Added: dev/hbase/2.6.0RC2/CHANGES.md ============================================================================== --- dev/hbase/2.6.0RC2/CHANGES.md (added) +++ dev/hbase/2.6.0RC2/CHANGES.md Wed Mar 27 17:04:51 2024 @@ -0,0 +1,7636 @@ + +<!--- +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +--> +# HBASE Changelog + +## Release 2.6.0 - Unreleased (as of 2024-03-27) + + + +### NEW FEATURES: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-26323](https://issues.apache.org/jira/browse/HBASE-26323) | Introduce a SnapshotProcedure | Major | proc-v2, snapshots | +| [HBASE-26666](https://issues.apache.org/jira/browse/HBASE-26666) | Add native TLS encryption support to RPC server/client | Major | encryption, security | +| [HBASE-27264](https://issues.apache.org/jira/browse/HBASE-27264) | Add options to consider compressed size when delimiting blocks during hfile writes | Major | . | +| [HBASE-20904](https://issues.apache.org/jira/browse/HBASE-20904) | Prometheus metrics http endpoint for monitoring integration | Major | metrics, monitoring | +| [HBASE-27304](https://issues.apache.org/jira/browse/HBASE-27304) | Support using IP to expose master/rs servers for some special scenarios | Minor | master, regionserver | +| [HBASE-27314](https://issues.apache.org/jira/browse/HBASE-27314) | Make index block be customized and configured | Major | . | +| [HBASE-27444](https://issues.apache.org/jira/browse/HBASE-27444) | Add tool commands list\_enabled\_tables and list\_disabled\_tables | Minor | master | +| [HBASE-27347](https://issues.apache.org/jira/browse/HBASE-27347) | Port FileWatcher from ZK to autodetect keystore/truststore changes in TLS connections | Major | IPC/RPC, security | +| [HBASE-27238](https://issues.apache.org/jira/browse/HBASE-27238) | Backport Backup/Restore to 2.x | Major | backport, backup&restore | +| [HBASE-26913](https://issues.apache.org/jira/browse/HBASE-26913) | Replication Observability Framework | Major | regionserver, Replication | +| [HBASE-27110](https://issues.apache.org/jira/browse/HBASE-27110) | Move replication peer storage from zookeeper to other storage systems | Major | Replication | +| [HBASE-27904](https://issues.apache.org/jira/browse/HBASE-27904) | A random data generator tool leveraging bulk load. | Major | util | +| [HBASE-27657](https://issues.apache.org/jira/browse/HBASE-27657) | Connection and Request Attributes | Major | . | +| [HBASE-26867](https://issues.apache.org/jira/browse/HBASE-26867) | Introduce a FlushProcedure | Minor | proc-v2 | +| [HBASE-28168](https://issues.apache.org/jira/browse/HBASE-28168) | Add option in RegionMover.java to isolate one or more regions on the RegionSever | Minor | . | +| [HBASE-28064](https://issues.apache.org/jira/browse/HBASE-28064) | Implement truncate\_region command to truncate region directly from FS | Major | Admin, shell | +| [HBASE-27784](https://issues.apache.org/jira/browse/HBASE-27784) | support quota user overrides | Major | . | +| [HBASE-28216](https://issues.apache.org/jira/browse/HBASE-28216) | HDFS erasure coding support for table data dirs | Major | . | + + +### IMPROVEMENTS: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-26554](https://issues.apache.org/jira/browse/HBASE-26554) | Introduce a new parameter in jmx servlet to exclude the specific mbean | Minor | metrics | +| [HBASE-26943](https://issues.apache.org/jira/browse/HBASE-26943) | HMaster page style display confusion | Minor | master | +| [HBASE-26983](https://issues.apache.org/jira/browse/HBASE-26983) | Upgrade JRuby to 9.3.4.0 | Major | shell | +| [HBASE-27232](https://issues.apache.org/jira/browse/HBASE-27232) | Fix checking for encoded block size when deciding if block should be closed | Major | . | +| [HBASE-27185](https://issues.apache.org/jira/browse/HBASE-27185) | Rewrite NettyRpcServer to decode rpc request with netty handler | Major | netty, rpc | +| [HBASE-27144](https://issues.apache.org/jira/browse/HBASE-27144) | Add special rpc handlers for bulkload operations | Minor | regionserver, rpc | +| [HBASE-27278](https://issues.apache.org/jira/browse/HBASE-27278) | Improve TestTlsIPC to reuse existing IPC test code | Major | IPC/RPC, test | +| [HBASE-27279](https://issues.apache.org/jira/browse/HBASE-27279) | Make SslHandler work with SaslWrapHandler/SaslUnwrapHandler | Major | IPC/RPC, security | +| [HBASE-27320](https://issues.apache.org/jira/browse/HBASE-27320) | hide some sensitive configuration information in the UI | Minor | security, UI | +| [HBASE-27338](https://issues.apache.org/jira/browse/HBASE-27338) | brotli compression lib tests fail on arm64 | Minor | . | +| [HBASE-27342](https://issues.apache.org/jira/browse/HBASE-27342) | Use Hadoop Credentials API to retrieve passwords of TLS key/trust stores | Major | IPC/RPC, security | +| [HBASE-27332](https://issues.apache.org/jira/browse/HBASE-27332) | Remove RejectedExecutionHandler for long/short compaction thread pools | Minor | Compaction | +| [HBASE-27340](https://issues.apache.org/jira/browse/HBASE-27340) | Artifacts with resolved profiles | Minor | build, pom | +| [HBASE-27346](https://issues.apache.org/jira/browse/HBASE-27346) | Autodetect key/truststore file type from file extension | Major | security | +| [HBASE-27361](https://issues.apache.org/jira/browse/HBASE-27361) | Add .flattened-pom.xml to .gitignore | Major | build | +| [HBASE-27370](https://issues.apache.org/jira/browse/HBASE-27370) | Avoid decompressing blocks when reading from bucket cache prefetch threads | Major | . | +| [HBASE-27280](https://issues.apache.org/jira/browse/HBASE-27280) | Add mutual authentication support to TLS | Major | . | +| [HBASE-27365](https://issues.apache.org/jira/browse/HBASE-27365) | Minimise block addition failures due to no space in bucket cache writers queue by introducing wait time | Major | BucketCache | +| [HBASE-27395](https://issues.apache.org/jira/browse/HBASE-27395) | Adding description to Prometheus metrics | Minor | metrics | +| [HBASE-27339](https://issues.apache.org/jira/browse/HBASE-27339) | Improve sasl connection failure log message to include server | Minor | Client | +| [HBASE-27159](https://issues.apache.org/jira/browse/HBASE-27159) | Emit source metrics for BlockCacheExpressHitPercent | Minor | BlockCache, metrics | +| [HBASE-27406](https://issues.apache.org/jira/browse/HBASE-27406) | Make "/prometheus" endpoint accessible from HBase UI | Minor | UI | +| [HBASE-27363](https://issues.apache.org/jira/browse/HBASE-27363) | Fix the config key name for PREFETCH\_PERSISTENCE\_PATH\_KEY | Trivial | BucketCache | +| [HBASE-27434](https://issues.apache.org/jira/browse/HBASE-27434) | Use $revision as placeholder for maven version to make it easier to control the version from command line | Major | build, pom | +| [HBASE-27167](https://issues.apache.org/jira/browse/HBASE-27167) | s390x: Skip tests on unsupported compression libs | Major | build, pom | +| [HBASE-27450](https://issues.apache.org/jira/browse/HBASE-27450) | Update all our python scripts to use python3 | Major | scripts | +| [HBASE-27448](https://issues.apache.org/jira/browse/HBASE-27448) | Add an admin method to get replication enabled state | Major | Admin, Client | +| [HBASE-27414](https://issues.apache.org/jira/browse/HBASE-27414) | Search order for locations in HFileLink | Minor | Performance | +| [HBASE-27495](https://issues.apache.org/jira/browse/HBASE-27495) | Improve HFileLinkCleaner to validate back reference links ahead the next traverse | Major | master | +| [HBASE-27496](https://issues.apache.org/jira/browse/HBASE-27496) | Optionally limit the amount of plans executed in the Normalizer | Minor | Normalizer | +| [HBASE-27506](https://issues.apache.org/jira/browse/HBASE-27506) | Optionally disable sorting directories by size in CleanerChore | Minor | . | +| [HBASE-27503](https://issues.apache.org/jira/browse/HBASE-27503) | Support replace \<FILE-PATH\> in GC\_OPTS for ZGC | Minor | scripts | +| [HBASE-27512](https://issues.apache.org/jira/browse/HBASE-27512) | Add file \`.git-blame-ignore-revs\` for \`git blame\` | Trivial | . | +| [HBASE-27466](https://issues.apache.org/jira/browse/HBASE-27466) | hbase client metrics per user specified identity on hconnections. | Major | Client | +| [HBASE-22924](https://issues.apache.org/jira/browse/HBASE-22924) | GitHUB PR job should use when clause to filter to just PRs. | Minor | build, community | +| [HBASE-27435](https://issues.apache.org/jira/browse/HBASE-27435) | Make Prometheus metrics queryable | Minor | metrics | +| [HBASE-27459](https://issues.apache.org/jira/browse/HBASE-27459) | Improve our hbase\_docker to be able to build and start standalone clusters other than master branch | Major | scripts | +| [HBASE-27530](https://issues.apache.org/jira/browse/HBASE-27530) | Fix comment syntax errors | Trivial | documentation | +| [HBASE-27474](https://issues.apache.org/jira/browse/HBASE-27474) | Evict blocks on split/merge; Avoid caching reference/hlinks if compaction is enabled | Major | . | +| [HBASE-27514](https://issues.apache.org/jira/browse/HBASE-27514) | Move some persistent states from zookeeper to master region | Major | master, Zookeeper | +| [HBASE-27565](https://issues.apache.org/jira/browse/HBASE-27565) | Make the initial corePoolSize configurable for ChoreService | Major | conf | +| [HBASE-27529](https://issues.apache.org/jira/browse/HBASE-27529) | Provide RS coproc ability to attach WAL extended attributes to mutations at replication sink | Major | Coprocessors, Replication | +| [HBASE-27493](https://issues.apache.org/jira/browse/HBASE-27493) | Allow namespace admins to clone snapshots created by them | Major | snapshots | +| [HBASE-27562](https://issues.apache.org/jira/browse/HBASE-27562) | Publish SBOM artifacts | Major | java | +| [HBASE-27539](https://issues.apache.org/jira/browse/HBASE-27539) | Encapsulate and centralise access to ref count through StoreFileInfo | Major | . | +| [HBASE-27541](https://issues.apache.org/jira/browse/HBASE-27541) | Backups should be able to be restored to a separate filesystem | Minor | backup&restore | +| [HBASE-27542](https://issues.apache.org/jira/browse/HBASE-27542) | Remove unneeded distcp log cleanup after incremental backups | Minor | backup&restore | +| [HBASE-27551](https://issues.apache.org/jira/browse/HBASE-27551) | Add config options to delay assignment to retain last region location | Major | . | +| [HBASE-27583](https://issues.apache.org/jira/browse/HBASE-27583) | Remove -X option when building protoc check in nightly and pre commit job | Major | jenkins, scripts | +| [HBASE-27558](https://issues.apache.org/jira/browse/HBASE-27558) | Scan quotas and limits should account for total block IO | Major | . | +| [HBASE-27598](https://issues.apache.org/jira/browse/HBASE-27598) | Upgrade mockito to 4.x | Major | dependencies, test | +| [HBASE-27570](https://issues.apache.org/jira/browse/HBASE-27570) | Unify tracking of block IO across all read request types | Major | . | +| [HBASE-27534](https://issues.apache.org/jira/browse/HBASE-27534) | Determine too large requests by response block size rather than cell size | Major | . | +| [HBASE-27590](https://issues.apache.org/jira/browse/HBASE-27590) | Change Iterable to List in SnapshotFileCache | Minor | . | +| [HBASE-21521](https://issues.apache.org/jira/browse/HBASE-21521) | Expose master startup status via web UI | Major | master, UI | +| [HBASE-15242](https://issues.apache.org/jira/browse/HBASE-15242) | Client metrics for retries and timeouts | Major | metrics | +| [HBASE-27655](https://issues.apache.org/jira/browse/HBASE-27655) | Remove the empty path annotation from ClusterMetricsResource | Trivial | . | +| [HBASE-27666](https://issues.apache.org/jira/browse/HBASE-27666) | Allow preCompact hooks to return scanners whose cells can be shipped | Major | . | +| [HBASE-23102](https://issues.apache.org/jira/browse/HBASE-23102) | Improper Usage of Map putIfAbsent | Minor | . | +| [HBASE-27458](https://issues.apache.org/jira/browse/HBASE-27458) | Use ReadWriteLock for region scanner readpoint map | Minor | Scanners | +| [HBASE-23983](https://issues.apache.org/jira/browse/HBASE-23983) | Spotbugs warning complain on master build | Major | . | +| [HBASE-27670](https://issues.apache.org/jira/browse/HBASE-27670) | Improve FSUtils to directly obtain FSDataOutputStream | Major | Filesystem Integration | +| [HBASE-27672](https://issues.apache.org/jira/browse/HBASE-27672) | Read RPC threads may BLOCKED at the Configuration.get when using java compression | Minor | . | +| [HBASE-27681](https://issues.apache.org/jira/browse/HBASE-27681) | Refactor Table Latency Metrics | Major | . | +| [HBASE-27632](https://issues.apache.org/jira/browse/HBASE-27632) | Refactor WAL.Reader implementation so we can better support WAL splitting and replication | Major | Replication, wal | +| [HBASE-27615](https://issues.apache.org/jira/browse/HBASE-27615) | Add group of regionServer on Master webUI | Major | . | +| [HBASE-27686](https://issues.apache.org/jira/browse/HBASE-27686) | Recovery of BucketCache and Prefetched data after RS Crash | Major | BucketCache | +| [HBASE-27710](https://issues.apache.org/jira/browse/HBASE-27710) | ByteBuff ref counting is too expensive for on-heap buffers | Major | . | +| [HBASE-27646](https://issues.apache.org/jira/browse/HBASE-27646) | Should not use pread when prefetching in HFilePreadReader | Minor | Performance | +| [HBASE-27313](https://issues.apache.org/jira/browse/HBASE-27313) | Persist list of Hfiles names for which prefetch is done | Major | BucketCache | +| [HBASE-27676](https://issues.apache.org/jira/browse/HBASE-27676) | Scan handlers in the RPC executor should match at least one scan queues | Major | . | +| [HBASE-27744](https://issues.apache.org/jira/browse/HBASE-27744) | Update compression dependencies | Minor | io | +| [HBASE-26526](https://issues.apache.org/jira/browse/HBASE-26526) | Introduce a timeout to shutdown of WAL | Major | wal | +| [HBASE-27758](https://issues.apache.org/jira/browse/HBASE-27758) | Inconsistent synchronization in MetricsUserSourceImpl | Major | . | +| [HBASE-27756](https://issues.apache.org/jira/browse/HBASE-27756) | Make request guardrail configs in RSRpcServices live updatable | Major | . | +| [HBASE-27765](https://issues.apache.org/jira/browse/HBASE-27765) | Add biggest cell related info into web ui | Major | HFile, UI | +| [HBASE-27713](https://issues.apache.org/jira/browse/HBASE-27713) | Remove numRegions in Region Metrics | Major | metrics | +| [HBASE-27780](https://issues.apache.org/jira/browse/HBASE-27780) | FileChangeWatcher improvements | Major | . | +| [HBASE-27422](https://issues.apache.org/jira/browse/HBASE-27422) | Support replication for hbase:acl | Major | acl, Replication | +| [HBASE-27787](https://issues.apache.org/jira/browse/HBASE-27787) | Downgrade noisy info log in NettyRpcConnection when TLS enabled | Major | . | +| [HBASE-27785](https://issues.apache.org/jira/browse/HBASE-27785) | Encapsulate and centralize totalBufferUsed in ReplicationSourceManager | Major | Replication | +| [HBASE-27536](https://issues.apache.org/jira/browse/HBASE-27536) | Include more request information in slowlog for Scans | Major | . | +| [HBASE-27535](https://issues.apache.org/jira/browse/HBASE-27535) | Separate slowlog thresholds for scans vs other requests | Major | . | +| [HBASE-27818](https://issues.apache.org/jira/browse/HBASE-27818) | Split TestReplicationDroppedTables | Major | Replication, test | +| [HBASE-27808](https://issues.apache.org/jira/browse/HBASE-27808) | Change flatten mode for oss in our pom file | Major | community, pom | +| [HBASE-27819](https://issues.apache.org/jira/browse/HBASE-27819) | 10k RpcServer.MAX\_REQUEST\_SIZE is not enough in ReplicationDroppedTable related tests | Major | test | +| [HBASE-27792](https://issues.apache.org/jira/browse/HBASE-27792) | Guard Master/RS Dump Servlet behind admin walls | Minor | security, UI | +| [HBASE-27821](https://issues.apache.org/jira/browse/HBASE-27821) | Split TestFuzzyRowFilterEndToEnd | Major | test | +| [HBASE-27838](https://issues.apache.org/jira/browse/HBASE-27838) | Update zstd-jni from version 1.5.4-2 -\> 1.5.5-2 | Minor | io | +| [HBASE-27844](https://issues.apache.org/jira/browse/HBASE-27844) | changed type names to avoid conflicts with built-in types | Minor | build | +| [HBASE-27788](https://issues.apache.org/jira/browse/HBASE-27788) | Skip family comparing when compare cells inner the store | Major | Performance | +| [HBASE-27858](https://issues.apache.org/jira/browse/HBASE-27858) | Update surefire version to 3.0.0 and use the SurefireForkNodeFactory | Minor | test | +| [HBASE-27870](https://issues.apache.org/jira/browse/HBASE-27870) | Eliminate the 'WARNING: package jdk.internal.util.random not in java.base' when running UTs with jdk11 | Major | build, pom, test | +| [HBASE-27812](https://issues.apache.org/jira/browse/HBASE-27812) | Provide option in HBase UI to disable stack trace for security | Minor | UI | +| [HBASE-27848](https://issues.apache.org/jira/browse/HBASE-27848) | Should fast-fail if unmatched column family exists when using ImportTsv | Major | mapreduce | +| [HBASE-27876](https://issues.apache.org/jira/browse/HBASE-27876) | Only generate SBOM when releasing | Minor | build, pom | +| [HBASE-27855](https://issues.apache.org/jira/browse/HBASE-27855) | Support dynamic adjustment of flusher count | Minor | regionserver | +| [HBASE-27899](https://issues.apache.org/jira/browse/HBASE-27899) | Beautify the output information of the getStats method in ReplicationSource | Minor | Replication | +| [HBASE-27888](https://issues.apache.org/jira/browse/HBASE-27888) | Record readBlock message in log when it takes too long time | Minor | HFile | +| [HBASE-27939](https://issues.apache.org/jira/browse/HBASE-27939) | Bump snappy-java from 1.1.9.1 to 1.1.10.1 | Major | dependabot, security | +| [HBASE-27902](https://issues.apache.org/jira/browse/HBASE-27902) | New async admin api to invoke coproc on multiple servers | Major | . | +| [HBASE-27892](https://issues.apache.org/jira/browse/HBASE-27892) | Report memstore on-heap and off-heap size as jmx metrics | Major | metrics | +| [HBASE-27948](https://issues.apache.org/jira/browse/HBASE-27948) | Report memstore on-heap and off-heap size as jmx metrics in sub=Memory bean | Major | . | +| [HBASE-27954](https://issues.apache.org/jira/browse/HBASE-27954) | Eliminate duplicate code for getNonRootIndexedKey in HFileBlockIndex | Major | HFile | +| [HBASE-27920](https://issues.apache.org/jira/browse/HBASE-27920) | Skipping compact for this region if the table disable compaction | Major | Compaction | +| [HBASE-27845](https://issues.apache.org/jira/browse/HBASE-27845) | Distinguish the mutate types of rpc error in MetricsConnection | Minor | metrics | +| [HBASE-27798](https://issues.apache.org/jira/browse/HBASE-27798) | Client side should back off based on wait interval in RpcThrottlingException | Major | . | +| [HBASE-27897](https://issues.apache.org/jira/browse/HBASE-27897) | ConnectionImplementation#locateRegionInMeta should pause and retry when taking user region lock failed | Major | Client | +| [HBASE-27906](https://issues.apache.org/jira/browse/HBASE-27906) | Fix the javadoc for SyncFutureCache | Minor | documentation | +| [HBASE-26874](https://issues.apache.org/jira/browse/HBASE-26874) | VerifyReplication recompare async | Major | . | +| [HBASE-27896](https://issues.apache.org/jira/browse/HBASE-27896) | Disable hdfs readahead for pread reads | Major | . | +| [HBASE-27956](https://issues.apache.org/jira/browse/HBASE-27956) | Support wall clock profiling in ProfilerServlet | Major | . | +| [HBASE-27996](https://issues.apache.org/jira/browse/HBASE-27996) | Remove InterfaceStability.Stable from HTable | Major | . | +| [HBASE-28012](https://issues.apache.org/jira/browse/HBASE-28012) | Avoid CellUtil.cloneRow in BufferedEncodedSeeker | Major | Offheaping, Performance | +| [HBASE-28025](https://issues.apache.org/jira/browse/HBASE-28025) | Enhance ByteBufferUtils.findCommonPrefix to compare 8 bytes each time | Major | Performance | +| [HBASE-27717](https://issues.apache.org/jira/browse/HBASE-27717) | Add rsgroup name for dead region servers on master UI | Minor | UI | +| [HBASE-28051](https://issues.apache.org/jira/browse/HBASE-28051) | The javadoc about RegionProcedureStore.delete is incorrect | Trivial | documentation | +| [HBASE-28052](https://issues.apache.org/jira/browse/HBASE-28052) | Removing the useless parameters from ProcedureExecutor.loadProcedures | Minor | proc-v2 | +| [HBASE-28038](https://issues.apache.org/jira/browse/HBASE-28038) | Add TLS settings to ZooKeeper client | Major | Zookeeper | +| [HBASE-28059](https://issues.apache.org/jira/browse/HBASE-28059) | Use correct units in RegionLoad#getStoreUncompressedSizeMB() | Major | Admin | +| [HBASE-28008](https://issues.apache.org/jira/browse/HBASE-28008) | Add support for tcnative | Major | . | +| [HBASE-27853](https://issues.apache.org/jira/browse/HBASE-27853) | Add client side table metrics for rpc calls and request latency. | Major | Client, metrics | +| [HBASE-27981](https://issues.apache.org/jira/browse/HBASE-27981) | Add connection and request attributes to slow log | Major | . | +| [HBASE-28068](https://issues.apache.org/jira/browse/HBASE-28068) | Add hbase.normalizer.merge.merge\_request\_max\_number\_of\_regions property to limit max number of regions in a merge request for merge normalization | Minor | Normalizer | +| [HBASE-28128](https://issues.apache.org/jira/browse/HBASE-28128) | Reject requests at RPC layer when RegionServer is aborting | Major | . | +| [HBASE-22138](https://issues.apache.org/jira/browse/HBASE-22138) | Undo our direct dependence on protos in google.protobuf.Any in Procedure.proto | Major | proc-v2, Protobufs | +| [HBASE-28135](https://issues.apache.org/jira/browse/HBASE-28135) | Specify -Xms for tests | Major | test | +| [HBASE-28138](https://issues.apache.org/jira/browse/HBASE-28138) | Make the connection idle timeout configurable for the embedded HTTP servers | Minor | . | +| [HBASE-28113](https://issues.apache.org/jira/browse/HBASE-28113) | Modify the way of acquiring the RegionStateNode lock in checkOnlineRegionsReport to tryLock | Major | master | +| [HBASE-28043](https://issues.apache.org/jira/browse/HBASE-28043) | Reduce seeks from beginning of block in StoreFileScanner.seekToPreviousRow | Major | . | +| [HBASE-28085](https://issues.apache.org/jira/browse/HBASE-28085) | Configurably use scanner timeout as rpc timeout for scanner next calls | Major | . | +| [HBASE-27276](https://issues.apache.org/jira/browse/HBASE-27276) | Reduce reflection overhead in Filter deserialization | Major | . | +| [HBASE-28193](https://issues.apache.org/jira/browse/HBASE-28193) | Update plugin for SBOM generation to 2.7.10 | Major | build, pom | +| [HBASE-28176](https://issues.apache.org/jira/browse/HBASE-28176) | PrefetchExecutor should stop once cache reaches capacity | Major | . | +| [HBASE-25549](https://issues.apache.org/jira/browse/HBASE-25549) | Provide a switch that allows avoiding reopening all regions when modifying a table to prevent RIT storms. | Major | master, shell | +| [HBASE-28212](https://issues.apache.org/jira/browse/HBASE-28212) | Do not need to maintain rollback step when root procedure does not support rollback | Major | master, proc-v2 | +| [HBASE-28215](https://issues.apache.org/jira/browse/HBASE-28215) | Region reopen procedure should support some sort of throttling | Major | master, proc-v2 | +| [HBASE-27532](https://issues.apache.org/jira/browse/HBASE-27532) | Add block bytes scanned metrics | Major | . | +| [HBASE-28209](https://issues.apache.org/jira/browse/HBASE-28209) | Create a jmx metrics to expose the oldWALs directory size | Major | metrics | +| [HBASE-28029](https://issues.apache.org/jira/browse/HBASE-28029) | Netty SSL throughput improvement | Major | . | +| [HBASE-21243](https://issues.apache.org/jira/browse/HBASE-21243) | Correct java-doc for the method RpcServer.getRemoteAddress() | Trivial | . | +| [HBASE-20528](https://issues.apache.org/jira/browse/HBASE-20528) | Revise collections copying from iteration to built-in function | Minor | . | +| [HBASE-27402](https://issues.apache.org/jira/browse/HBASE-27402) | Clone Scan in ClientScanner to avoid errors with Scan re-used | Major | . | +| [HBASE-28307](https://issues.apache.org/jira/browse/HBASE-28307) | Add hbase-openssl module and include in release binaries | Major | . | +| [HBASE-28256](https://issues.apache.org/jira/browse/HBASE-28256) | Enhance ByteBufferUtils.readVLong to read more bytes at a time | Major | Performance | +| [HBASE-28306](https://issues.apache.org/jira/browse/HBASE-28306) | Add property to customize Version information | Major | . | +| [HBASE-28305](https://issues.apache.org/jira/browse/HBASE-28305) | Add "Uncompressed StoreFileSize" column to the table.jsp | Minor | UI | +| [HBASE-28271](https://issues.apache.org/jira/browse/HBASE-28271) | Infinite waiting on lock acquisition by snapshot can result in unresponsive master | Major | . | +| [HBASE-28302](https://issues.apache.org/jira/browse/HBASE-28302) | Add tracking of fs read times in ScanMetrics and slow logs | Major | . | +| [HBASE-28327](https://issues.apache.org/jira/browse/HBASE-28327) | Add remove(String key, Metric metric) method to MetricRegistry interface | Major | metrics | +| [HBASE-28332](https://issues.apache.org/jira/browse/HBASE-28332) | Type conversion is no need in method CompactionChecker.chore() | Minor | Compaction | +| [HBASE-28317](https://issues.apache.org/jira/browse/HBASE-28317) | RpcCallContext should expose client's TLS certificate | Minor | . | +| [HBASE-26642](https://issues.apache.org/jira/browse/HBASE-26642) | Increase the timeout for TestStochasticLoadBalancerRegionReplicaLargeCluster | Major | Balancer, test | +| [HBASE-28190](https://issues.apache.org/jira/browse/HBASE-28190) | Add slow sync log rolling test in TestAsyncLogRolling | Minor | test | +| [HBASE-28334](https://issues.apache.org/jira/browse/HBASE-28334) | Add comment around erasure coding policy in DEFAULT\_VALUE map | Major | . | +| [HBASE-27687](https://issues.apache.org/jira/browse/HBASE-27687) | Enhance quotas to consume blockBytesScanned rather than response size | Major | . | +| [HBASE-27800](https://issues.apache.org/jira/browse/HBASE-27800) | Add support for default user quotas | Major | . | +| [HBASE-28349](https://issues.apache.org/jira/browse/HBASE-28349) | Atomic requests should increment read usage in quotas | Major | . | +| [HBASE-28357](https://issues.apache.org/jira/browse/HBASE-28357) | MoveWithAck#isSuccessfulScan for Region movement should use Region End Key for limiting scan to one region only. | Minor | Region Assignment | +| [HBASE-28356](https://issues.apache.org/jira/browse/HBASE-28356) | RegionServer Canary can should use Scan just like Region Canary with option to enable Raw Scan | Minor | canary | +| [HBASE-28367](https://issues.apache.org/jira/browse/HBASE-28367) | Backport "HBASE-27811 Enable cache control for logs endpoint and set max age as 0" to branch-2 | Minor | . | +| [HBASE-28142](https://issues.apache.org/jira/browse/HBASE-28142) | Region Server Logs getting spammed with warning when storefile has no reader | Minor | . | +| [HBASE-28370](https://issues.apache.org/jira/browse/HBASE-28370) | Default user quotas are refreshing too frequently | Major | . | +| [HBASE-28398](https://issues.apache.org/jira/browse/HBASE-28398) | Make sure we close all the scanners in TestHRegion | Major | test | +| [HBASE-28313](https://issues.apache.org/jira/browse/HBASE-28313) | StorefileRefresherChore should not refresh readonly table | Major | regionserver | +| [HBASE-28342](https://issues.apache.org/jira/browse/HBASE-28342) | Decommissioned hosts should be rejected by the HMaster | Major | master | +| [HBASE-28359](https://issues.apache.org/jira/browse/HBASE-28359) | Improve quota RateLimiter synchronization | Major | . | +| [HBASE-28424](https://issues.apache.org/jira/browse/HBASE-28424) | Set correct Result to RegionActionResult for successful Put/Delete mutations | Major | . | +| [HBASE-28385](https://issues.apache.org/jira/browse/HBASE-28385) | Quota estimates are too optimistic for large scans | Major | . | +| [HBASE-28427](https://issues.apache.org/jira/browse/HBASE-28427) | FNFE related to 'master:store' when moving archived hfiles to global archived dir | Minor | master | +| [HBASE-28124](https://issues.apache.org/jira/browse/HBASE-28124) | Missing fields in Scan.toJSON | Major | . | +| [HBASE-28416](https://issues.apache.org/jira/browse/HBASE-28416) | Remove hbase-examples from hbase-assembly | Major | . | +| [HBASE-28453](https://issues.apache.org/jira/browse/HBASE-28453) | Support a middle ground between the Average and Fixed interval rate limiters | Major | . | + + +### BUG FIXES: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-25166](https://issues.apache.org/jira/browse/HBASE-25166) | MobFileCompactionChore is closing the master's shared cluster connection | Major | master | +| [HBASE-26842](https://issues.apache.org/jira/browse/HBASE-26842) | TestSnapshotProcedure fails in branch-2 | Critical | proc-v2, snapshots | +| [HBASE-27092](https://issues.apache.org/jira/browse/HBASE-27092) | Regionserver table on Master UI is broken | Major | master | +| [HBASE-26977](https://issues.apache.org/jira/browse/HBASE-26977) | HMaster's ShutdownHook does not take effect, if tablesOnMaster is false | Major | master | +| [HBASE-27246](https://issues.apache.org/jira/browse/HBASE-27246) | RSGroupMappingScript#getRSGroup has thread safety problem | Major | rsgroup | +| [HBASE-27325](https://issues.apache.org/jira/browse/HBASE-27325) | the bulkload max call queue size can be update to a wrong value | Minor | IPC/RPC | +| [HBASE-27321](https://issues.apache.org/jira/browse/HBASE-27321) | The ReplicationLogCleaner is not thread safe but can be called from different threads at the same time | Critical | master, Replication | +| [HBASE-27152](https://issues.apache.org/jira/browse/HBASE-27152) | Under compaction mark may leak | Major | Compaction | +| [HBASE-27335](https://issues.apache.org/jira/browse/HBASE-27335) | HBase shell hang for a minute when quiting | Major | shell | +| [HBASE-27336](https://issues.apache.org/jira/browse/HBASE-27336) | The region visualizer shows 'undefined' region server | Major | master, UI | +| [HBASE-22939](https://issues.apache.org/jira/browse/HBASE-22939) | SpaceQuotas- Bulkload from different hdfs failed when space quotas are turned on. | Major | . | +| [HBASE-27353](https://issues.apache.org/jira/browse/HBASE-27353) | opentelemetry-context jar missing at runtime causes MR jobs to fail | Minor | . | +| [HBASE-27362](https://issues.apache.org/jira/browse/HBASE-27362) | Fix some tests hung by CompactSplit.requestCompactionInternal ignoring compactionsEnabled check | Major | Compaction | +| [HBASE-27352](https://issues.apache.org/jira/browse/HBASE-27352) | Quoted string argument with spaces passed from command line are propagated wrongly to the underlying java class | Minor | shell | +| [HBASE-27368](https://issues.apache.org/jira/browse/HBASE-27368) | Do not need to throw IllegalStateException when peer is not active in ReplicationSource.initialize | Major | regionserver, Replication | +| [HBASE-27386](https://issues.apache.org/jira/browse/HBASE-27386) | Use encoded size for calculating compression ratio in block size predicator | Major | . | +| [HBASE-27409](https://issues.apache.org/jira/browse/HBASE-27409) | Fix the javadoc for WARCRecord | Major | documentation | +| [HBASE-27407](https://issues.apache.org/jira/browse/HBASE-27407) | Fixing check for "description" request param in JMXJsonServlet.java | Minor | metrics | +| [HBASE-27419](https://issues.apache.org/jira/browse/HBASE-27419) | Update to hbase-thirdparty 4.1.2 | Major | dependencies | +| [HBASE-27424](https://issues.apache.org/jira/browse/HBASE-27424) | Upgrade Jettison for CVE-2022-40149/40150 | Major | . | +| [HBASE-27420](https://issues.apache.org/jira/browse/HBASE-27420) | Failure while connecting to zk if HBase is running in standalone mode in a container | Minor | Zookeeper | +| [HBASE-27426](https://issues.apache.org/jira/browse/HBASE-27426) | Region server abort with failing to list region servers. | Major | Zookeeper | +| [HBASE-27433](https://issues.apache.org/jira/browse/HBASE-27433) | DefaultMobStoreCompactor should delete MobStoreFile cleanly when compaction is failed | Major | mob | +| [HBASE-27440](https://issues.apache.org/jira/browse/HBASE-27440) | metrics method removeHistogramMetrics trigger serious memory leak | Major | metrics, regionserver | +| [HBASE-25983](https://issues.apache.org/jira/browse/HBASE-25983) | javadoc generation fails on openjdk-11.0.11+9 | Major | documentation, pom | +| [HBASE-27446](https://issues.apache.org/jira/browse/HBASE-27446) | Spotbugs 4.7.2 report a lot of logging errors when generating report | Major | build, jenkins, scripts | +| [HBASE-27437](https://issues.apache.org/jira/browse/HBASE-27437) | TestHeapSize is flaky | Major | test | +| [HBASE-27472](https://issues.apache.org/jira/browse/HBASE-27472) | The personality script set wrong hadoop2 check version for branch-2 | Major | jenkins, scripts | +| [HBASE-27473](https://issues.apache.org/jira/browse/HBASE-27473) | Fix spotbugs warnings in hbase-rest Client.getResponseBody | Major | REST | +| [HBASE-27480](https://issues.apache.org/jira/browse/HBASE-27480) | Skip error prone for hadoop2/3 checkes in our nightly jobs | Major | jenkins, scripts | +| [HBASE-27379](https://issues.apache.org/jira/browse/HBASE-27379) | numOpenConnections metric is one less than the actual | Minor | metrics | +| [HBASE-27423](https://issues.apache.org/jira/browse/HBASE-27423) | Upgrade hbase-thirdparty to 4.1.3 and upgrade Jackson for CVE-2022-42003/42004 | Major | security | +| [HBASE-27464](https://issues.apache.org/jira/browse/HBASE-27464) | In memory compaction 'COMPACT' may cause data corruption when adding cells large than maxAlloc(default 256k) size | Critical | in-memory-compaction | +| [HBASE-27501](https://issues.apache.org/jira/browse/HBASE-27501) | The .flattened-pom.xml for some modules are not installed | Blocker | build, pom | +| [HBASE-27445](https://issues.apache.org/jira/browse/HBASE-27445) | result of DirectMemoryUtils#getDirectMemorySize may be wrong | Minor | UI | +| [HBASE-27504](https://issues.apache.org/jira/browse/HBASE-27504) | Remove duplicated config 'hbase.normalizer.merge.min\_region\_age.days' in hbase-default.xml | Minor | conf | +| [HBASE-27463](https://issues.apache.org/jira/browse/HBASE-27463) | Reset sizeOfLogQueue when refresh replication source | Minor | Replication | +| [HBASE-27484](https://issues.apache.org/jira/browse/HBASE-27484) | FNFE on StoreFileScanner after a flush followed by a compaction | Major | . | +| [HBASE-27519](https://issues.apache.org/jira/browse/HBASE-27519) | Another case for FNFE on StoreFileScanner after a flush followed by a compaction | Major | . | +| [HBASE-27527](https://issues.apache.org/jira/browse/HBASE-27527) | Port HBASE-27498 to branch-2 | Major | Client | +| [HBASE-27524](https://issues.apache.org/jira/browse/HBASE-27524) | Fix python requirements problem | Major | scripts, security | +| [HBASE-27390](https://issues.apache.org/jira/browse/HBASE-27390) | getClusterMetrics NullPointerException when ServerTask status null | Major | . | +| [HBASE-27485](https://issues.apache.org/jira/browse/HBASE-27485) | HBaseTestingUtility minicluster requires log4j2 | Major | test | +| [HBASE-27489](https://issues.apache.org/jira/browse/HBASE-27489) | Fix several problems after HBASE-27304 | Minor | master, regionserver | +| [HBASE-27566](https://issues.apache.org/jira/browse/HBASE-27566) | Bump gitpython from 3.1.29 to 3.1.30 in /dev-support | Major | scripts, security | +| [HBASE-27560](https://issues.apache.org/jira/browse/HBASE-27560) | CatalogJanitor consistencyCheck cannot report the hole on last region if next table is disabled in meta | Minor | hbck2 | +| [HBASE-27563](https://issues.apache.org/jira/browse/HBASE-27563) | ChaosMonkey sometimes generates invalid boundaries for random item selection | Minor | integration tests | +| [HBASE-27564](https://issues.apache.org/jira/browse/HBASE-27564) | Add default encryption type for MiniKDC to fix failed tests on JDK11+ | Major | . | +| [HBASE-27528](https://issues.apache.org/jira/browse/HBASE-27528) | log duplication issues in MasterRpcServices | Major | logging, master, rpc, security | +| [HBASE-27579](https://issues.apache.org/jira/browse/HBASE-27579) | CatalogJanitor can cause data loss due to errors during cleanMergeRegion | Blocker | . | +| [HBASE-26300](https://issues.apache.org/jira/browse/HBASE-26300) | Skip archived master wals during incremental backups | Major | backup&restore | +| [HBASE-27589](https://issues.apache.org/jira/browse/HBASE-27589) | Rename TestConnectionImplementation in hbase-it to fix javadoc failure | Blocker | Client, documentation | +| [HBASE-27592](https://issues.apache.org/jira/browse/HBASE-27592) | Update hadoop netty version for hadoop-2.0 profile | Major | . | +| [HBASE-27586](https://issues.apache.org/jira/browse/HBASE-27586) | Bump up commons-codec to 1.15 | Major | dependencies, security | +| [HBASE-27547](https://issues.apache.org/jira/browse/HBASE-27547) | Close store file readers after region warmup | Major | regionserver | +| [HBASE-26967](https://issues.apache.org/jira/browse/HBASE-26967) | FilterList with FuzzyRowFilter and SingleColumnValueFilter evaluated with operator MUST\_PASS\_ONE doesn't work as expected | Critical | Filters | +| [HBASE-27585](https://issues.apache.org/jira/browse/HBASE-27585) | Bump up jruby to 9.3.9.0 and related joni and jcodings to 2.1.43 and 1.0.57 respectively | Major | jruby, security, shell | +| [HBASE-27608](https://issues.apache.org/jira/browse/HBASE-27608) | Use lowercase image reference name in our docker file | Major | scripts | +| [HBASE-27619](https://issues.apache.org/jira/browse/HBASE-27619) | Bulkload fails when trying to bulkload files with invalid names after HBASE-26707 | Major | . | +| [HBASE-27621](https://issues.apache.org/jira/browse/HBASE-27621) | Also clear the Dictionary when resetting when reading compressed WAL file | Critical | Replication, wal | +| [HBASE-27602](https://issues.apache.org/jira/browse/HBASE-27602) | Remove the impact of operating env on testHFileCleaning | Major | test | +| [HBASE-27637](https://issues.apache.org/jira/browse/HBASE-27637) | Zero length value would cause value compressor read nothing and not advance the position of the InputStream | Critical | dataloss, wal | +| [HBASE-27636](https://issues.apache.org/jira/browse/HBASE-27636) | The "CREATE\_TIME\_TS" value of the hfile generated by the HFileOutputFormat2 class is 0 | Major | HFile, mapreduce | +| [HBASE-27654](https://issues.apache.org/jira/browse/HBASE-27654) | IndexBlockEncoding is missing in HFileContextBuilder copy constructor | Major | . | +| [HBASE-27661](https://issues.apache.org/jira/browse/HBASE-27661) | Set size of systable queue in UT | Major | . | +| [HBASE-27649](https://issues.apache.org/jira/browse/HBASE-27649) | WALPlayer does not properly dedupe overridden cell versions | Major | . | +| [HBASE-27644](https://issues.apache.org/jira/browse/HBASE-27644) | Should not return false when WALKey has no following KVs while reading WAL file | Critical | dataloss, wal | +| [HBASE-27668](https://issues.apache.org/jira/browse/HBASE-27668) | PB's parseDelimitedFrom can successfully return when there are not enough bytes | Critical | Protobufs, wal | +| [HBASE-27650](https://issues.apache.org/jira/browse/HBASE-27650) | Merging empty regions corrupts meta cache | Major | . | +| [HBASE-24781](https://issues.apache.org/jira/browse/HBASE-24781) | Clean up peer metrics when disabling peer | Major | Replication | +| [HBASE-27673](https://issues.apache.org/jira/browse/HBASE-27673) | Fix mTLS client hostname verification | Major | rpc | +| [HBASE-23561](https://issues.apache.org/jira/browse/HBASE-23561) | Look up of Region in Master by encoded region name is O(n) | Trivial | . | +| [HBASE-25709](https://issues.apache.org/jira/browse/HBASE-25709) | Close region may stuck when region is compacting and skipped most cells read | Major | Compaction | +| [HBASE-27250](https://issues.apache.org/jira/browse/HBASE-27250) | MasterRpcService#setRegionStateInMeta does not support replica region encodedNames or region names | Minor | . | +| [HBASE-27688](https://issues.apache.org/jira/browse/HBASE-27688) | HFile splitting occurs during bulkload, the CREATE\_TIME\_TS of hfileinfo is 0 | Major | HFile | +| [HBASE-27714](https://issues.apache.org/jira/browse/HBASE-27714) | WALEntryStreamTestBase creates a new HBTU in startCluster method which causes all sub classes are testing default configurations | Major | Replication, test | +| [HBASE-27716](https://issues.apache.org/jira/browse/HBASE-27716) | Fix TestWALOpenAfterDNRollingStart | Major | test | +| [HBASE-27652](https://issues.apache.org/jira/browse/HBASE-27652) | Client-side lock contention around Configuration when using read replica regions | Major | Client, read replicas | +| [HBASE-27708](https://issues.apache.org/jira/browse/HBASE-27708) | CPU hot-spot resolving User subject | Major | Client, tracing | +| [HBASE-27729](https://issues.apache.org/jira/browse/HBASE-27729) | Missed one parameter when logging exception in StoreFileListFile | Major | logging | +| [HBASE-27718](https://issues.apache.org/jira/browse/HBASE-27718) | The regionStateNode only need remove once in regionOffline | Minor | amv2 | +| [HBASE-27651](https://issues.apache.org/jira/browse/HBASE-27651) | hbase-daemon.sh foreground\_start should propagate SIGHUP and SIGTERM | Minor | scripts | +| [HBASE-27671](https://issues.apache.org/jira/browse/HBASE-27671) | Client should not be able to restore/clone a snapshot after it's TTL has expired | Minor | . | +| [HBASE-27684](https://issues.apache.org/jira/browse/HBASE-27684) | Client metrics for user region lock related behaviors. | Major | Client | +| [HBASE-26866](https://issues.apache.org/jira/browse/HBASE-26866) | Shutdown WAL may abort region server | Major | wal | +| [HBASE-27732](https://issues.apache.org/jira/browse/HBASE-27732) | NPE in TestBasicWALEntryStreamFSHLog.testEOFExceptionInOldWALsDirectory | Major | Replication | +| [HBASE-27333](https://issues.apache.org/jira/browse/HBASE-27333) | Abort RS when the hostname is different from master seen | Major | regionserver | +| [HBASE-27726](https://issues.apache.org/jira/browse/HBASE-27726) | ruby shell not handled SyntaxError exceptions properly | Minor | shell | +| [HBASE-27704](https://issues.apache.org/jira/browse/HBASE-27704) | Quotas can drastically overflow configured limit | Major | . | +| [HBASE-27778](https://issues.apache.org/jira/browse/HBASE-27778) | Incorrect ReplicationSourceWALReader. totalBufferUsed may cause replication hang up | Major | Replication | +| [HBASE-27768](https://issues.apache.org/jira/browse/HBASE-27768) | Race conditions in BlockingRpcConnection | Major | . | +| [HBASE-27796](https://issues.apache.org/jira/browse/HBASE-27796) | Improve MemcachedBlockCache | Major | . | +| [HBASE-27807](https://issues.apache.org/jira/browse/HBASE-27807) | PressureAwareCompactionThroughputController#tune log the opposite of the actual scenario | Trivial | Compaction | +| [HBASE-27810](https://issues.apache.org/jira/browse/HBASE-27810) | HBCK throws RejectedExecutionException when closing ZooKeeper resources | Major | hbck | +| [HBASE-27822](https://issues.apache.org/jira/browse/HBASE-27822) | TestFromClientSide5.testAppendWithoutWAL is flaky | Major | scan, test | +| [HBASE-27823](https://issues.apache.org/jira/browse/HBASE-27823) | NPE in ClaimReplicationQueuesProcedure when running TestAssignmentManager.testAssignSocketTimeout | Major | test | +| [HBASE-27824](https://issues.apache.org/jira/browse/HBASE-27824) | NPE in MetricsMasterWrapperImpl.isRunning | Major | test | +| [HBASE-27851](https://issues.apache.org/jira/browse/HBASE-27851) | TestListTablesByState is silently failing due to a surefire bug | Minor | test | +| [HBASE-27857](https://issues.apache.org/jira/browse/HBASE-27857) | HBaseClassTestRule: system exit not restored if test times out may cause test to hang | Minor | test | +| [HBASE-27860](https://issues.apache.org/jira/browse/HBASE-27860) | Fix build error against Hadoop 3.3.5 | Major | build, hadoop3 | +| [HBASE-27865](https://issues.apache.org/jira/browse/HBASE-27865) | TestThriftServerCmdLine fails with org.apache.hadoop.hbase.SystemExitRule$SystemExitInTestException | Major | test, Thrift | +| [HBASE-27874](https://issues.apache.org/jira/browse/HBASE-27874) | Problem in flakey generated report causes pre-commit run to fail | Major | build | +| [HBASE-27277](https://issues.apache.org/jira/browse/HBASE-27277) | TestRaceBetweenSCPAndTRSP fails in pre commit | Major | proc-v2, test | +| [HBASE-27867](https://issues.apache.org/jira/browse/HBASE-27867) | Close the L1 victim handler race | Minor | BlockCache | +| [HBASE-27872](https://issues.apache.org/jira/browse/HBASE-27872) | xerial's snappy-java requires GLIBC \>= 2.32 | Minor | . | +| [HBASE-27793](https://issues.apache.org/jira/browse/HBASE-27793) | Make HBCK be able to report unknown servers | Major | hbck | +| [HBASE-27510](https://issues.apache.org/jira/browse/HBASE-27510) | Should use 'org.apache.hbase.thirdparty.io.netty.tryReflectionSetAccessible' | Major | . | +| [HBASE-27923](https://issues.apache.org/jira/browse/HBASE-27923) | NettyRpcServer may hange if it should skip initial sasl handshake | Major | netty, rpc, security | +| [HBASE-27924](https://issues.apache.org/jira/browse/HBASE-27924) | Remove duplicate code for NettyHBaseSaslRpcServerHandler and make the sentByte metrics more accurate | Major | netty, rpc, security | +| [HBASE-27940](https://issues.apache.org/jira/browse/HBASE-27940) | Midkey metadata in root index block would always be ignored by BlockIndexReader.readMultiLevelIndexRoot | Major | HFile | +| [HBASE-27871](https://issues.apache.org/jira/browse/HBASE-27871) | Meta replication stuck forever if wal it's still reading gets rolled and deleted | Major | meta replicas | +| [HBASE-27936](https://issues.apache.org/jira/browse/HBASE-27936) | NPE in StoreFileReader.passesGeneralRowPrefixBloomFilter() | Major | regionserver | +| [HBASE-27782](https://issues.apache.org/jira/browse/HBASE-27782) | During SSL handshake error, netty complains that exceptionCaught() was not handled | Major | Client, rpc, security | +| [HBASE-27950](https://issues.apache.org/jira/browse/HBASE-27950) | ClientSideRegionScanner does not adhere to RegionScanner.nextRaw contract | Minor | . | +| [HBASE-27951](https://issues.apache.org/jira/browse/HBASE-27951) | Use ADMIN\_QOS in MasterRpcServices for regionserver operational dependencies | Major | . | +| [HBASE-27942](https://issues.apache.org/jira/browse/HBASE-27942) | The description about hbase.hstore.comactionThreshold is not accurate | Minor | documentation | +| [HBASE-27859](https://issues.apache.org/jira/browse/HBASE-27859) | HMaster.getCompactionState can happen NPE when region state is closed | Major | master | +| [HBASE-27553](https://issues.apache.org/jira/browse/HBASE-27553) | SlowLog does not include params for Mutations | Minor | . | +| [HBASE-28011](https://issues.apache.org/jira/browse/HBASE-28011) | The logStats about LruBlockCache is not accurate | Minor | BlockCache | +| [HBASE-27979](https://issues.apache.org/jira/browse/HBASE-27979) | some syntax errors detected by IDEA in pom.xml | Minor | . | +| [HBASE-27947](https://issues.apache.org/jira/browse/HBASE-27947) | RegionServer OOM under load when TLS is enabled | Critical | rpc | +| [HBASE-28010](https://issues.apache.org/jira/browse/HBASE-28010) | Connection attributes can become corrupted on the server side | Blocker | . | +| [HBASE-28042](https://issues.apache.org/jira/browse/HBASE-28042) | Snapshot corruptions due to non-atomic rename within same filesystem | Major | snapshots | +| [HBASE-28055](https://issues.apache.org/jira/browse/HBASE-28055) | Performance improvement for scan over several stores. | Major | . | +| [HBASE-28079](https://issues.apache.org/jira/browse/HBASE-28079) | Unhandled TableExistsException and NamespaceExistException in BackupSystemTable | Major | . | +| [HBASE-28076](https://issues.apache.org/jira/browse/HBASE-28076) | NPE on initialization error in RecoveredReplicationSourceShipper | Minor | . | +| [HBASE-28061](https://issues.apache.org/jira/browse/HBASE-28061) | HBaseTestingUtility failed to start MiniHbaseCluster in case of Hadoop3.3.1 | Major | hadoop3, integration tests | +| [HBASE-28058](https://issues.apache.org/jira/browse/HBASE-28058) | HMaster snapshot file clean thread and the snapshot request handler thread encountered a deadlock | Major | snapshots | +| [HBASE-28065](https://issues.apache.org/jira/browse/HBASE-28065) | Corrupt HFile data is mishandled in several cases | Major | HFile | +| [HBASE-28101](https://issues.apache.org/jira/browse/HBASE-28101) | Should check the return value of protobuf Message.mergeDelimitedFrom | Critical | Protobufs, rpc | +| [HBASE-28106](https://issues.apache.org/jira/browse/HBASE-28106) | TestShadeSaslAuthenticationProvider fails for branch-2.x | Blocker | test | +| [HBASE-28105](https://issues.apache.org/jira/browse/HBASE-28105) | NPE in QuotaCache if Table is dropped from cluster | Major | Quotas | +| [HBASE-27991](https://issues.apache.org/jira/browse/HBASE-27991) | [hbase-examples] MultiThreadedClientExample throws java.lang.ClassCastException | Minor | . | +| [HBASE-28047](https://issues.apache.org/jira/browse/HBASE-28047) | Deadlock when opening mob files | Major | mob | +| [HBASE-28081](https://issues.apache.org/jira/browse/HBASE-28081) | Snapshot working dir does not retain ACLs after snapshot commit phase | Blocker | acl, test | +| [HBASE-28126](https://issues.apache.org/jira/browse/HBASE-28126) | TestSimpleRegionNormalizer fails 100% of times on flaky dashboard | Major | Normalizer | +| [HBASE-28082](https://issues.apache.org/jira/browse/HBASE-28082) | oldWALs naming can be incompatible with HBase backup | Major | backup&restore | +| [HBASE-28129](https://issues.apache.org/jira/browse/HBASE-28129) | Do not retry refreshSources when region server is already stopping | Major | Replication, rpc | +| [HBASE-28109](https://issues.apache.org/jira/browse/HBASE-28109) | NPE for the region state: Failed to become active master (HMaster) | Major | master | +| [HBASE-28144](https://issues.apache.org/jira/browse/HBASE-28144) | Canary publish read failure fails with NPE if region location is null | Major | . | +| [HBASE-28133](https://issues.apache.org/jira/browse/HBASE-28133) | TestSyncTimeRangeTracker fails with OOM with small -Xms values | Major | . | +| [HBASE-28114](https://issues.apache.org/jira/browse/HBASE-28114) | Add more comments to explain why replication log queue could never be empty for normal replication queue | Major | Replication | +| [HBASE-28146](https://issues.apache.org/jira/browse/HBASE-28146) | Remove ServerManager's rsAdmins map | Major | master | +| [HBASE-28017](https://issues.apache.org/jira/browse/HBASE-28017) | Client metrics are missing response and request size data when using netty | Major | . | +| [HBASE-28145](https://issues.apache.org/jira/browse/HBASE-28145) | When specifying the wrong BloomFilter type while creating a table in HBase shell, an error will occur. | Minor | shell | +| [HBASE-28157](https://issues.apache.org/jira/browse/HBASE-28157) | hbck should report previously reported regions with null region location | Major | . | +| [HBASE-28185](https://issues.apache.org/jira/browse/HBASE-28185) | Alter table to set TTL using hbase shell failed when ttl string is not match format | Minor | . | +| [HBASE-28184](https://issues.apache.org/jira/browse/HBASE-28184) | Tailing the WAL is very slow if there are multiple peers. | Major | Replication | +| [HBASE-28122](https://issues.apache.org/jira/browse/HBASE-28122) | TLSv1.3-compatible cipher suites are not used by default | Major | . | +| [HBASE-28189](https://issues.apache.org/jira/browse/HBASE-28189) | Fix the miss count in one of CombinedBlockCache getBlock implementations | Major | . | +| [HBASE-28175](https://issues.apache.org/jira/browse/HBASE-28175) | RpcLogDetails' Message can become corrupt before log is consumed | Major | . | +| [HBASE-28191](https://issues.apache.org/jira/browse/HBASE-28191) | Meta browser can happen NPE when the server or target server of region is null | Major | UI | +| [HBASE-24687](https://issues.apache.org/jira/browse/HBASE-24687) | MobFileCleanerChore uses a new Connection for each table each time it runs | Minor | mob | +| [HBASE-28174](https://issues.apache.org/jira/browse/HBASE-28174) | DELETE endpoint in REST API does not support deleting binary row keys/columns | Blocker | REST | +| [HBASE-28210](https://issues.apache.org/jira/browse/HBASE-28210) | There could be holes in stack ids when loading procedures | Critical | master, proc-v2 | +| [HBASE-28217](https://issues.apache.org/jira/browse/HBASE-28217) | PrefetchExecutor should not run for files from CFs that have disabled BLOCKCACHE | Major | . | +| [HBASE-28211](https://issues.apache.org/jira/browse/HBASE-28211) | BucketCache.blocksByHFile may leak on allocationFailure or if we reach io errors tolerated | Major | . | +| [HBASE-28222](https://issues.apache.org/jira/browse/HBASE-28222) | Leak in ExportSnapshot during verifySnapshot on S3A | Major | . | +| [HBASE-28226](https://issues.apache.org/jira/browse/HBASE-28226) | The flush table operation encountered an NPE and failed. | Major | . | +| [HBASE-28248](https://issues.apache.org/jira/browse/HBASE-28248) | Race between RegionRemoteProcedureBase and rollback operation could lead to ROLLEDBACK state be persisent to procedure store | Critical | proc-v2, Region Assignment | +| [HBASE-28241](https://issues.apache.org/jira/browse/HBASE-28241) | The snapshot operation encountered an NPE and failed. | Major | proc-v2, snapshots | +| [HBASE-28180](https://issues.apache.org/jira/browse/HBASE-28180) | Review the usage of RegionStates.getOrCreateServer | Major | amv2, master | +| [HBASE-21500](https://issues.apache.org/jira/browse/HBASE-21500) | "hbase.jetty.logs.serve.aliases" is broken with jetty 9.x version | Minor | . | +| [HBASE-28269](https://issues.apache.org/jira/browse/HBASE-28269) | Fix broken ruby scripts and clean up logging | Major | jruby | +| [HBASE-28224](https://issues.apache.org/jira/browse/HBASE-28224) | ClientSideRegionScanner appears not to shutdown MobFileCache | Minor | Scanners | +| [HBASE-28259](https://issues.apache.org/jira/browse/HBASE-28259) | Add java.base/java.io=ALL-UNNAMED open to jdk11\_jvm\_flags | Trivial | java | +| [HBASE-28252](https://issues.apache.org/jira/browse/HBASE-28252) | Add sun.net.dns and sun.net.util to the JDK11+ module exports in the hbase script | Major | scripts | +| [HBASE-28247](https://issues.apache.org/jira/browse/HBASE-28247) | Add java.base/sun.net.dns and java.base/sun.net.util export to jdk11 JVM test flags | Minor | java | +| [HBASE-28261](https://issues.apache.org/jira/browse/HBASE-28261) | Sync jvm11 module flags from hbase-surefire.jdk11.flags to bin/hbase | Trivial | . | +| [HBASE-28297](https://issues.apache.org/jira/browse/HBASE-28297) | IntegrationTestImportTsv fails with ArrayIndexOfOutBounds | Major | integration tests, test | +| [HBASE-28295](https://issues.apache.org/jira/browse/HBASE-28295) | Few tests are failing due to NCDFE: org/bouncycastle/operator/OperatorCreationException | Major | build, dependencies, hadoop3 | +| [HBASE-28301](https://issues.apache.org/jira/browse/HBASE-28301) | IntegrationTestImportTsv fails with UnsupportedOperationException | Minor | integration tests, test | +| [HBASE-28287](https://issues.apache.org/jira/browse/HBASE-28287) | MOB HFiles are expired earlier than their reference data | Major | mob | +| [HBASE-28312](https://issues.apache.org/jira/browse/HBASE-28312) | The bad auth exception can not be passed to client rpc calls properly | Major | Client, IPC/RPC | +| [HBASE-26268](https://issues.apache.org/jira/browse/HBASE-26268) | Provide coprocessor hooks for updateConfiguration and clearRegionBlockCache | Major | . | +| [HBASE-28324](https://issues.apache.org/jira/browse/HBASE-28324) | TestRegionNormalizerWorkQueue#testTake is flaky | Major | test | +| [HBASE-27966](https://issues.apache.org/jira/browse/HBASE-27966) | HBase Master/RS JVM metrics populated incorrectly | Major | metrics | +| [HBASE-28326](https://issues.apache.org/jira/browse/HBASE-28326) | All nightly jobs are failing | Major | jenkins | +| [HBASE-28315](https://issues.apache.org/jira/browse/HBASE-28315) | Remove noisy WARN from trying to construct MetricsServlet | Major | . | +| [HBASE-28330](https://issues.apache.org/jira/browse/HBASE-28330) | TestUnknownServers.testListUnknownServers is flaky in branch-2 | Major | test | +| [HBASE-26816](https://issues.apache.org/jira/browse/HBASE-26816) | Fix CME in ReplicationSourceManager | Minor | Replication | +| [HBASE-28331](https://issues.apache.org/jira/browse/HBASE-28331) | Client integration test fails after upgrading hadoop3 version to 3.3.x | Major | hadoop3, jenkins | +| [HBASE-28336](https://issues.apache.org/jira/browse/HBASE-28336) | Fix casting bug in NettyRpcServer introduced in HBASE-28317 | Minor | . | +| [HBASE-28345](https://issues.apache.org/jira/browse/HBASE-28345) | Close HBase connection on exit from HBase Shell | Major | shell | +| [HBASE-28352](https://issues.apache.org/jira/browse/HBASE-28352) | HTable batch does not honor RpcThrottlingException waitInterval | Major | . | +| [HBASE-28204](https://issues.apache.org/jira/browse/HBASE-28204) | Region Canary can take lot more time If any region (except the first region) starts with delete markers | Major | canary | +| [HBASE-28353](https://issues.apache.org/jira/browse/HBASE-28353) | Close HBase connection on implicit exit from HBase shell | Major | shell | +| [HBASE-28311](https://issues.apache.org/jira/browse/HBASE-28311) | Few ITs (using MiniMRYarnCluster on hadoop-2) are failing due to NCDFE: com/sun/jersey/core/util/FeaturesAndProperties | Major | integration tests, test | +| [HBASE-28377](https://issues.apache.org/jira/browse/HBASE-28377) | Fallback to simple is broken for blocking rpc client | Major | IPC/RPC | +| [HBASE-28390](https://issues.apache.org/jira/browse/HBASE-28390) | WAL value compression fails for cells with large values | Major | . | +| [HBASE-28391](https://issues.apache.org/jira/browse/HBASE-28391) | Remove the need for ADMIN permissions for listDecommissionedRegionServers | Major | Admin | +| [HBASE-28384](https://issues.apache.org/jira/browse/HBASE-28384) | Client ingegration tests fails for branch-2/branch-2.6 | Major | hadoop3, jenkins | +| [HBASE-28354](https://issues.apache.org/jira/browse/HBASE-28354) | RegionSizeCalculator throws NPE when regions are in transition | Major | . | +| [HBASE-28408](https://issues.apache.org/jira/browse/HBASE-28408) | Confusing logging during backup restore | Minor | backup&restore | +| [HBASE-28417](https://issues.apache.org/jira/browse/HBASE-28417) | TestBlockingIPC.testBadPreambleHeader sometimes fails with broken pipe instead of bad auth | Major | IPC/RPC, test | +| [HBASE-27230](https://issues.apache.org/jira/browse/HBASE-27230) | RegionServer should be aborted when WAL.sync throws TimeoutIOException | Major | wal | +| [HBASE-28260](https://issues.apache.org/jira/browse/HBASE-28260) | Possible data loss in WAL after RegionServer crash | Major | . | +| [HBASE-28338](https://issues.apache.org/jira/browse/HBASE-28338) | Bounded leak of FSDataInputStream buffers from checksum switching | Major | . | +| [HBASE-28415](https://issues.apache.org/jira/browse/HBASE-28415) | Remove Curator dependency from hbase-endpoint | Major | . | +| [HBASE-28314](https://issues.apache.org/jira/browse/HBASE-28314) | Enable maven-source-plugin for all modules | Major | build | +| [HBASE-28449](https://issues.apache.org/jira/browse/HBASE-28449) | Fix BackupSystemTable Scans | Major | . | +| [HBASE-28456](https://issues.apache.org/jira/browse/HBASE-28456) | HBase Restore restores old data if data for the same timestamp is in different hfiles | Blocker | backup&restore | +| [HBASE-28412](https://issues.apache.org/jira/browse/HBASE-28412) | Restoring incremental backups to mapped table requires existence of original table | Major | backup&restore | + + +### TESTS: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-27360](https://issues.apache.org/jira/browse/HBASE-27360) | The trace related assertions are flaky for async client tests | Major | test, tracing | +| [HBASE-27479](https://issues.apache.org/jira/browse/HBASE-27479) | Flaky Test testClone in TestTaskMonitor | Trivial | test | +| [HBASE-27595](https://issues.apache.org/jira/browse/HBASE-27595) | ThreadGroup is removed since Hadoop 3.2.4 | Minor | . | +| [HBASE-28254](https://issues.apache.org/jira/browse/HBASE-28254) | Flaky test: TestTableShell | Major | flakies, integration tests | +| [HBASE-28275](https://issues.apache.org/jira/browse/HBASE-28275) | [Flaky test] Fix 'test\_list\_decommissioned\_regionservers' in TestAdminShell2.java | Minor | flakies, test | +| [HBASE-28274](https://issues.apache.org/jira/browse/HBASE-28274) | Flaky test: TestFanOutOneBlockAsyncDFSOutput (Part 2) | Major | flakies, integration tests, test | +| [HBASE-28337](https://issues.apache.org/jira/browse/HBASE-28337) | Positive connection test in TestShadeSaslAuthenticationProvider runs with Kerberos instead of Shade authentication | Major | . | + + +### SUB-TASKS: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-26306](https://issues.apache.org/jira/browse/HBASE-26306) | Backport "HBASE-26220 Use P2P communicate between region servers to sync the list for bootstrap node" to branch-2 | Major | master, regionserver | +| [HBASE-26791](https://issues.apache.org/jira/browse/HBASE-26791) | Memstore flush fencing issue for SFT | Major | HFile | +| [HBASE-27265](https://issues.apache.org/jira/browse/HBASE-27265) | Tool to read the contents of the storefile tracker file | Minor | . | +| [HBASE-27270](https://issues.apache.org/jira/browse/HBASE-27270) | Add bulkloadExecutor.resizeQueues | Minor | regionserver, rpc | +| [HBASE-27317](https://issues.apache.org/jira/browse/HBASE-27317) | Correcting the Store file tracker tool help doc option | Minor | . | +| [HBASE-27310](https://issues.apache.org/jira/browse/HBASE-27310) | Add disabled table is displayed red on master web tables list | Minor | UI | +| [HBASE-27403](https://issues.apache.org/jira/browse/HBASE-27403) | Remove 'Remove unhelpful javadoc stubs' spotless rule for now | Major | documentation, pom | +| [HBASE-27401](https://issues.apache.org/jira/browse/HBASE-27401) | Clean up current broken 'n's in our javadoc | Major | documentation | +| [HBASE-27421](https://issues.apache.org/jira/browse/HBASE-27421) | Bump spotless plugin to 2.27.2 and reimplement the 'Remove unhelpful javadoc stubs' rule | Major | documentation, pom | +| [HBASE-27475](https://issues.apache.org/jira/browse/HBASE-27475) | Use different jdks when running hadoopcheck in personality scripts | Critical | jenkins, scripts | +| [HBASE-27309](https://issues.apache.org/jira/browse/HBASE-27309) | Add major compact table or region operation on master web table page | Minor | Compaction, UI | +| [HBASE-27557](https://issues.apache.org/jira/browse/HBASE-27557) | [JDK17] Update shade plugin version | Minor | . | +| [HBASE-25516](https://issues.apache.org/jira/browse/HBASE-25516) | [JDK17] reflective access Field.class.getDeclaredField("modifiers") not supported | Major | Filesystem Integration | +| [HBASE-27591](https://issues.apache.org/jira/browse/HBASE-27591) | [JDK17] Fix failure TestImmutableScan#testScanCopyConstructor | Minor | . | +| [HBASE-27581](https://issues.apache.org/jira/browse/HBASE-27581) | [JDK17] Fix failure TestHBaseTestingUtil#testResolvePortConflict | Minor | test | +| [HBASE-27645](https://issues.apache.org/jira/browse/HBASE-27645) | [JDK17] Use ReflectionUtils#getModifiersField in UT | Major | java, test | +| [HBASE-27643](https://issues.apache.org/jira/browse/HBASE-27643) | [JDK17] Add-opens java.util.concurrent | Major | java, test | +| [HBASE-27669](https://issues.apache.org/jira/browse/HBASE-27669) | chaos-daemon.sh should make use hbase script start/stop chaosagent and chaos monkey runner. | Major | . | +| [HBASE-27750](https://issues.apache.org/jira/browse/HBASE-27750) | Update the list of prefetched hfiles upon simple block eviction | Major | BucketCache | +| [HBASE-27727](https://issues.apache.org/jira/browse/HBASE-27727) | Implement filesystem based Replication peer storage | Major | Replication | +| [HBASE-27728](https://issues.apache.org/jira/browse/HBASE-27728) | Implement a tool to migrate replication peer data between different storage implementation | Major | Replication | +| [HBASE-27783](https://issues.apache.org/jira/browse/HBASE-27783) | Implement a shell command to disable all peer modification | Major | Replication, shell | +| [HBASE-20804](https://issues.apache.org/jira/browse/HBASE-20804) | Document and add tests for HBaseConfTool | Major | documentation, tooling | +| [HBASE-27806](https://issues.apache.org/jira/browse/HBASE-27806) | Support dynamic reinitializing replication peer storage | Major | conf, Replication | +| [HBASE-27752](https://issues.apache.org/jira/browse/HBASE-27752) | Update the list of prefetched files upon region movement | Major | BucketCache | +| [HBASE-27852](https://issues.apache.org/jira/browse/HBASE-27852) | Interrupt BucketCachePersister thread when BucketCache is shutdown | Major | BucketCache | +| [HBASE-27843](https://issues.apache.org/jira/browse/HBASE-27843) | If moveAndClose fails HFileArchiver should delete any incomplete archive side changes | Major | . | +| [HBASE-28027](https://issues.apache.org/jira/browse/HBASE-28027) | Make TestClusterScopeQuotaThrottle run faster | Major | Quotas, test | +| [HBASE-28004](https://issues.apache.org/jira/browse/HBASE-28004) | Persistent cache map can get corrupt if crash happens midway through the write | Major | . | +| [HBASE-28028](https://issues.apache.org/jira/browse/HBASE-28028) | Read all compressed bytes to a byte array before submitting them to decompressor | Major | . | +| [HBASE-28050](https://issues.apache.org/jira/browse/HBASE-28050) | RSProcedureDispatcher to fail-fast for krb auth failures | Major | . | +| [HBASE-27999](https://issues.apache.org/jira/browse/HBASE-27999) | Implement cache aware load balancer | Major | Balancer | +| [HBASE-28170](https://issues.apache.org/jira/browse/HBASE-28170) | Put the cached time at the beginning of the block; run cache validation in the background when retrieving the persistent cache | Major | . | +| [HBASE-27794](https://issues.apache.org/jira/browse/HBASE-27794) | Tooling for parsing/reading the prefetch files list file | Minor | . | +| [HBASE-24179](https://issues.apache.org/jira/browse/HBASE-24179) | Backport fix for "Netty SASL implementation does not wait for challenge response" to branch-2.x | Major | netty | +| [HBASE-28206](https://issues.apache.org/jira/browse/HBASE-28206) | [JDK17] JVM crashes intermittently on aarch64 | Major | . | +| [HBASE-27997](https://issues.apache.org/jira/browse/HBASE-27997) | Enhance prefetch executor to record region prefetch information along with the list of hfiles prefetched | Major | BucketCache | +| [HBASE-27998](https://issues.apache.org/jira/browse/HBASE-27998) | Enhance region metrics to include prefetch ratio for each region | Major | regionserver | +| [HBASE-28290](https://issues.apache.org/jira/browse/HBASE-28290) | Add 'TM' superscript to the index page title when generating javadoc | Major | build, documentation | +| [HBASE-28031](https://issues.apache.org/jira/browse/HBASE-28031) | TestClusterScopeQuotaThrottle is still failing with broken WAL writer | Major | test | +| [HBASE-28316](https://issues.apache.org/jira/browse/HBASE-28316) | Add BootstrapNodeService handlers | Blocker | IPC/RPC, regionserver | +| [HBASE-28322](https://issues.apache.org/jira/browse/HBASE-28322) | Attach the design doc in HBASE-26220 to our code base | Major | documentation | +| [HBASE-25051](https://issues.apache.org/jira/browse/HBASE-25051) | DIGEST based auth broken for rpc based ConnectionRegistry | Minor | Client, security | +| [HBASE-28341](https://issues.apache.org/jira/browse/HBASE-28341) | [JDK17] Fix Failure TestLdapHttpServer | Major | . | +| [HBASE-28340](https://issues.apache.org/jira/browse/HBASE-28340) | Add trust/key store type to ZK TLS settings handled by HBase | Major | Zookeeper | +| [HBASE-28321](https://issues.apache.org/jira/browse/HBASE-28321) | RpcConnectionRegistry is broken when security is enabled and we use different principal for master and region server | Critical | Client, IPC/RPC, security | +| [HBASE-28394](https://issues.apache.org/jira/browse/HBASE-28394) | Attach the design doc for preamble call to our code base | Major | documentation | +| [HBASE-27814](https://issues.apache.org/jira/browse/HBASE-27814) | Add support for dump and process metrics servlet in REST InfoServer | Minor | REST | +| [HBASE-28350](https://issues.apache.org/jira/browse/HBASE-28350) | [JDK17] Unable to run hbase-it tests with JDK 17 | Major | . | +| [HBASE-23324](https://issues.apache.org/jira/browse/HBASE-23324) | Deprecate clients that connect to Zookeeper | Major | . | +| [HBASE-28401](https://issues.apache.org/jira/browse/HBASE-28401) | Introduce a close method for memstore for release active segment | Major | in-memory-compaction, regionserver | + + +### OTHER: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-26067](https://issues.apache.org/jira/browse/HBASE-26067) | Change the way on how we track store file list | Major | HFile | +| [HBASE-27037](https://issues.apache.org/jira/browse/HBASE-27037) | Display the region server state on the Web UI | Major | . | +| [HBASE-27736](https://issues.apache.org/jira/browse/HBASE-27736) | HFileSystem.getLocalFs is not used | Major | HFile | +| [HBASE-27371](https://issues.apache.org/jira/browse/HBASE-27371) | Bump spotbugs version | Major | build, pom | +| [HBASE-27373](https://issues.apache.org/jira/browse/HBASE-27373) | Fix new spotbugs warnings after upgrading spotbugs to 4.7.2 | Major | . | +| [HBASE-27372](https://issues.apache.org/jira/browse/HBASE-27372) | Update java versions in our Dockerfiles | Major | build, scripts | +| [HBASE-27411](https://issues.apache.org/jira/browse/HBASE-27411) | Update and clean up bcprov-jdk15on dependency | Minor | build | +| [HBASE-27431](https://issues.apache.org/jira/browse/HBASE-27431) | Remove TestRemoteTable.testLimitedScan | Trivial | REST, test | +| [HBASE-27425](https://issues.apache.org/jira/browse/HBASE-27425) | Run flaky test job more often | Minor | test | +| [HBASE-27460](https://issues.apache.org/jira/browse/HBASE-27460) | Fix the hadolint errors after HBASE-27456 | Major | scripts | +| [HBASE-27443](https://issues.apache.org/jira/browse/HBASE-27443) | Use java11 in the general check of our jenkins job | Major | build, jenkins | +| [HBASE-27513](https://issues.apache.org/jira/browse/HBASE-27513) | Modify README.txt to mention how to contribue | Major | community | +| [HBASE-27548](https://issues.apache.org/jira/browse/HBASE-27548) | Bump jettison from 1.5.1 to 1.5.2 | Major | dependabot, dependencies, security | +| [HBASE-27567](https://issues.apache.org/jira/browse/HBASE-27567) | Introduce ChaosMonkey Action to print HDFS Cluster status | Minor | integration tests | +| [HBASE-27568](https://issues.apache.org/jira/browse/HBASE-27568) | ChaosMonkey add support for JournalNodes | Major | integration tests | +| [HBASE-27575](https://issues.apache.org/jira/browse/HBASE-27575) | Bump future from 0.18.2 to 0.18.3 in /dev-support | Minor | . | +| [HBASE-27578](https://issues.apache.org/jira/browse/HBASE-27578) | Upgrade hbase-thirdparty to 4.1.4 | Blocker | dependencies, security | +| [HBASE-27588](https://issues.apache.org/jira/browse/HBASE-27588) | "Instantiating StoreFileTracker impl" INFO level logging is too chatty | Minor | . | +| [HBASE-27456](https://issues.apache.org/jira/browse/HBASE-27456) | Upgrade the dockerfile used in nightly and pre commit to ubuntu 22.04 | Major | jenkins, scripts | +| [HBASE-27626](https://issues.apache.org/jira/browse/HBASE-27626) | Suppress noisy logging in client.ConnectionImplementation | Minor | logging | +| [HBASE-27685](https://issues.apache.org/jira/browse/HBASE-27685) | Enable code coverage reporting to SonarQube in HBase | Minor | . | +| [HBASE-27715](https://issues.apache.org/jira/browse/HBASE-27715) | Refactoring the long tryAdvanceEntry method in WALEntryStream | Major | Replication | +| [HBASE-27702](https://issues.apache.org/jira/browse/HBASE-27702) | Remove 'hbase.regionserver.hlog.writer.impl' config | Major | wal | +| [HBASE-27737](https://issues.apache.org/jira/browse/HBASE-27737) | Add supplemental model for com.aayushatharva.brotli4j:native-osx-aarch64 | Minor | build, community | +| [HBASE-27741](https://issues.apache.org/jira/browse/HBASE-27741) | Fall back to protoc osx-x86\_64 on Apple Silicon | Minor | build | +| [HBASE-27748](https://issues.apache.org/jira/browse/HBASE-27748) | Bump jettison from 1.5.2 to 1.5.4 | Major | dependabot, dependencies, security | +| [HBASE-27720](https://issues.apache.org/jira/browse/HBASE-27720) | TestClusterRestartFailover is flakey due to metrics assertion | Minor | test | +| [HBASE-27791](https://issues.apache.org/jira/browse/HBASE-27791) | Upgrade vega and its related js libraries | Major | UI | +| [HBASE-27762](https://issues.apache.org/jira/browse/HBASE-27762) | Include EventType and ProcedureV2 pid in logging via MDC | Major | . | +| [HBASE-27863](https://issues.apache.org/jira/browse/HBASE-27863) | Add hadoop 3.3.5 check in our personality script | Major | jenkins, scripts | +| [HBASE-27864](https://issues.apache.org/jira/browse/HBASE-27864) | Reduce the Cardinality for TestFuzzyRowFilterEndToEndLarge | Major | test | +| [HBASE-27634](https://issues.apache.org/jira/browse/HBASE-27634) | Builds emit errors related to SBOM parsing | Minor | build | +| [HBASE-27880](https://issues.apache.org/jira/browse/HBASE-27880) | Bump requests from 2.28.1 to 2.31.0 in /dev-support/flaky-tests | Major | dependabot, scripts, security | +| [HBASE-27820](https://issues.apache.org/jira/browse/HBASE-27820) | HBase is not starting due to Jersey library conflicts with javax.ws.rs.api jar | Major | dependencies | +| [HBASE-27992](https://issues.apache.org/jira/browse/HBASE-27992) | Bump exec-maven-plugin to 3.1.0 | Trivial | build | +| [HBASE-28018](https://issues.apache.org/jira/browse/HBASE-28018) | Bump gitpython from 3.1.30 to 3.1.32 in /dev-support/flaky-tests | Major | dependabot, scripts, security | +| [HBASE-28022](https://issues.apache.org/jira/browse/HBASE-28022) | Remove netty 3 dependency in the pom file for hbase-endpoint | Major | dependencies, pom, security | +| [HBASE-28072](https://issues.apache.org/jira/browse/HBASE-28072) | Bump gitpython from 3.1.32 to 3.1.34 in /dev-support/flaky-tests | Major | dependabot, scripts, security | +| [HBASE-28074](https://issues.apache.org/jira/browse/HBASE-28074) | Bump gitpython from 3.1.34 to 3.1.35 in /dev-support/flaky-tests | Major | dependabot, scripts, security | +| [HBASE-28066](https://issues.apache.org/jira/browse/HBASE-28066) | Drop duplicate test class TestShellRSGroups.java | Minor | test | +| [HBASE-28087](https://issues.apache.org/jira/browse/HBASE-28087) | Add hadoop 3.3.6 in hadoopcheck | Major | jenkins, scripts | +| [HBASE-28089](https://issues.apache.org/jira/browse/HBASE-28089) | Upgrade BouncyCastle to fix CVE-2023-33201 | Major | . | +| [HBASE-28112](https://issues.apache.org/jira/browse/HBASE-28112) | Bump org.xerial.snappy:snappy-java from 1.1.10.1 to 1.1.10.4 | Major | dependabot, dependencies, security | +| [HBASE-28127](https://issues.apache.org/jira/browse/HBASE-28127) | Upgrade avro version to 1.11.3 | Major | dependencies, security | +| [HBASE-28147](https://issues.apache.org/jira/browse/HBASE-28147) | Bump gitpython from 3.1.35 to 3.1.37 in /dev-support/flaky-tests | Major | dependabot, scripts, security | +| [HBASE-28110](https://issues.apache.org/jira/browse/HBASE-28110) | Align TestShadeSaslAuthenticationProvider between different branches | Major | security, test | +| [HBASE-28153](https://issues.apache.org/jira/browse/HBASE-28153) | Upgrade zookeeper to a newer version | Major | security, Zookeeper | +| [HBASE-28245](https://issues.apache.org/jira/browse/HBASE-28245) | Sync internal protobuf version for hbase to be same as hbase-thirdparty | Major | . | +| [HBASE-28243](https://issues.apache.org/jira/browse/HBASE-28243) | Bump jackson version to 2.15.2 | Major | . | +| [HBASE-28249](https://issues.apache.org/jira/browse/HBASE-28249) | Bump jruby to 9.3.13.0 and related joni and jcodings to 2.2.1 and 1.0.58 respectively | Major | jruby, security, shell | +| [HBASE-28277](https://issues.apache.org/jira/browse/HBASE-28277) | Move minimum hadoop 3 support to 3.3.x for 2.6+ | Major | build, dependencies, hadoop3 | +| [HBASE-28304](https://issues.apache.org/jira/browse/HBASE-28304) | Add hbase-shaded-testing-util version to dependencyManagement | Major | . | +| [HBASE-28308](https://issues.apache.org/jira/browse/HBASE-28308) | Bump gitpython from 3.1.37 to 3.1.41 in /dev-support/flaky-tests | Major | dependabot, scripts, security, test | +| [HBASE-28310](https://issues.apache.org/jira/browse/HBASE-28310) | Bump jinja2 from 3.1.2 to 3.1.3 in /dev-support/flaky-tests | Major | dependabot, scripts, security, test | +| [HBASE-28333](https://issues.apache.org/jira/browse/HBASE-28333) | Refactor TestClientTimeouts to make it more clear that what we want to test | Major | Client, test | +| [HBASE-28329](https://issues.apache.org/jira/browse/HBASE-28329) | Output hbase logs to working directory in client integration test | Major | jenkins, scripts | +| [HBASE-28403](https://issues.apache.org/jira/browse/HBASE-28403) | Improve debugging for failures in procedure tests | Major | proc-v2, test | +| [HBASE-28379](https://issues.apache.org/jira/browse/HBASE-28379) | Upgrade thirdparty dep to 4.1.6 | Major | . | +| [HBASE-28444](https://issues.apache.org/jira/browse/HBASE-28444) | Bump org.apache.zookeeper:zookeeper from 3.8.3 to 3.8.4 | Blocker | security, Zookeeper | + + +## Release 2.2.0 - Unreleased (as of 2019-06-11) + +### INCOMPATIBLE CHANGES: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-21991](https://issues.apache.org/jira/browse/HBASE-21991) | Fix MetaMetrics issues - [Race condition, Faulty remove logic], few improvements | Major | Coprocessors, metrics | +| [HBASE-22399](https://issues.apache.org/jira/browse/HBASE-22399) | Change default hadoop-two.version to 2.8.x and remove the 2.7.x hadoop checks | Major | build, hadoop2 | +| [HBASE-21082](https://issues.apache.org/jira/browse/HBASE-21082) | Reimplement assign/unassign related procedure metrics | Critical | amv2, metrics | +| [HBASE-20587](https://issues.apache.org/jira/browse/HBASE-20587) | Replace Jackson with shaded thirdparty gson | Major | dependencies | +| [HBASE-21727](https://issues.apache.org/jira/browse/HBASE-21727) | Simplify documentation around client timeout | Minor | . | +| [HBASE-21684](https://issues.apache.org/jira/browse/HBASE-21684) | Throw DNRIOE when connection or rpc client is closed | Major | asyncclient, Client | +| [HBASE-21792](https://issues.apache.org/jira/browse/HBASE-21792) | Mark HTableMultiplexer as deprecated and remove it in 3.0.0 | Major | Client | +| [HBASE-21657](https://issues.apache.org/jira/browse/HBASE-21657) | PrivateCellUtil#estimatedSerializedSizeOf has been the bottleneck in 100% scan case. | Major | Performance | +| [HBASE-21560](https://issues.apache.org/jira/browse/HBASE-21560) | Return a new TableDescriptor for MasterObserver#preModifyTable to allow coprocessor modify the TableDescriptor | Major | Coprocessors | +| [HBASE-21492](https://issues.apache.org/jira/browse/HBASE-21492) | CellCodec Written To WAL Before It's Verified | Critical | wal | +| [HBASE-21452](https://issues.apache.org/jira/browse/HBASE-21452) | Illegal character in hbase counters group name | Major | spark | +| [HBASE-21158](https://issues.apache.org/jira/browse/HBASE-21158) | Empty qualifier cell should not be returned if it does not match QualifierFilter | Critical | Filters | +| [HBASE-21223](https://issues.apache.org/jira/browse/HBASE-21223) | [amv2] Remove abort\_procedure from shell | Critical | amv2, hbck2, shell | +| [HBASE-20881](https://issues.apache.org/jira/browse/HBASE-20881) | Introduce a region transition procedure to handle all the state transition for a region | Major | amv2, proc-v2 | +| [HBASE-20884](https://issues.apache.org/jira/browse/HBASE-20884) | Replace usage of our Base64 implementation with java.util.Base64 | Major | . | + + +### NEW FEATURES: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-22148](https://issues.apache.org/jira/browse/HBASE-22148) | Provide an alternative to CellUtil.setTimestamp | Blocker | API, Coprocessors | +| [HBASE-21815](https://issues.apache.org/jira/browse/HBASE-21815) | Make isTrackingMetrics and getMetrics of ScannerContext public | Minor | . | +| [HBASE-21926](https://issues.apache.org/jira/browse/HBASE-21926) | Profiler servlet | Major | master, Operability, regionserver | +| [HBASE-20886](https://issues.apache.org/jira/browse/HBASE-20886) | [Auth] Support keytab login in hbase client | Critical | asyncclient, Client, security | +| [HBASE-17942](https://issues.apache.org/jira/browse/HBASE-17942) | Disable region splits and merges per table | Major | . | +| [HBASE-21753](https://issues.apache.org/jira/browse/HBASE-21753) | Support getting the locations for all the replicas of a region | Major | Client | +| [HBASE-20636](https://issues.apache.org/jira/browse/HBASE-20636) | Introduce two bloom filter type : ROWPREFIX\_FIXED\_LENGTH and ROWPREFIX\_DELIMITED | Major | HFile, regionserver, Scanners | +| [HBASE-20649](https://issues.apache.org/jira/browse/HBASE-20649) | Validate HFiles do not have PREFIX\_TREE DataBlockEncoding | Minor | Operability, tooling | + + +### IMPROVEMENTS: + +| JIRA | Summary | Priority | Component | +|:---- |:---- | :--- |:---- | +| [HBASE-22284](https://issues.apache.org/jira/browse/HBASE-22284) | optimization StringBuilder.append of AbstractMemStore.toString | Trivial | . | +| [HBASE-22523](https://issues.apache.org/jira/browse/HBASE-22523) | Refactor RegionStates#getAssignmentsByTable to make it easy to understand | Major | . | +| [HBASE-22511](https://issues.apache.org/jira/browse/HBASE-22511) | More missing /rs-status links | Minor | UI | +| [HBASE-22496](https://issues.apache.org/jira/browse/HBASE-22496) | UnsafeAccess.unsafeCopy should not copy more than UNSAFE\_COPY\_THRESHOLD on each iteration | Major | . | +| [HBASE-22488](https://issues.apache.org/jira/browse/HBASE-22488) | Cleanup the explicit timeout value for test methods | Major | . | +| [HBASE-22411](https://issues.apache.org/jira/browse/HBASE-22411) | Refactor codes of moving reigons in RSGroup | Major | rsgroup | +| [HBASE-22467](https://issues.apache.org/jira/browse/HBASE-22467) | WebUI changes to enable Apache Knox UI proxying | Major | UI | +| [HBASE-22474](https://issues.apache.org/jira/browse/HBASE-22474) | Add --mvn-custom-repo parameter to yetus calls | Minor | . | +| [HBASE-20305](https://issues.apache.org/jira/browse/HBASE-20305) | Add option to SyncTable that skip deletes on target cluster | Minor | mapreduce | +| [HBASE-21784](https://issues.apache.org/jira/browse/HBASE-21784) | Dump replication queue should show list of wal files ordered chronologically | Major | Replication, tooling | +| [HBASE-22384](https://issues.apache.org/jira/browse/HBASE-22384) | Formatting issues in administration section of book | Minor | community, documentation | +| [HBASE-21658](https://issues.apache.org/jira/browse/HBASE-21658) | Should get the meta replica number from zk instead of config at client side | Critical | Client | +| [HBASE-22365](https://issues.apache.org/jira/browse/HBASE-22365) | Region may be opened on two RegionServers | Blocker | amv2 | +| [HBASE-22392](https://issues.apache.org/jira/browse/HBASE-22392) | Remove extra/useless + | Trivial | . | +| [HBASE-20494](https://issues.apache.org/jira/browse/HBASE-20494) | Upgrade com.yammer.metrics dependency | Major | dependencies | +| [HBASE-22358](https://issues.apache.org/jira/browse/HBASE-22358) | Change rubocop configuration for method length | Minor | community, shell | +| [HBASE-22379](https://issues.apache.org/jira/browse/HBASE-22379) | Fix Markdown for "Voting on Release Candidates" in book | Minor | community, documentation | +| [HBASE-22109](https://issues.apache.org/jira/browse/HBASE-22109) | Update hbase shaded content checker after guava update in hadoop branch-3.0 to 27.0-jre | Minor | . | +| [HBASE-22087](https://issues.apache.org/jira/browse/HBASE-22087) | Update LICENSE/shading for the dependencies from the latest Hadoop trunk | Minor | hadoop3 | +| [HBASE-22341](https://issues.apache.org/jira/browse/HBASE-22341) | Add explicit guidelines for removing deprecations in book | Major | API, community, documentation | +| [HBASE-22225](https://issues.apache.org/jira/browse/HBASE-22225) | Profiler tab on Master/RS UI not working w/o comprehensive message | Minor | UI | +| [HBASE-22291](https://issues.apache.org/jira/browse/HBASE-22291) | Fix recovery of recovered.edits files under root dir | Major | . | +| [HBASE-22283](https://issues.apache.org/jira/browse/HBASE-22283) | Print row and table information when failed to get region location | Major | Client, logging | +| [HBASE-22296](https://issues.apache.org/jira/browse/HBASE-22296) | Remove TestFromClientSide.testGetStartEndKeysWithRegionReplicas | Major | test | +| [HBASE-22250](https://issues.apache.org/jira/browse/HBASE-22250) | The same constants used in many places should be placed in constant classes | Minor | Client, conf, regionserver | +| [HBASE-20586](https://issues.apache.org/jira/browse/HBASE-20586) | SyncTable tool: Add support for cross-realm remote clusters | Major | mapreduce, Operability, Replication | +| [HBASE-21257](https://issues.apache.org/jira/browse/HBASE-21257) | misspelled words.[occured -\> occurred] | Trivial | . | +| [HBASE-22193](https://issues.apache.org/jira/browse/HBASE-22193) | Add backoff when region failed open too many times | Major | . | +| [HBASE-22188](https://issues.apache.org/jira/browse/HBASE-22188) | Make TestSplitMerge more stable | Major | test | +| [HBASE-22097](https://issues.apache.org/jira/browse/HBASE-22097) | Modify the description of split command in shell | Trivial | shell | +| [HBASE-21964](https://issues.apache.org/jira/browse/HBASE-21964) | unset Quota by Throttle Type | Major | master | +| [HBASE-22093](https://issues.apache.org/jira/browse/HBASE-22093) | Combine TestRestoreSnapshotFromClientWithRegionReplicas to CloneSnapshotFromClientAfterSplittingRegionTestBase#testCloneSnapshotAfterSplittingRegion | Major | . | +| [HBASE-22009](https://issues.apache.org/jira/browse/HBASE-22009) | Improve RSGroupInfoManagerImpl#getDefaultServers() | Minor | rsgroup | +| [HBASE-22032](https://issues.apache.org/jira/browse/HBASE-22032) | KeyValue validation should check for null byte array | Major | . | +| [HBASE-21667](https://issues.apache.org/jira/browse/HBASE-21667) | Move to latest ASF Parent POM | Minor | build | +| [HBASE-21810](https://issues.apache.org/jira/browse/HBASE-21810) | bulkload support set hfile compression on client | Major | mapreduce | +| [HBASE-21987](https://issues.apache.org/jira/browse/HBASE-21987) | Simplify RSGroupInfoManagerImpl#flushConfig() for offline mode | Minor | rsgroup | +| [HBASE-21871](https://issues.apache.org/jira/browse/HBASE-21871) | Support to specify a peer table name in VerifyReplication tool | Major | . |
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