MetaLookupPool executor-related defaults (introduced in HBASE-13036)
+ * [HBASE-13463] - Quota needs to be updated only in case of successful region merge
+ * [HBASE-13471] - Fix a possible infinite loop in doMiniBatchMutation
+ * [HBASE-13473] - deleted cells come back alive after the stripe compaction
+ * [HBASE-13475] - Small spelling mistake in region_mover#isSuccessfulScan causes NoMethodError
+ * [HBASE-13477] - Create metrics on failed requests
+ * [HBASE-13482] - Phoenix is failing to scan tables on secure environments.
+ * [HBASE-13490] - foreground daemon start re-executes ulimit output
+ * [HBASE-13491] - Issue in FuzzyRowFilter#getNextForFuzzyRule
+ * [HBASE-13499] - AsyncRpcClient test cases failure in powerpc
+ * [HBASE-13517] - Publish a client artifact with shaded dependencies
+ * [HBASE-13520] - NullPointerException in TagRewriteCell
+ * [HBASE-13524] - TestReplicationAdmin fails on JDK 1.8
+ * [HBASE-13526] - TestRegionServerReportForDuty can be flaky: hang or timeout
+ * [HBASE-13527] - The default value for hbase.client.scanner.max.result.size is never actually set on Scans
+ * [HBASE-13528] - A bug on selecting compaction pool
+ * [HBASE-13546] - NPE on region server status page if all masters are down
+ * [HBASE-13555] - StackServlet produces 500 error
+ * [HBASE-13575] - TestChoreService has to make sure that the opened ChoreService is closed for each unit test
+ * [HBASE-13577] - Documentation is pointing to wrong port for Master Web UI
+ * [HBASE-13585] - HRegionFileSystem#splitStoreFile() finishes without closing the file handle in some situation
+ * [HBASE-13589] - [WINDOWS] hbase.cmd script is broken
+ * [HBASE-13594] - MultiRowRangeFilter shouldn't call HBaseZeroCopyByteString.wrap() directly
+ * [HBASE-13596] - src assembly does not build
+ * [HBASE-13637] - branch-1.1 does not build against hadoop-2.2.
+ * [HBASE-13661] - Correct binary compatibility issues discovered in 1.1.0RC0
** Improvement
- * [HBASE-2217] - VM OPTS for shell only
- * [HBASE-3270] - When we create the .version file, we should create it in a tmp location and then move it into place
- * [HBASE-4163] - Create Split Strategy for YCSB Benchmark
- * [HBASE-4495] - CatalogTracker has an identity crisis; needs to be cut-back in scope
- * [HBASE-5349] - Automagically tweak global memstore and block cache sizes based on workload
- * [HBASE-5923] - Cleanup checkAndXXX logic
- * [HBASE-6626] - Add a chapter on HDFS in the troubleshooting section of the HBase reference guide.
- * [HBASE-6990] - Pretty print TTL
- * [HBASE-7088] - Duplicate code in RowCounter
- * [HBASE-7849] - Provide administrative limits around bulkloads of files into a single region
- * [HBASE-7910] - Dont use reflection for security
- * [HBASE-7987] - Snapshot Manifest file instead of multiple empty files
- * [HBASE-8076] - add better doc for HBaseAdmin#offline API.
- * [HBASE-8298] - In shell, provide alias of 'desc' for 'describe'
- * [HBASE-8315] - Documentation should have more information of LRU Stats
- * [HBASE-8332] - Add truncate as HMaster method
- * [HBASE-8495] - Change ownership of the directory to bulk load
- * [HBASE-8604] - improve reporting of incorrect peer address in replication
- * [HBASE-8755] - A new write thread model for HLog to improve the overall HBase write throughput
- * [HBASE-8763] - Combine MVCC and SeqId
- * [HBASE-8807] - HBase MapReduce Job-Launch Documentation Misplaced
- * [HBASE-8970] - [book] Filter language documentation is hidden
- * [HBASE-9343] - Implement stateless scanner for Stargate
- * [HBASE-9345] - Add support for specifying filters in scan
- * [HBASE-9426] - Make custom distributed barrier procedure pluggable
- * [HBASE-9501] - Provide throttling for replication
- * [HBASE-9524] - Multi row get does not return any results even if any one of the rows specified in the query is missing and improve exception handling
- * [HBASE-9542] - Have Get and MultiGet do cellblocks, currently they are pb all the time
- * [HBASE-9829] - make the compaction logging less confusing
- * [HBASE-9857] - Blockcache prefetch option
- * [HBASE-9866] - Support the mode where REST server authorizes proxy users
- * [HBASE-9892] - Add info port to ServerName to support multi instances in a node
- * [HBASE-9999] - Add support for small reverse scan
- * [HBASE-10010] - eliminate the put latency spike on the new log file beginning
- * [HBASE-10048] - Add hlog number metric in regionserver
- * [HBASE-10074] - consolidate and improve capacity/sizing documentation
- * [HBASE-10086] - [book] document the HBase canary tool usage in the HBase Book
- * [HBASE-10116] - SlabCache metrics improvements
- * [HBASE-10128] - Improve the copy table doc to include information about versions
- * [HBASE-10141] - instead of putting expired store files thru compaction, just archive them
- * [HBASE-10157] - Provide CP hook post log replay
- * [HBASE-10164] - Allow heapsize of different units to be passed as HBASE_HEAPSIZE
- * [HBASE-10173] - Need HFile version check in security coprocessors
- * [HBASE-10175] - 2-thread ChaosMonkey steps on its own toes
- * [HBASE-10202] - Documentation is lacking information about rolling-restart.sh script.
- * [HBASE-10211] - Improve AccessControl documentation in hbase book
- * [HBASE-10213] - Add read log size per second metrics for replication source
- * [HBASE-10228] - Support setCellVisibility and setAuthorizations in Shell
- * [HBASE-10229] - Support OperationAttributes in Increment and Append in Shell
- * [HBASE-10239] - Improve determinism and debugability of TestAccessController
- * [HBASE-10252] - Don't write back to WAL/memstore when Increment amount is zero (mostly for query rather than update intention)
- * [HBASE-10263] - make LruBlockCache single/multi/in-memory ratio user-configurable and provide preemptive mode for in-memory type block
- * [HBASE-10265] - Upgrade to commons-logging 1.1.3
- * [HBASE-10277] - refactor AsyncProcess
- * [HBASE-10289] - Avoid random port usage by default JMX Server. Create Custome JMX server
- * [HBASE-10323] - Auto detect data block encoding in HFileOutputFormat
- * [HBASE-10324] - refactor deferred-log-flush/Durability related interface/code/naming to align with changed semantic of the new write thread model
- * [HBASE-10331] - Insure security tests use SecureTestUtil methods for grants
- * [HBASE-10344] - Improve write performance by ignoring sync to hdfs when an asyncer's writes have been synced by other asyncer
- * [HBASE-10346] - Add Documentation for stateless scanner
- * [HBASE-10368] - Add Mutation.setWriteToWAL() back to 0.98
- * [HBASE-10373] - Add more details info for ACL group in HBase book
- * [HBASE-10389] - Add namespace help info in table related shell commands
- * [HBASE-10395] - endTime won't be set in VerifyReplication if startTime is not set
- * [HBASE-10419] - Add multiget support to PerformanceEvaluation
- * [HBASE-10423] - Report back the message of split or rollback failure to the master
- * [HBASE-10427] - clean up HRegionLocation/ServerName usage
- * [HBASE-10430] - Support compressTags in shell for enabling tag encoding
- * [HBASE-10471] - Remove HTD.isAsyncLogFlush() from trunk
- * [HBASE-10479] - HConnection interface is public but is used internally, and contains a bunch of methods
- * [HBASE-10487] - Avoid allocating new KeyValue and according bytes-copying for appended kvs which don't have existing values
- * [HBASE-10498] - Add new APIs to load balancer interface
- * [HBASE-10511] - Add latency percentiles on PerformanceEvaluation
- * [HBASE-10518] - DirectMemoryUtils.getDirectMemoryUsage spams when none is configured
- * [HBASE-10569] - Co-locate meta and master
- * [HBASE-10570] - Allow overrides of Surefire secondPartForkMode and testFailureIgnore
- * [HBASE-10589] - Reduce unnecessary TestRowProcessorEndpoint resource usage
- * [HBASE-10590] - Update contents about tracing in the Reference Guide
- * [HBASE-10591] - Sanity check table configuration in createTable
- * [HBASE-10592] - Refactor PerformanceEvaluation tool
- * [HBASE-10597] - IOEngine#read() should return the number of bytes transferred
- * [HBASE-10599] - Replace System.currentMillis() with EnvironmentEdge.currentTimeMillis in memstore flusher and related places
- * [HBASE-10603] - Deprecate RegionSplitter CLI tool
- * [HBASE-10615] - Make LoadIncrementalHFiles skip reference files
- * [HBASE-10638] - Improve error message when there is no region server available for move
- * [HBASE-10641] - Configurable Bucket Sizes in bucketCache
- * [HBASE-10663] - Some code cleanup of class Leases and ScannerListener.leaseExpired
- * [HBASE-10678] - Make verifyrep tool implement toolrunner
- * [HBASE-10690] - Drop Hadoop-1 support
- * [HBASE-10693] - Correct declarations of Atomic* fields from 'volatile' to 'final'
- * [HBASE-10744] - AM#CloseRegion no need to retry on FailedServerException
- * [HBASE-10746] - Bump the version of HTrace to 3.0
- * [HBASE-10752] - Port HBASE-10270 'Remove DataBlockEncoding from BlockCacheKey' to trunk
- * [HBASE-10769] - hbase/bin/hbase-cleanup.sh has wrong usage string
- * [HBASE-10771] - Primitive type put/get APIs in ByteRange
- * [HBASE-10785] - Metas own location should be cached
- * [HBASE-10788] - Add 99th percentile of latency in PE
- * [HBASE-10797] - Add support for -h and --help to rolling_restart.sh and fix the usage string output
- * [HBASE-10813] - Possible over-catch of exceptions
- * [HBASE-10823] - Resolve LATEST_TIMESTAMP to current server time before scanning for ACLs
- * [HBASE-10835] - DBE encode path improvements
- * [HBASE-10842] - Some loggers not declared static final
- * [HBASE-10861] - Extend ByteRange to create Mutable and Immutable ByteRange
- * [HBASE-10871] - Indefinite OPEN/CLOSE wait on busy RegionServers
- * [HBASE-10873] - Control number of regions assigned to backup masters
- * [HBASE-10883] - Restrict the universe of labels and authorizations
- * [HBASE-10884] - [REST] Do not disable block caching when scanning
- * [HBASE-10885] - Support visibility expressions on Deletes
- * [HBASE-10887] - tidy ThriftUtilities format
- * [HBASE-10892] - [Shell] Add support for globs in user_permission
- * [HBASE-10902] - Make Secure Bulk Load work across remote secure clusters
- * [HBASE-10911] - ServerShutdownHandler#toString shows meaningless message
- * [HBASE-10916] - [VisibilityController] Stackable ScanLabelGenerators
- * [HBASE-10923] - Control where to put meta region
- * [HBASE-10925] - Do not OOME, throw RowTooBigException instead
- * [HBASE-10926] - Use global procedure to flush table memstore cache
- * [HBASE-10934] - Provide Admin interface to abstract HBaseAdmin
- * [HBASE-10950] - Add a configuration point for MaxVersion of Column Family
- * [HBASE-10951] - Use PBKDF2 to generate test encryption keys in the shell
- * [HBASE-10952] - [REST] Let the user turn off block caching if desired
- * [HBASE-10960] - Enhance HBase Thrift 1 to include "append" and "checkAndPut" operations
- * [HBASE-10984] - Add description about setting up htrace-zipkin to documentation
- * [HBASE-11000] - Add autoflush option to PerformanceEvaluation
- * [HBASE-11001] - Shell support for granting cell permissions for testing
- * [HBASE-11002] - Shell support for changing cell visibility for testing
- * [HBASE-11004] - Extend traces through FSHLog#sync
- * [HBASE-11007] - BLOCKCACHE in schema descriptor seems not aptly named
- * [HBASE-11008] - Align bulk load, flush, and compact to require Action.CREATE
- * [HBASE-11026] - Provide option to filter out all rows in PerformanceEvaluation tool
- * [HBASE-11044] - [Shell] Show groups for user in 'whoami' output
- * [HBASE-11047] - Remove TimeoutMontior
- * [HBASE-11048] - Support setting custom priority per client RPC
- * [HBASE-11068] - Update code to use Admin factory method instead of constructor
- * [HBASE-11074] - Have PE emit histogram stats as it runs rather than dump once at end of test
- * [HBASE-11083] - ExportSnapshot should provide capability to limit bandwidth consumption
- * [HBASE-11086] - Add htrace support for PerfEval
- * [HBASE-11119] - Update ExportSnapShot to optionally not use a tmp file on external file system
- * [HBASE-11123] - Upgrade instructions from 0.94 to 0.98
- * [HBASE-11126] - Add RegionObserver pre hooks that operate under row lock
- * [HBASE-11128] - Add -target option to ExportSnapshot to export with a different name
- * [HBASE-11134] - Add a -list-snapshots option to SnapshotInfo
- * [HBASE-11136] - Add permission check to roll WAL writer
- * [HBASE-11137] - Add mapred.TableSnapshotInputFormat
- * [HBASE-11151] - move tracing modules from hbase-server to hbase-common
- * [HBASE-11167] - Avoid usage of java.rmi package Exception in MemStore
- * [HBASE-11201] - Enable global procedure members to return values to procedure master
- * [HBASE-11211] - LoadTestTool option for specifying number of regions per server
- * [HBASE-11219] - HRegionServer#createRegionLoad() should reuse RegionLoad.Builder instance when called in a loop
- * [HBASE-11220] - Add listeners to ServerManager and AssignmentManager
- * [HBASE-11240] - Print hdfs pipeline when hlog's sync is slow
- * [HBASE-11259] - Compression.java different compressions load system classpath differently causing errors
- * [HBASE-11304] - Enable HBaseAdmin.execProcedure to return data from procedure execution
- * [HBASE-11305] - Remove bunch of unused imports in HConnectionManager
- * [HBASE-11315] - Keeping MVCC for configurable longer time
- * [HBASE-11319] - No need to use favored node mapping initialization to find all regions
- * [HBASE-11326] - Use an InputFormat for ExportSnapshot
- * [HBASE-11331] - [blockcache] lazy block decompression
- * [HBASE-11344] - Hide row keys and such from the web UIs
- * [HBASE-11348] - Make frequency and sleep times of chaos monkeys configurable
- * [HBASE-11349] - [Thrift] support authentication/impersonation
- * [HBASE-11350] - [PE] Allow random value size
- * [HBASE-11355] - a couple of callQueue related improvements
- * [HBASE-11362] - Minor improvements to LoadTestTool and PerformanceEvaluation
- * [HBASE-11370] - SSH doesn't need to scan meta if not using ZK for assignment
- * [HBASE-11376] - Presplit table in IntegrationTestBigLinkedList's Generator tool
- * [HBASE-11390] - PerformanceEvaluation: add an option to use a single connection
- * [HBASE-11398] - Print the stripes' state with file size info
- * [HBASE-11407] - hbase-client should not require Jackson for pure HBase queries be executed
- * [HBASE-11415] - [PE] Dump config before running test
- * [HBASE-11421] - HTableInterface javadoc correction
- * [HBASE-11434] - [AccessController] Disallow inbound cells with reserved tags
- * [HBASE-11436] - Support start Row and stop Row in HBase Export
- * [HBASE-11437] - Modify cell tag handling code to treat the length as unsigned
- * [HBASE-11438] - [Visibility Controller] Support UTF8 character as Visibility Labels
- * [HBASE-11440] - Make KeyValueCodecWithTags as the default codec for replication in trunk
- * [HBASE-11444] - Remove use of reflection for User#getShortName
- * [HBASE-11446] - Reduce the frequency of RNG calls in SecureWALCellCodec#EncryptedKvEncoder
- * [HBASE-11450] - Improve file size info in SnapshotInfo tool
- * [HBASE-11452] - add getUserPermission feature in AccessControlClient as client API
- * [HBASE-11473] - Add BaseWALObserver class
- * [HBASE-11474] - [Thrift2] support authentication/impersonation
- * [HBASE-11491] - Add an option to sleep randomly during the tests with the PE tool
- * [HBASE-11497] - Expose RpcScheduling implementations as LimitedPrivate interfaces
- * [HBASE-11513] - Combine SingleMultiple Queue RpcExecutor into a single class
- * [HBASE-11516] - Track time spent in executing coprocessors in each region.
- * [HBASE-11553] - Abstract visibility label related services into an interface
- * [HBASE-11566] - make ExportSnapshot extendable by removing 'final'
- * [HBASE-11583] - Refactoring out the configuration changes for enabling VisibilityLabels in the unit tests.
- * [HBASE-11623] - mutateRowsWithLocks might require updatesLock.readLock with waitTime=0
- * [HBASE-11630] - Refactor TestAdmin to use Admin interface instead of HBaseAdmin
- * [HBASE-11631] - Wait a little till server is online in assigning meta
- * [HBASE-11649] - Add shortcut commands to bin/hbase for test tools
- * [HBASE-11650] - Write hbase.id to a temporary location and move into place
- * [HBASE-11657] - Put HTable region methods in an interface
- * [HBASE-11664] - Build broken - TestVisibilityWithCheckAuths
- * [HBASE-11667] - Comment ClientScanner logic for NSREs.
- * [HBASE-11674] - LoadIncrementalHFiles should be more verbose after unrecoverable error
- * [HBASE-11679] - Replace "HTable" with "HTableInterface" where backwards-compatible
- * [HBASE-11696] - Make CombinedBlockCache resizable.
- * [HBASE-11697] - Improve the 'Too many blocks' message on UI blockcache status page
- * [HBASE-11701] - Start and end of memstore flush log should be on the same level
- * [HBASE-11702] - Better introspection of long running compactions
- * [HBASE-11706] - Set versions for VerifyReplication
- * [HBASE-11731] - Add option to only run a subset of the shell tests
- * [HBASE-11748] - Cleanup and add pool usage tracing to Compression
- * [HBASE-11749] - Better error logging when coprocessors loading has failed.
- * [HBASE-11754] - [Shell] Record table property SPLITS_FILE in descriptor
- * [HBASE-11757] - Provide a common base abstract class for both RegionObserver and MasterObserver
- * [HBASE-11774] - Avoid allocating unnecessary tag iterators
- * [HBASE-11777] - Find a way to set sequenceId on Cells on the server
- * [HBASE-11790] - Bulk load should use HFileOutputFormat2 in all cases
- * [HBASE-11805] - KeyValue to Cell Convert in WALEdit APIs
- * [HBASE-11810] - Access SSL Passwords through Credential Provider API
- * [HBASE-11821] - [ImportTSV] Abstract labels tags creation into pluggable Interface
- * [HBASE-11825] - Create Connection and ConnectionManager
- * [HBASE-11826] - Split each tableOrRegionName admin methods into two targetted methods
- * [HBASE-11828] - callers of SeverName.valueOf should use equals and not ==
- * [HBASE-11845] - HFile tool should implement Tool, disable blockcache by default
- * [HBASE-11846] - HStore#assertBulkLoadHFileOk should log if a full HFile verification will be performed during a bulkload
- * [HBASE-11847] - HFile tool should be able to print block headers
- * [HBASE-11865] - Result implements CellScannable; rather it should BE a CellScanner
- * [HBASE-11873] - Hbase Version CLI enhancement
- * [HBASE-11877] - Make TableSplit more readable
- * [HBASE-11891] - Introduce HBaseInterfaceAudience level to denote class names that appear in configs.
- * [HBASE-11897] - Add append and remove peer table-cfs cmds for replication
+ * [HBASE-5699] - Run with > 1 WAL in HRegionServer
+ * [HBASE-6919] - Remove unnecessary throws IOException from Bytes.readVLong
+ * [HBASE-7541] - Convert all tests that use HBaseTestingUtility.createMultiRegions to HBA.createTable
+ * [HBASE-8329] - Limit compaction speed
+ * [HBASE-10201] - Port 'Make flush decisions per column family' to trunk
+ * [HBASE-11144] - Filter to support scanning multiple row key ranges
+ * [HBASE-11864] - Enhance HLogPrettyPrinter to print information from WAL Header
+ * [HBASE-11869] - Support snapshot owner
+ * [HBASE-12071] - Separate out thread pool for Master <-> RegionServer communication
+ * [HBASE-12223] - MultiTableInputFormatBase.getSplits is too slow
+ * [HBASE-12405] - WAL accounting by Store
+ * [HBASE-12429] - Add port to ClusterManager's actions.
+ * [HBASE-12608] - region_mover.rb does not log moving region count correctly when loading regions
+ * [HBASE-12620] - Add HBASE-11639 related items to Ref Guide
+ * [HBASE-12627] - Add back snapshot batching facility from HBASE-11360 dropped by HBASE-11742
+ * [HBASE-12641] - Grant all permissions of hbase zookeeper node to hbase superuser in a secure cluster
+ * [HBASE-12684] - Add new AsyncRpcClient
+ * [HBASE-12706] - Support multiple port numbers in ZK quorum string
+ * [HBASE-12719] - Add test WAL provider to quantify FSHLog overhead in the absence of HDFS.
+ * [HBASE-12720] - Make InternalScan LimitedPrivate
+ * [HBASE-12736] - Let MetaScanner recycle a given Connection
+ * [HBASE-12745] - Visibility Labels: support visibility labels for user groups.
+ * [HBASE-12761] - On region jump ClientScanners should get next row start key instead of a skip.
+ * [HBASE-12762] - Region with no hfiles will have the highest locality cost in LocalityCostFunction
+ * [HBASE-12768] - Support enable cache_data_on_write in Shell while creating table
+ * [HBASE-12825] - CallRunner exception messages should include destination host:port
+ * [HBASE-12891] - Parallel execution for Hbck checkRegionConsistency
+ * [HBASE-12893] - IntegrationTestBigLinkedListWithVisibility should use buffered writes
+ * [HBASE-12899] - HBase should prefix htrace configuration keys with "hbase.htrace" rather than just "hbase."
+ * [HBASE-12929] - TableMapReduceUtil.initTableMapperJob unnecessarily limits the types of outputKeyClass and outputValueClass
+ * [HBASE-12957] - region_mover#isSuccessfulScan may be extremely slow on region with lots of expired data
+ * [HBASE-12973] - RegionCoprocessorEnvironment should provide HRegionInfo directly
+ * [HBASE-12975] - Supportable SplitTransaction and RegionMergeTransaction interfaces
+ * [HBASE-12979] - Use setters instead of return values for handing back statistics from HRegion methods
+ * [HBASE-12982] - Adding timeouts to TestChoreService
+ * [HBASE-12987] - HBCK should print status while scanning over many regions
+ * [HBASE-12997] - FSHLog should print pipeline on low replication
+ * [HBASE-13002] - Make encryption cipher configurable
+ * [HBASE-13008] - Better default for hbase.regionserver.regionSplitLimit parameter.
+ * [HBASE-13044] - Configuration option for disabling coprocessor loading
+ * [HBASE-13054] - Provide more tracing information for locking/latching events.
+ * [HBASE-13056] - Refactor table.jsp code to remove repeated code and make it easier to add new checks
+ * [HBASE-13059] - Set executable bit for scripts in dev-support
+ * [HBASE-13080] - Hbase shell message containing extra quote at the end of error message.
+ * [HBASE-13086] - Show ZK root node on Master WebUI
+ * [HBASE-13100] - Shell command to retrieve table splits
+ * [HBASE-13109] - Make better SEEK vs SKIP decisions during scanning
+ * [HBASE-13118] - [PE] Add being able to write many columns
+ * [HBASE-13120] - Allow disabling hadoop classpath and native library lookup
+ * [HBASE-13122] - Improve efficiency for return codes of some filters
+ * [HBASE-13128] - Make HBCK's lock file retry creation and deletion
+ * [HBASE-13132] - Improve RemoveColumn action debug message
+ * [HBASE-13138] - Clean up TestMasterObserver (debug, trying to figure why fails)
+ * [HBASE-13142] - [PERF] Reuse the IPCUtil#buildCellBlock buffer
+ * [HBASE-13162] - Add capability for cleaning hbase acls to hbase cleanup script.
+ * [HBASE-13168] - Backport HBASE-12590 "A solution for data skew in HBase-Mapreduce Job"
+ * [HBASE-13171] - Change AccessControlClient methods to accept connection object to reduce setup time.
+ * [HBASE-13183] - Make ZK tickTime configurable in standalone HBase
+ * [HBASE-13189] - PrefixTreecell should implement HeapSize
+ * [HBASE-13216] - Add version info in RPC connection header
+ * [HBASE-13222] - Provide means of non-destructive balancer inspection
+ * [HBASE-13223] - Add testMoveMeta to IntegrationTestMTTR
+ * [HBASE-13235] - Revisit the security auditing semantics.
+ * [HBASE-13236] - Clean up m2e-related warnings/errors from poms
+ * [HBASE-13241] - Add tests for group level grants
+ * [HBASE-13255] - Bad grammar in RegionServer status page
+ * [HBASE-13256] - HBaseConfiguration#checkDefaultsVersion(Configuration) has spelling error
+ * [HBASE-13270] - Setter for Result#getStats is #addResults; confusing!
+ * [HBASE-13316] - Reduce the downtime on planned moves of regions
+ * [HBASE-13342] - Fix incorrect interface annotations
+ * [HBASE-13345] - Fix LocalHBaseCluster so that different region server impl can be used for different slaves
+ * [HBASE-13350] - Add a debug-warn if we fail HTD checks even if table.sanity.checks is false
+ * [HBASE-13351] - Annotate internal MasterRpcServices methods with admin priority
+ * [HBASE-13362] - Set max result size from client only (like scanner caching).
+ * [HBASE-13369] - Expose scanNext stats to region server level
+ * [HBASE-13370] - PE tool could give option for using Explicit Column Tracker which leads to seeks
+ * [HBASE-13381] - Expand TestSizeFailures to include small scans
+ * [HBASE-13419] - Thrift gateway should propagate text from exception causes.
+ * [HBASE-13431] - Allow to skip store file range check based on column family while creating reference files in HRegionFileSystem#splitStoreFile
+ * [HBASE-13436] - Include user name in ADE for scans
+ * [HBASE-13453] - Master should not bind to region server ports
+ * [HBASE-13456] - Improve HFilePrettyPrinter first hbase:meta region processing
+ * [HBASE-13516] - Increase PermSize to 128MB
+ * [HBASE-13518] - Typo in hbase.hconnection.meta.lookup.threads.core parameter
+ * [HBASE-13550] - [Shell] Support unset of a list of table attributes
+ * [HBASE-13552] - ChoreService shutdown message could be more informative
+ * [HBASE-13578] - Remove Arrays.asList().subList() from FSHLog.offer()
** New Feature
- * [HBASE-4089] - blockCache contents report
- * [HBASE-6104] - Require EXEC permission to call coprocessor endpoints
- * [HBASE-7667] - Support stripe compaction
- * [HBASE-7840] - Enhance the java it framework to start & stop a distributed hbase & hadoop cluster
- * [HBASE-8751] - Enable peer cluster to choose/change the ColumnFamilies/Tables it really want to replicate from a source cluster
- * [HBASE-9047] - Tool to handle finishing replication when the cluster is offline
- * [HBASE-10119] - Allow HBase coprocessors to clean up when they fail
- * [HBASE-10151] - No-op HeapMemoryTuner
- * [HBASE-10416] - Improvements to the import flow
- * [HBASE-10881] - Support reverse scan in thrift2
- * [HBASE-10935] - support snapshot policy where flush memstore can be skipped to prevent production cluster freeze
- * [HBASE-11724] - Add to RWQueueRpcExecutor the ability to split get and scan handlers
- * [HBASE-11885] - Provide a Dockerfile to easily build and run HBase from source
- * [HBASE-11909] - Region count listed by HMaster UI and hbck are different
+ * [HBASE-9531] - a command line (hbase shell) interface to retreive the replication metrics and show replication lag
+ * [HBASE-12268] - Add support for Scan.setRowPrefixFilter to shell
+ * [HBASE-12709] - [mvn] Add unit test excludes command line flag to the build.
+ * [HBASE-12731] - Heap occupancy based client pushback
+ * [HBASE-12869] - Add a REST API implementation of the ClusterManager interface
+ * [HBASE-12972] - Region, a supportable public/evolving subset of HRegion
+ * [HBASE-13057] - Provide client utility to easily enable and disable table replication
+ * [HBASE-13063] - Allow to turn off memstore replication for region replicas
+ * [HBASE-13090] - Progress heartbeats for long running scanners
+ * [HBASE-13170] - Allow block cache to be external
+ * [HBASE-13412] - Region split decisions should have jitter
** Task
- * [HBASE-4456] - [doc] Add a section about RS failover
- * [HBASE-4920] - We need a mascot, a totem
- * [HBASE-5697] - Audit HBase for usage of deprecated hadoop 0.20.x property names.
- * [HBASE-6139] - Add troubleshooting section for CentOS 6.2 page allocation failure issue
- * [HBASE-6192] - Document ACL matrix in the book
- * [HBASE-7394] - Document security config requirements from HBASE-7357
- * [HBASE-8035] - Add site target check to precommit tests
- * [HBASE-8844] - Document the removal of replication state AKA start/stop_replication
- * [HBASE-9580] - Document the meaning of @InterfaceAudience in hbase ref guide
- * [HBASE-9733] - Book should have individual Disqus comment per page
- * [HBASE-9875] - NamespaceJanitor chore is not used
- * [HBASE-10134] - Fix findbug warning in VisibilityController
- * [HBASE-10159] - Replaced deprecated interface Closeable
- * [HBASE-10206] - Explain tags in the hbase book
- * [HBASE-10246] - Wrap long lines in recently added source files
- * [HBASE-10364] - Allow configuration option for parent znode in LoadTestTool
- * [HBASE-10388] - Add export control notice in README
- * [HBASE-10439] - Document how to configure REST server impersonation
- * [HBASE-10473] - Add utility for adorning http Context
- * [HBASE-10601] - Upgrade hadoop dependency to 2.3.0 release
- * [HBASE-10609] - Remove filterKeyValue(Cell ignored) from FilterBase
- * [HBASE-10612] - Remove unnecessary dependency on org.eclipse.jdt:core
- * [HBASE-10670] - HBaseFsck#connect() should use new connection
- * [HBASE-10700] - IntegrationTestWithCellVisibilityLoadAndVerify should allow current user to be the admin
- * [HBASE-10740] - Upgrade zookeeper to 3.4.6 release
- * [HBASE-10786] - If snapshot verification fails with 'Regions moved', the message should contain the name of region causing the failure
- * [HBASE-10787] - TestHCM#testConnection* take too long
- * [HBASE-10821] - Make ColumnInterpreter#getValue() abstract
- * [HBASE-10824] - Enhance detection of protobuf generated code in line length check
- * [HBASE-10889] - test-patch.sh should exclude thrift generated code from long line detection
- * [HBASE-10906] - Change error log for NamingException in TableInputFormatBase to WARN level
- * [HBASE-10912] - setUp / tearDown in TestSCVFWithMiniCluster should be done once per run
- * [HBASE-10956] - Upgrade hadoop-2 dependency to 2.4.0
- * [HBASE-11016] - Remove Filter#filterRow(List)
- * [HBASE-11032] - Replace deprecated methods in FileSystem with their replacements
- * [HBASE-11050] - Replace empty catch block in TestHLog#testFailedToCreateHLogIfParentRenamed with @Test(expected=)
- * [HBASE-11076] - Update refguide on getting 0.94.x to run on hadoop 2.2.0+
- * [HBASE-11090] - Backport HBASE-11083 ExportSnapshot should provide capability to limit bandwidth consumption
- * [HBASE-11107] - Provide utility method equivalent to 0.92's Result.getBytes().getSize()
- * [HBASE-11154] - Document how to use Reverse Scan API
- * [HBASE-11199] - One-time effort to pretty-print the Docbook XML, to make further patch review easier
- * [HBASE-11203] - Clean up javadoc and findbugs warnings in trunk
- * [HBASE-11204] - Document bandwidth consumption limit feature for ExportSnapshot
- * [HBASE-11227] - Mention 8- and 16-bit fixed-with encodings in OrderedBytes docstring
- * [HBASE-11230] - Remove getRowOrBefore from HTableInterface and HTable
- * [HBASE-11317] - Expand unit testing to cover Mockito and MRUnit and give more examples
- * [HBASE-11364] - [BlockCache] Add a flag to cache data blocks in L1 if multi-tier cache
- * [HBASE-11600] - DataInputputStream and DoubleOutputStream are no longer being used
- * [HBASE-11604] - Disable co-locating meta/master by default
- * [HBASE-11621] - Make MiniDFSCluster run faster
- * [HBASE-11666] - Enforce JDK7 javac for builds on branch-1 and master
- * [HBASE-11682] - Explain hotspotting
- * [HBASE-11723] - Document all options of bin/hbase command
- * [HBASE-11735] - Document Configurable Bucket Sizes in bucketCache
- * [HBASE-11762] - Record the class name of Codec in WAL header
- * [HBASE-11800] - Coprocessor service methods in HTableInterface should be annotated public
- * [HBASE-11849] - Clean up orphaned private audience classes
- * [HBASE-11858] - Audit regionserver classes that are missing InterfaceAudience
+ * [HBASE-9604] - Add metric on short-circuit reads
+ * [HBASE-12180] - Fix and reenable TestRegionReplicaReplicationEndpoint
+ * [HBASE-12700] - Backport 'Make flush decisions per column family' from master
+ * [HBASE-12783] - Create efficient RegionLocator implementation
+ * [HBASE-12785] - Use FutureTask to timeout the attempt to get the lock for hbck
+ * [HBASE-12788] - Promote Abortable to LimitedPrivate
+ * [HBASE-12834] - Promote ScanType to LimitedPrivate
+ * [HBASE-12995] - Document that HConnection#getTable methods do not check table existence since 0.98.1
+ * [HBASE-13187] - Add ITBLL that exercises per CF flush
+ * [HBASE-13205] - [branch-1] Backport HBASE-11598 Add simple rpc throttling
+ * [HBASE-13380] - Cherry pick the HBASE-12808 compatibility checker tool back to 0.98+
+ * [HBASE-13438] - [branch-1] Backport Basic quota support for namespaces
+ * [HBASE-13584] - Disable distributed log replay by default for 1.1
+ * [HBASE-13665] - Fix docs and site building on branch-1
** Test
- * [HBASE-8889] - TestIOFencing#testFencingAroundCompaction occasionally fails
- * [HBASE-9928] - TestHRegion should clean up test-data directory upon completion
- * [HBASE-9953] - PerformanceEvaluation: Decouple data size from client concurrency
- * [HBASE-10044] - test-patch.sh should accept documents by known file extensions
- * [HBASE-10130] - TestSplitLogManager#testTaskResigned fails sometimes
- * [HBASE-10180] - TestByteBufferIOEngine#testByteBufferIOEngine occasionally fails
- * [HBASE-10189] - Intermittent TestReplicationSyncUpTool failure
- * [HBASE-10301] - TestAssignmentManagerOnCluster#testOpenCloseRacing fails intermittently
- * [HBASE-10377] - Add test for HBASE-10370 Compaction in out-of-date Store causes region split failure
- * [HBASE-10394] - Test for Replication with tags
- * [HBASE-10406] - Column family option is not effective in IntegrationTestSendTraceRequests
- * [HBASE-10408] - Intermittent TestDistributedLogSplitting#testLogReplayForDisablingTable failure
- * [HBASE-10440] - integration tests fail due to nonce collisions
- * [HBASE-10465] - TestZKPermissionsWatcher.testPermissionsWatcher fails sometimes
- * [HBASE-10475] - TestRegionServerCoprocessorExceptionWithAbort may timeout due to concurrent lease removal
- * [HBASE-10480] - TestLogRollPeriod#testWithEdits may fail due to insufficient waiting
- * [HBASE-10543] - Two rare test failures with TestLogsCleaner and TestSplitLogWorker
- * [HBASE-10635] - thrift#TestThriftServer fails due to TTL validity check
- * [HBASE-10649] - TestMasterMetrics fails occasionally
- * [HBASE-10764] - TestLoadIncrementalHFilesSplitRecovery#testBulkLoadPhaseFailure takes too long
- * [HBASE-10767] - Load balancer may interfere with tests in TestHBaseFsck
- * [HBASE-10774] - Restore TestMultiTableInputFormat
- * [HBASE-10782] - Hadoop2 MR tests fail occasionally because of mapreduce.jobhistory.address is no set in job conf
- * [HBASE-10828] - TestRegionObserverInterface#testHBase3583 should wait for all regions to be assigned
- * [HBASE-10852] - TestDistributedLogSplitting#testDisallowWritesInRecovering occasionally fails
- * [HBASE-10867] - TestRegionPlacement#testRegionPlacement occasionally fails
- * [HBASE-10868] - TestAtomicOperation should close HRegion instance after each subtest
- * [HBASE-10988] - Properly wait for server in TestThriftServerCmdLine
- * [HBASE-11010] - TestChangingEncoding is unnecessarily slow
- * [HBASE-11019] - incCount() method should be properly stubbed in HConnectionTestingUtility#getMockedConnectionAndDecorate()
- * [HBASE-11037] - Race condition in TestZKBasedOpenCloseRegion
- * [HBASE-11051] - checkJavacWarnings in test-patch.sh should bail out early if there is compilation error
- * [HBASE-11057] - Improve TestShell coverage of grant and revoke comamnds
- * [HBASE-11104] - IntegrationTestImportTsv#testRunFromOutputCommitter misses credential initialization
- * [HBASE-11152] - test-patch.sh should be able to handle the case where $TERM is not defined
- * [HBASE-11166] - Categorize tests in hbase-prefix-tree module
- * [HBASE-11328] - testMoveRegion could fail
- * [HBASE-11345] - Add an option not to restore cluster after an IT test
- * [HBASE-11375] - Validate compile-protobuf profile in test-patch.sh
- * [HBASE-11404] - TestLogLevel should stop the server at the end
- * [HBASE-11443] - TestIOFencing#testFencingAroundCompactionAfterWALSync times out
- * [HBASE-11615] - TestZKLessAMOnCluster.testForceAssignWhileClosing failed on Jenkins
- * [HBASE-11713] - Adding hbase shell unit test coverage for visibility labels.
- * [HBASE-11918] - TestVisibilityLabelsWithDistributedLogReplay#testAddVisibilityLabelsOnRSRestart sometimes fails due to VisibilityController initialization not being recognized
- * [HBASE-11942] - Fix TestHRegionBusyWait
- * [HBASE-11966] - Minor error in TestHRegion.testCheckAndMutate_WithCorrectValue()
+ * [HBASE-7781] - Update security unit tests to use a KDC if available
+ * [HBASE-12764] - TestPerColumnFamilyFlush#testCompareStoreFileCount may fail due to new table not available
+ * [HBASE-12799] - ITAG fails with java.lang.RuntimeException if table does not exist
+ * [HBASE-12876] - TestScannerWithBulkload should pass Table with unmanaged connection to LoadIncrementalHFiles#doBulkLoad()
+ * [HBASE-12885] - Unit test for RAW / VERSIONS scanner specifications
+ * [HBASE-12992] - TestChoreService doesn't close services, that can break test on slow virtual hosts.
+ * [HBASE-13106] - Ensure endpoint-only table coprocessors can be dynamically loaded
+ * [HBASE-13179] - TestMasterObserver deleteTable is flaky
+ * [HBASE-13182] - Test NamespaceAuditor/AccessController create/delete table is flaky
+ * [HBASE-13280] - TestSecureRPC failed
+ * [HBASE-13413] - Create an integration test for Replication
+
+Release Notes - HBase - Version 1.0.0 02/20/2015
+
+** Sub-task
+ * [HBASE-11852] - Still see "UnsupportedOperationException: CollectionUsage threshold is not supported"
+ * [HBASE-12485] - Maintain SeqId monotonically increasing
+ * [HBASE-12511] - namespace permissions - add support from table creation privilege in a namespace 'C'
+ * [HBASE-12568] - Adopt Semantic Versioning and document it in the book
+ * [HBASE-12575] - Sanity check table coprocessor classes are loadable
+ * [HBASE-12606] - Sanity check encryption configuration before opening WAL or onlining regions
+ * [HBASE-12679] - Add HBaseInterfaceAudience.TOOLS and move some of the Public classes to LimitedPrivate
+ * [HBASE-12704] - Add demo client which uses doAs functionality on Thrift-over-HTTPS.
+ * [HBASE-12730] - Backport HBASE-5162 (Basic client pushback mechanism) to branch-1
+ * [HBASE-12735] - Refactor TAG so it can live as unit test and as an integration test
+ * [HBASE-12763] - Make it so there must be WALs for a server to be marked dead
+ * [HBASE-12776] - SpliTransaction: Log number of files to be split
+ * [HBASE-12779] - SplitTransaction: Add metrics
+ * [HBASE-12793] - [hbck] closeRegionSilentlyAndWait() should log cause of IOException and retry until hbase.hbck.close.timeout expires
+ * [HBASE-12802] - Remove unnecessary Table.flushCommits()
+ * [HBASE-12926] - Backport HBASE-12688 (Update site with a bootstrap-based UI) for HBASE-12918
+ * [HBASE-12980] - Delete of a table may not clean all rows from hbase:meta
+
+** Bug
+ * [HBASE-8026] - HBase Shell docs for scan command does not reference VERSIONS
+ * [HBASE-9431] - Set 'hbase.bulkload.retries.number' to 10 as HBASE-8450 claims
+ * [HBASE-9910] - TestHFilePerformance and HFilePerformanceEvaluation should be merged in a single HFile performance test class.
+ * [HBASE-10499] - In write heavy scenario one of the regions does not get flushed causing RegionTooBusyException
+ * [HBASE-10528] - DefaultBalancer selects plans to move regions onto draining nodes
+ * [HBASE-11979] - Compaction progress reporting is wrong
+ * [HBASE-12028] - Abort the RegionServer, when it's handler threads die
+ * [HBASE-12070] - Add an option to hbck to fix ZK inconsistencies
+ * [HBASE-12108] - HBaseConfiguration: set classloader before loading xml files
+ * [HBASE-12267] - Replace HTable constructor in mapreduce.* classes with ConnectionFactory
+ * [HBASE-12270] - A bug in the bucket cache, with cache blocks on write enabled
+ * [HBASE-12339] - WAL performance evaluation tool doesn't roll logs
+ * [HBASE-12348] - preModifyColumn and preDeleteColumn in AC denies user to perform its operation though it has required rights
+ * [HBASE-12393] - The regionserver web will throw exception if we disable block cache
+ * [HBASE-12422] - Use ConnectionFactory in HTable constructors
+ * [HBASE-12431] - Use of getColumnLatestCell(byte[], int, int, byte[], int, int) is Not Thread Safe
+ * [HBASE-12454] - Setting didPerformCompaction early in HRegion#compact
+ * [HBASE-12467] - Master joins cluster but never completes initialization
+ * [HBASE-12480] - Regions in FAILED_OPEN/FAILED_CLOSE should be processed on master failover
+ * [HBASE-12564] - consolidate the getTableDescriptors() semantic
+ * [HBASE-12565] - Race condition in HRegion.batchMutate() causes partial data to be written when region closes
+ * [HBASE-12574] - Update replication metrics to not do so many map look ups.
+ * [HBASE-12585] - Fix refguide so it does hbase 1.0 style API everywhere with callout on how we used to do it in pre-1.0
+ * [HBASE-12607] - TestHBaseFsck#testParallelHbck fails running against hadoop 2.6.0
+ * [HBASE-12611] - Create autoCommit() method and remove clearBufferOnFail
+ * [HBASE-12617] - Running IntegrationTestBigLinkedList against cluster getting not an instance of org.apache.hadoop.hbase.MiniHBaseCluster
+ * [HBASE-12618] - Add 'Namespace' to headers while displaying user permissions.
+ * [HBASE-12622] - user_permission should require global admin to display global and ns permissions
+ * [HBASE-12632] - ThrottledInputStream/ExportSnapshot does not throttle
+ * [HBASE-12634] - Fix the AccessController#requireGlobalPermission(ns) with NS
+ * [HBASE-12635] - Delete acl notify znode of table after the table is deleted
+ * [HBASE-12637] - Compilation with Hadoop-2.4- is broken
+ * [HBASE-12642] - LoadIncrementalHFiles does not throw exception after hitting hbase.bulkload.retries.number setting
+ * [HBASE-12644] - Visibility Labels: issue with storing super users in labels table
+ * [HBASE-12647] - Truncate table should work with C as well
+ * [HBASE-12652] - Allow unmanaged connections in MetaTableAccessor
+ * [HBASE-12655] - WALPerformanceEvaluation miscalculates append/sync statistics for multiple regions
+ * [HBASE-12661] - rat check fails for several files
+ * [HBASE-12662] - region_status.rb is failing with NoMethodError
+ * [HBASE-12663] - unify getTableDescriptors() and listTableDescriptorsByNamespace()
+ * [HBASE-12664] - TestDefaultLoadBalancer.testBalanceCluster fails in CachedDNSToSwitchMapping
+ * [HBASE-12665] - When aborting, dump metrics
+ * [HBASE-12666] - TestAssignmentManager hanging; add timeouts
+ * [HBASE-12671] - HBASE-12652 broke branch-1 builds (TestAssignmentManager fails)
+ * [HBASE-12674] - Add permission check to getNamespaceDescriptor()
+ * [HBASE-12675] - Use interface methods in shell scripts
+ * [HBASE-12681] - truncate_preserve command fails with undefined method `getTable' error
+ * [HBASE-12683] - Compilation with hadoop-2.7.0-SNAPSHOT is broken
+ * [HBASE-12686] - Failures in split before PONR not clearing the daughter regions from regions in transition during rollback
+ * [HBASE-12692] - NPE from SnapshotManager#stop
+ * [HBASE-12694] - testTableExistsIfTheSpecifiedTableRegionIsSplitParent in TestSplitTransactionOnCluster class leaves regions in transition
+ * [HBASE-12696] - Possible NPE in HRegionFileSystem#splitStoreFile when skipStoreFileRangeCheck in splitPolicy return true
+ * [HBASE-12697] - Don't use RegionLocationFinder if localityCost == 0
+ * [HBASE-12699] - undefined method `setAsyncLogFlush' exception thrown when setting DEFERRED_LOG_FLUSH=>true
+ * [HBASE-12711] - Fix new findbugs warnings in hbase-thrift module
+ * [HBASE-12715] - getLastSequenceId always returns -1
+ * [HBASE-12716] - A bug in RegionSplitter.UniformSplit algorithm
+ * [HBASE-12718] - Convert TestAcidGuarantees from a unit test to an integration test
+ * [HBASE-12728] - buffered writes substantially less useful after removal of HTablePool
+ * [HBASE-12732] - Log messages in FileLink$FileLinkInputStream#tryOpen are reversed
+ * [HBASE-12739] - Avoid too large identifier of ZooKeeperWatcher
+ * [HBASE-12740] - Improve performance of TestHBaseFsck
+ * [HBASE-12741] - AccessController contains a javadoc issue
+ * [HBASE-12742] - ClusterStatusPublisher crashes with a IPv6 network interface.
+ * [HBASE-12744] - hbase-default.xml lists hbase.regionserver.global.memstore.size twice
+ * [HBASE-12746] - [1.0.0RC0] Distributed Log Replay is on (HBASE-12577 was insufficient)
+ * [HBASE-12747] - IntegrationTestMTTR will OOME if launched with mvn verify
+ * [HBASE-12750] - getRequestsCount() in ClusterStatus returns total number of request
+ * [HBASE-12767] - Fix a StoreFileScanner NPE in reverse scan flow
+ * [HBASE-12771] - TestFailFast#testFastFail failing
+ * [HBASE-12774] - Fix the inconsistent permission checks for bulkloading.
+ * [HBASE-12781] - thrift2 listen port will bind always to the passed command line address
+ * [HBASE-12782] - ITBLL fails for me if generator does anything but 5M per maptask
+ * [HBASE-12791] - HBase does not attempt to clean up an aborted split when the regionserver shutting down
+ * [HBASE-12798] - Map Reduce jobs should not create Tables in setConf()
+ * [HBASE-12801] - Failed to truncate a table while maintaing binary region boundaries
+ * [HBASE-12804] - ImportTsv fails to delete partition files created by it
+ * [HBASE-12810] - Update to htrace-incubating
+ * [HBASE-12811] - [AccessController] NPE while scanning a table with user not having READ permission on the namespace
+ * [HBASE-12817] - Data missing while scanning using PREFIX_TREE data block encoding
+ * [HBASE-12819] - ExportSnapshot doesn't close FileSystem instances
+ * [HBASE-12824] - CompressionTest fails with org.apache.hadoop.hbase.io.hfile.AbstractHFileReader$NotSeekedException: Not seeked to a key/value
+ * [HBASE-12831] - Changing the set of vis labels a user has access to doesn't generate an audit log event
+ * [HBASE-12832] - Describe table from shell no longer shows Table's attributes, only CF attributes
+ * [HBASE-12833] - [shell] table.rb leaks connections
+ * [HBASE-12835] - HBASE-12422 changed new HTable(Configuration) to not use managed Connections anymore
+ * [HBASE-12837] - ReplicationAdmin leaks zk connections
+ * [HBASE-12844] - ServerManager.isServerReacable() should sleep between retries
+ * [HBASE-12847] - TestZKLessSplitOnCluster frequently times out in 0.98 builds
+ * [HBASE-12862] - Uppercase "wals" in RegionServer webUI
+ * [HBASE-12863] - Master info port on RS UI is always 0
+ * [HBASE-12864] - IntegrationTestTableSnapshotInputFormat fails
+ * [HBASE-12874] - LoadIncrementalHFiles should use unmanaged connection
+ * [HBASE-12878] - Incorrect HFile path in TestHFilePerformance print output (fix for easier debugging)
+ * [HBASE-12881] - TestFastFail is not compatible with surefire.rerunFailingTestsCount
+ * [HBASE-12886] - Correct tag option name in PerformanceEvaluation
+ * [HBASE-12892] - Add a class to allow taking a snapshot from the command line
+ * [HBASE-12897] - Minimum memstore size is a percentage
+ * [HBASE-12898] - Add in used undeclared dependencies
+ * [HBASE-12901] - Possible deadlock while onlining a region and get region plan for other region run parallel
+ * [HBASE-12904] - Threading issues in region_mover.rb
+ * [HBASE-12915] - Disallow small scan with batching
+ * [HBASE-12916] - No access control for replicating WAL entries
+ * [HBASE-12917] - HFilePerformanceEvaluation Scan tests fail with StackOverflowError due to recursive call in createCell function
+ * [HBASE-12918] - Backport asciidoc changes
+ * [HBASE-12919] - Compilation with Hadoop-2.4- is broken again
+ * [HBASE-12925] - Use acl cache for doing access control checks in prepare and clean phases of Bulkloading.
+ * [HBASE-12942] - After disabling the hfile block cache, Regionserver UI is throwing java.lang.NullPointerException
+ * [HBASE-12956] - Binding to 0.0.0.0 is broken after HBASE-10569
+ * [HBASE-12958] - SSH doing hbase:meta get but hbase:meta not assigned
+ * [HBASE-12962] - TestHFileBlockIndex.testBlockIndex() commented out during HBASE-10531
+ * [HBASE-12966] - NPE in HMaster while recovering tables in Enabling state
+ * [HBASE-12971] - Replication stuck due to large default value for replication.source.maxretriesmultiplier
+ * [HBASE-12976] - Set default value for hbase.client.scanner.max.result.size
+ * [HBASE-12978] - Region goes permanently offline (WAS: hbase:meta has a row missing hregioninfo and it causes my long-running job to fail)
+ * [HBASE-12984] - SSL cannot be used by the InfoPort after removing deprecated code in HBASE-10336
+ * [HBASE-12985] - Javadoc warning and findbugs fixes to get us green again
+ * [HBASE-12989] - region_mover.rb unloadRegions method uses ArrayList concurrently resulting in errors
+ * [HBASE-12991] - Use HBase 1.0 interfaces in hbase-rest
+ * [HBASE-12996] - Reversed field on Filter should be transient
+ * [HBASE-12998] - Compilation with Hdfs-2.7.0-SNAPSHOT is broken after HDFS-7647
+ * [HBASE-13003] - Get tests in TestHFileBlockIndex back
+ * [HBASE-13009] - HBase REST UI inaccessible
+ * [HBASE-13010] - HFileOutputFormat2 partitioner's path is hard-coded as '/tmp'
+ * [HBASE-13026] - Wrong error message in case incorrect snapshot name OR Incorrect table name
+ * [HBASE-13027] - mapreduce.TableInputFormatBase should create its own Connection if needed
+ * [HBASE-13028] - Cleanup mapreduce API changes
+ * [HBASE-13030] - [1.0.0 polish] Make ScanMetrics public again and align Put 'add' with Get, Delete, etc., addColumn
+ * [HBASE-13037] - LoadIncrementalHFile should try to verify the content of unmatched families
+ * [HBASE-13038] - Fix the java doc warning continuously reported by Hadoop QA
+ * [HBASE-13039] - Add patchprocess/* to .gitignore to fix builds of branches
+
+** Improvement
+ * [HBASE-5699] - Run with > 1 WAL in HRegionServer
+ * [HBASE-11195] - Potentially improve block locality during major compaction for old regions
+ * [HBASE-11412] - Minimize a number of hbase-client transitive dependencies
+ * [HBASE-11639] - [Visibility controller] Replicate the visibility of Cells as strings
+ * [HBASE-12071] - Separate out thread pool for Master <-> RegionServer communication
+ * [HBASE-12121] - maven release plugin does not allow for customized goals
+ * [HBASE-12204] - Backport HBASE-12016 'Reduce number of versions in Meta table. Make it configurable' to branch-1
+ * [HBASE-12373] - Provide a command to list visibility labels
+ * [HBASE-12583] - Allow creating reference files even the split row not lies in the storefile range if required
+ * [HBASE-12597] - Add RpcClient interface and enable changing of RpcClient implementation
+ * [HBASE-12608] - region_mover.rb does not log moving region count correctly when loading regions
+ * [HBASE-12630] - Provide capability for dropping malfunctioning ConfigurationObserver automatically
+ * [HBASE-12640] - Add Thrift-over-HTTPS and doAs support for Thrift Server
+ * [HBASE-12641] - Grant all permissions of hbase zookeeper node to hbase superuser in a secure cluster
+ * [HBASE-12651] - Backport HBASE-12559 'Provide LoadBalancer with online configuration capability' to branch-1
+ * [HBASE-12653] - Move TestRegionServerOnlineConfigChange & TestConfigurationManager to Junit4 tests
+ * [HBASE-12659] - Replace the method calls to grant and revoke in shell scripts with AccessControlClient
+ * [HBASE-12668] - Adapt PayloadCarryingRpcController so it can also be used in async way
+ * [HBASE-12676] - Fix the misleading ASCII art in IntegrationTestBigLinkedList
+ * [HBASE-12678] - HBCK should print command line arguments
+ * [HBASE-12680] - Refactor base ClusterManager in HBase to not have the notion of sending a signal.
+ * [HBASE-12719] - Add test WAL provider to quantify FSHLog overhead in the absence of HDFS.
+ * [HBASE-12720] - Make InternalScan LimitedPrivate
+ * [HBASE-12736] - Let MetaScanner recycle a given Connection
+ * [HBASE-12745] - Visibility Labels: support visibility labels for user groups.
+ * [HBASE-12762] - Region with no hfiles will have the highest locality cost in LocalityCostFunction
+ * [HBASE-12768] - Support enable cache_data_on_write in Shell while creating table
+ * [HBASE-12773] - Add warning message when user is trying to bulkload a large HFile.
+ * [HBASE-12825] - CallRunner exception messages should include destination host:port
+ * [HBASE-12893] - IntegrationTestBigLinkedListWithVisibility should use buffered writes
+ * [HBASE-12899] - HBase should prefix htrace configuration keys with "hbase.htrace" rather than just "hbase."
+ * [HBASE-12929] - TableMapReduceUtil.initTableMapperJob unnecessarily limits the types of outputKeyClass and outputValueClass
+ * [HBASE-12973] - RegionCoprocessorEnvironment should provide HRegionInfo directly
+ * [HBASE-12979] - Use setters instead of return values for handing back statistics from HRegion methods
+ * [HBASE-12997] - FSHLog should print pipeline on low replication
+ * [HBASE-13008] - Better default for hbase.regionserver.regionSplitLimit parameter.
+
+** New Feature
+ * [HBASE-9531] - a command line (hbase shell) interface to retreive the replication metrics and show replication lag
+ * [HBASE-10560] - Per cell TTLs
+ * [HBASE-12709] - [mvn] Add unit test excludes command line flag to the build.
+ * [HBASE-12731] - Heap occupancy based client pushback
+
+** Task
+ * [HBASE-12493] - User class should provide a way to re-use existing token
+ * [HBASE-12567] - Track remaining issues for HBase-1.0
+ * [HBASE-12624] - Remove rename_snapshot.rb from code as there is no equivalent renameSnapshot api in Admin class
+ * [HBASE-12625] - Deprecate certain methods in classes annotated with InterfaceAudience.Public in branch-1
+ * [HBASE-12689] - Move version on from 0.99.2 to HBASE-1.0.0-SNAPSHOT
+ * [HBASE-12724] - Upgrade the interface audience of RegionScanner from Private to LimitedPrivate
+ * [HBASE-12726] - Backport to branch-1.0 addendum for "Minimize a number of hbase-client transitive dependencies"
+ * [HBASE-12788] - Promote Abortable to LimitedPrivate
+ * [HBASE-12834] - Promote ScanType to LimitedPrivate
+
+** Test
+ * [HBASE-12163] - Move test annotation classes to the same package as in master
+ * [HBASE-12645] - HBaseTestingUtility is using ${$HOME} for rootDir
+ * [HBASE-12685] - TestSplitLogManager#testLogFilesAreArchived sometimes times out due to race condition
+ * [HBASE-12799] - ITAG fails with java.lang.RuntimeException if table does not exist
+ * [HBASE-12885] - Unit test for RAW / VERSIONS scanner specifications
-** Umbrella
- * [HBASE-7319] - Extend Cell usage through read path
- * [HBASE-9945] - Coprocessor loading and execution improvements
- * [HBASE-10909] - Abstract out ZooKeeper usage in HBase - phase 1