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Posted to commits@hbase.apache.org by ap...@apache.org on 2024/07/06 00:10:47 UTC
svn commit: r70156 [2/4] - /dev/hbase/2.5.9RC0/
Added: dev/hbase/2.5.9RC0/CHANGES.md
==============================================================================
--- dev/hbase/2.5.9RC0/CHANGES.md (added)
+++ dev/hbase/2.5.9RC0/CHANGES.md Sat Jul 6 00:10:47 2024
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+
+<!---
+# 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 2.5.9 - Unreleased (as of 2024-07-05)
+
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-26192](https://issues.apache.org/jira/browse/HBASE-26192) | Master UI hbck should provide a JSON formatted output option | Minor | . |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28656](https://issues.apache.org/jira/browse/HBASE-28656) | Optimize the verifyCopyResult logic in ExportSnapshot | Critical | . |
+| [HBASE-28671](https://issues.apache.org/jira/browse/HBASE-28671) | Add close method to REST client | Major | REST |
+| [HBASE-28646](https://issues.apache.org/jira/browse/HBASE-28646) | Use Streams to unmarshall protobuf REST data | Major | REST |
+| [HBASE-28651](https://issues.apache.org/jira/browse/HBASE-28651) | Reformat the javadoc for CellChunkMap | Major | documentation, regionserver |
+| [HBASE-28636](https://issues.apache.org/jira/browse/HBASE-28636) | Add UTs for testing copy/sync table between clusters | Major | mapreduce, test |
+| [HBASE-28540](https://issues.apache.org/jira/browse/HBASE-28540) | Cache Results in org.apache.hadoop.hbase.rest.client.RemoteHTable.Scanner | Minor | REST |
+| [HBASE-28625](https://issues.apache.org/jira/browse/HBASE-28625) | ExportSnapshot should verify checksums for the source file and the target file | Major | . |
+| [HBASE-28614](https://issues.apache.org/jira/browse/HBASE-28614) | Introduce a field to display whether the snapshot is expired | Minor | shell, snapshots, UI |
+| [HBASE-28613](https://issues.apache.org/jira/browse/HBASE-28613) | Use streaming when marshalling protobuf REST output | Major | REST |
+| [HBASE-26525](https://issues.apache.org/jira/browse/HBASE-26525) | Use unique thread name for group WALs | Major | wal |
+| [HBASE-28501](https://issues.apache.org/jira/browse/HBASE-28501) | Support non-SPNEGO authentication methods and implement session handling in REST java client library | Major | REST |
+| [HBASE-25972](https://issues.apache.org/jira/browse/HBASE-25972) | Dual File Compaction | Major | . |
+| [HBASE-27938](https://issues.apache.org/jira/browse/HBASE-27938) | Enable PE to load any custom implementation of tests at runtime | Minor | test |
+| [HBASE-28563](https://issues.apache.org/jira/browse/HBASE-28563) | Closing ZooKeeper in ZKMainServer | Minor | Zookeeper |
+| [HBASE-28556](https://issues.apache.org/jira/browse/HBASE-28556) | Reduce memory copying in Rest server when serializing CellModel to Protobuf | Minor | REST |
+| [HBASE-28523](https://issues.apache.org/jira/browse/HBASE-28523) | Use a single get call in REST multiget endpoint | Major | REST |
+| [HBASE-28552](https://issues.apache.org/jira/browse/HBASE-28552) | Bump up bouncycastle dependency from 1.76 to 1.78 | Major | dependencies, security |
+| [HBASE-28518](https://issues.apache.org/jira/browse/HBASE-28518) | Allow specifying a filter for the REST multiget endpoint | Major | REST |
+| [HBASE-28517](https://issues.apache.org/jira/browse/HBASE-28517) | Make properties dynamically configured | Major | . |
+| [HBASE-28529](https://issues.apache.org/jira/browse/HBASE-28529) | Use ZKClientConfig instead of system properties when setting zookeeper configurations | Major | Zookeeper |
+| [HBASE-28150](https://issues.apache.org/jira/browse/HBASE-28150) | CreateTableProcedure and DeleteTableProcedure should sleep a while before retrying | Major | master, proc-v2 |
+| [HBASE-28497](https://issues.apache.org/jira/browse/HBASE-28497) | Missing fields in Get.toJSON | Major | Client |
+| [HBASE-28470](https://issues.apache.org/jira/browse/HBASE-28470) | Fix Typo in Java Method Comment | Trivial | Admin |
+| [HBASE-28292](https://issues.apache.org/jira/browse/HBASE-28292) | Make Delay prefetch property to be dynamically configured | Major | . |
+| [HBASE-28504](https://issues.apache.org/jira/browse/HBASE-28504) | Implement eviction logic for scanners in Rest APIs to prevent scanner leakage | Major | REST |
+| [HBASE-28485](https://issues.apache.org/jira/browse/HBASE-28485) | Re-use ZstdDecompressCtx/ZstdCompressCtx for performance | Major | . |
+| [HBASE-28124](https://issues.apache.org/jira/browse/HBASE-28124) | Missing fields in Scan.toJSON | 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-28424](https://issues.apache.org/jira/browse/HBASE-28424) | Set correct Result to RegionActionResult for successful Put/Delete mutations | Major | . |
+| [HBASE-24791](https://issues.apache.org/jira/browse/HBASE-24791) | Improve HFileOutputFormat2 to avoid always call getTableRelativePath method | Critical | mapreduce |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28703](https://issues.apache.org/jira/browse/HBASE-28703) | Data race in RecoveredEditsOutputSink while closing writers | Critical | wal |
+| [HBASE-28688](https://issues.apache.org/jira/browse/HBASE-28688) | Correct the usage for blanks ignore options in yetus | Major | build, jenkins |
+| [HBASE-28658](https://issues.apache.org/jira/browse/HBASE-28658) | The failsafe snapshot should be deleted after rollback successfully | Major | Client, snapshots |
+| [HBASE-28663](https://issues.apache.org/jira/browse/HBASE-28663) | CanaryTool continues executing and scanning after timeout | Minor | canary |
+| [HBASE-28662](https://issues.apache.org/jira/browse/HBASE-28662) | Removing missing scanner via REST should return 404 | Minor | REST |
+| [HBASE-28650](https://issues.apache.org/jira/browse/HBASE-28650) | REST multiget endpoint returns 500 error if no rows are specified | Minor | REST |
+| [HBASE-28649](https://issues.apache.org/jira/browse/HBASE-28649) | Wrong properties are used to set up SSL for REST Client Kerberos authenticator | Major | REST |
+| [HBASE-28549](https://issues.apache.org/jira/browse/HBASE-28549) | Make shell commands support column qualifiers with colons | Major | shell |
+| [HBASE-28619](https://issues.apache.org/jira/browse/HBASE-28619) | Fix the inaccurate message when snapshot doesn't exist | Minor | snapshots |
+| [HBASE-28618](https://issues.apache.org/jira/browse/HBASE-28618) | The hadolint check in nightly build is broken | Major | scripts |
+| [HBASE-28420](https://issues.apache.org/jira/browse/HBASE-28420) | Aborting Active HMaster is not rejecting remote Procedure Reports | Critical | master, proc-v2 |
+| [HBASE-28526](https://issues.apache.org/jira/browse/HBASE-28526) | hbase-rest client shading conflict with hbase-shaded-client in HBase 2.x | Major | REST |
+| [HBASE-28622](https://issues.apache.org/jira/browse/HBASE-28622) | FilterListWithAND can swallow SEEK\_NEXT\_USING\_HINT | Major | Filters |
+| [HBASE-28546](https://issues.apache.org/jira/browse/HBASE-28546) | Make WAL rolling exception clear | Minor | . |
+| [HBASE-28628](https://issues.apache.org/jira/browse/HBASE-28628) | Use Base64.getUrlEncoder().withoutPadding() in REST tests | Major | REST |
+| [HBASE-28626](https://issues.apache.org/jira/browse/HBASE-28626) | MultiRowRangeFilter deserialization fails in org.apache.hadoop.hbase.rest.model.ScannerModel | Major | REST |
+| [HBASE-28582](https://issues.apache.org/jira/browse/HBASE-28582) | ModifyTableProcedure should not reset TRSP on region node when closing unused region replicas | Critical | proc-v2 |
+| [HBASE-27915](https://issues.apache.org/jira/browse/HBASE-27915) | Update hbase\_docker with an extra Dockerfile compatible with mac m1 platfrom | Minor | . |
+| [HBASE-28599](https://issues.apache.org/jira/browse/HBASE-28599) | RowTooBigException is thrown when duplicate increment RPC call is attempted | Major | regionserver |
+| [HBASE-28595](https://issues.apache.org/jira/browse/HBASE-28595) | Losing exception from scan RPC can lead to partial results | Critical | regionserver, Scanners |
+| [HBASE-28604](https://issues.apache.org/jira/browse/HBASE-28604) | Fix the error message in ReservoirSample's constructor | Major | util |
+| [HBASE-28598](https://issues.apache.org/jira/browse/HBASE-28598) | NPE for writer object access in AsyncFSWAL#closeWriter | Major | wal |
+| [HBASE-26625](https://issues.apache.org/jira/browse/HBASE-26625) | ExportSnapshot tool failed to copy data files for tables with merge region | Minor | . |
+| [HBASE-28575](https://issues.apache.org/jira/browse/HBASE-28575) | Always printing error log when snapshot table | Minor | snapshots |
+| [HBASE-28459](https://issues.apache.org/jira/browse/HBASE-28459) | HFileOutputFormat2 ClassCastException with s3 magic committer | Major | . |
+| [HBASE-28567](https://issues.apache.org/jira/browse/HBASE-28567) | Race condition causes MetaRegionLocationCache to never set watcher to populate meta location | Major | . |
+| [HBASE-28533](https://issues.apache.org/jira/browse/HBASE-28533) | Split procedure rollback can leave parent region state in SPLITTING after completion | Major | Region Assignment |
+| [HBASE-28405](https://issues.apache.org/jira/browse/HBASE-28405) | Region open procedure silently returns without notifying the parent proc | Major | proc-v2, Region Assignment |
+| [HBASE-28554](https://issues.apache.org/jira/browse/HBASE-28554) | TestZooKeeperScanPolicyObserver and TestAdminShell fail 100% of times on flaky dashboard | Blocker | shell, test, Zookeeper |
+| [HBASE-28482](https://issues.apache.org/jira/browse/HBASE-28482) | Reverse scan with tags throws ArrayIndexOutOfBoundsException with DBE | Major | HFile |
+| [HBASE-28298](https://issues.apache.org/jira/browse/HBASE-28298) | HFilePrettyPrinter thrown NoSuchMethodError about MetricRegistry | Major | HFile, UI |
+| [HBASE-28500](https://issues.apache.org/jira/browse/HBASE-28500) | Rest Java client library assumes stateless servers | Major | REST |
+| [HBASE-28183](https://issues.apache.org/jira/browse/HBASE-28183) | It's impossible to re-enable the quota table if it gets disabled | Major | . |
+| [HBASE-28481](https://issues.apache.org/jira/browse/HBASE-28481) | Prompting table already exists after failing to create table with many region replications | Major | . |
+| [HBASE-28366](https://issues.apache.org/jira/browse/HBASE-28366) | Mis-order of SCP and regionServerReport results into region inconsistencies | Major | . |
+| [HBASE-28452](https://issues.apache.org/jira/browse/HBASE-28452) | Missing null check of rpcServer.scheduler.executor causes NPE with invalid value of hbase.client.default.rpc.codec | Major | IPC/RPC |
+| [HBASE-28314](https://issues.apache.org/jira/browse/HBASE-28314) | Enable maven-source-plugin for all modules | Major | build |
+| [HBASE-28260](https://issues.apache.org/jira/browse/HBASE-28260) | Possible data loss in WAL after RegionServer crash | Major | . |
+| [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-28354](https://issues.apache.org/jira/browse/HBASE-28354) | RegionSizeCalculator throws NPE when regions are in transition | Major | . |
+| [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 |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28678](https://issues.apache.org/jira/browse/HBASE-28678) | Make nightly builds for 3.x java 17 only and add java 17 test for 2.x | Major | build, jenkins |
+| [HBASE-28693](https://issues.apache.org/jira/browse/HBASE-28693) | Change flaky tests to run with jdk17 | Major | flakies, jenkins |
+| [HBASE-28677](https://issues.apache.org/jira/browse/HBASE-28677) | Add jdk 17 task for pre commit build for 2.x | Major | build, jenkins |
+| [HBASE-28679](https://issues.apache.org/jira/browse/HBASE-28679) | Upgrade yetus to a newer version | Major | build, jenkins |
+| [HBASE-28652](https://issues.apache.org/jira/browse/HBASE-28652) | Backport HBASE-21785 master reports open regions as RITs and also messes up rit age metric | Major | . |
+| [HBASE-28049](https://issues.apache.org/jira/browse/HBASE-28049) | RSProcedureDispatcher to log the request details during retries | Minor | . |
+| [HBASE-26048](https://issues.apache.org/jira/browse/HBASE-26048) | [JDK17] Replace the usage of deprecated API ThreadGroup.destroy() | Major | proc-v2 |
+| [HBASE-28586](https://issues.apache.org/jira/browse/HBASE-28586) | Backport HBASE-24791 Improve HFileOutputFormat2 to avoid always call getTableRelativePath method | Major | . |
+| [HBASE-28507](https://issues.apache.org/jira/browse/HBASE-28507) | Deprecate hbase-compression-xz | Major | . |
+| [HBASE-28457](https://issues.apache.org/jira/browse/HBASE-28457) | Introduce a version field in file based tracker record | Major | HFile |
+| [HBASE-27989](https://issues.apache.org/jira/browse/HBASE-27989) | ByteBuffAllocator causes ArithmeticException due to improper poolBufSize value checking | Critical | BucketCache |
+| [HBASE-27993](https://issues.apache.org/jira/browse/HBASE-27993) | AbstractFSWAL causes ArithmeticException due to improper logRollSize value checking | Critical | . |
+| [HBASE-27990](https://issues.apache.org/jira/browse/HBASE-27990) | BucketCache causes ArithmeticException due to improper blockSize value checking | Critical | BucketCache |
+| [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 |
+| [HBASE-28350](https://issues.apache.org/jira/browse/HBASE-28350) | [JDK17] Unable to run hbase-it tests with JDK 17 | Major | . |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28699](https://issues.apache.org/jira/browse/HBASE-28699) | Bump jdk and maven versions in pre commit and nighly dockerfile | Major | jenkins, scripts |
+| [HBASE-28661](https://issues.apache.org/jira/browse/HBASE-28661) | Fix compatibility issue in SecurityHeadersFilter in branch-2.x | Major | . |
+| [HBASE-28635](https://issues.apache.org/jira/browse/HBASE-28635) | Bump io.airlift:aircompressor from 0.24 to 0.27 | Major | dependabot, dependencies, security |
+| [HBASE-28616](https://issues.apache.org/jira/browse/HBASE-28616) | Remove/Deprecated the rs.\* related configuration in TableOutputFormat | Major | mapreduce |
+| [HBASE-28605](https://issues.apache.org/jira/browse/HBASE-28605) | Add ErrorProne ban on Hadoop shaded thirdparty jars | Major | build |
+| [HBASE-28607](https://issues.apache.org/jira/browse/HBASE-28607) | Bump requests from 2.31.0 to 2.32.0 in /dev-support/flaky-tests | Major | dependabot, scripts, security |
+| [HBASE-28574](https://issues.apache.org/jira/browse/HBASE-28574) | Bump jinja2 from 3.1.3 to 3.1.4 in /dev-support/flaky-tests | Major | dependabot, scripts, security |
+| [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 |
+| [HBASE-28403](https://issues.apache.org/jira/browse/HBASE-28403) | Improve debugging for failures in procedure tests | Major | proc-v2, test |
+
+
+## Release 2.5.8 - 2024-03-08
+
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28313](https://issues.apache.org/jira/browse/HBASE-28313) | StorefileRefresherChore should not refresh readonly table | Major | regionserver |
+| [HBASE-28398](https://issues.apache.org/jira/browse/HBASE-28398) | Make sure we close all the scanners in TestHRegion | Major | test |
+| [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-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-28332](https://issues.apache.org/jira/browse/HBASE-28332) | Type conversion is no need in method CompactionChecker.chore() | Minor | Compaction |
+| [HBASE-28327](https://issues.apache.org/jira/browse/HBASE-28327) | Add remove(String key, Metric metric) method to MetricRegistry interface | Major | metrics |
+| [HBASE-28271](https://issues.apache.org/jira/browse/HBASE-28271) | Infinite waiting on lock acquisition by snapshot can result in unresponsive master | Major | . |
+| [HBASE-28319](https://issues.apache.org/jira/browse/HBASE-28319) | Expose DelegatingRpcScheduler as IA.LimitedPrivate | Major | . |
+| [HBASE-28306](https://issues.apache.org/jira/browse/HBASE-28306) | Add property to customize Version information | Major | . |
+| [HBASE-28256](https://issues.apache.org/jira/browse/HBASE-28256) | Enhance ByteBufferUtils.readVLong to read more bytes at a time | Major | Performance |
+| [HBASE-20528](https://issues.apache.org/jira/browse/HBASE-20528) | Revise collections copying from iteration to built-in function | Minor | . |
+| [HBASE-21243](https://issues.apache.org/jira/browse/HBASE-21243) | Correct java-doc for the method RpcServer.getRemoteAddress() | Trivial | . |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28391](https://issues.apache.org/jira/browse/HBASE-28391) | Remove the need for ADMIN permissions for listDecommissionedRegionServers | Major | Admin |
+| [HBASE-28390](https://issues.apache.org/jira/browse/HBASE-28390) | WAL value compression fails for cells with large values | Major | . |
+| [HBASE-28377](https://issues.apache.org/jira/browse/HBASE-28377) | Fallback to simple is broken for blocking rpc client | Major | IPC/RPC |
+| [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-28353](https://issues.apache.org/jira/browse/HBASE-28353) | Close HBase connection on implicit exit from HBase shell | Major | shell |
+| [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-28345](https://issues.apache.org/jira/browse/HBASE-28345) | Close HBase connection on exit from HBase Shell | Major | shell |
+| [HBASE-26816](https://issues.apache.org/jira/browse/HBASE-26816) | Fix CME in ReplicationSourceManager | Minor | Replication |
+| [HBASE-28330](https://issues.apache.org/jira/browse/HBASE-28330) | TestUnknownServers.testListUnknownServers is flaky in branch-2 | Major | test |
+| [HBASE-28326](https://issues.apache.org/jira/browse/HBASE-28326) | All nightly jobs are failing | Major | jenkins |
+| [HBASE-28324](https://issues.apache.org/jira/browse/HBASE-28324) | TestRegionNormalizerWorkQueue#testTake is flaky | Major | test |
+| [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-28287](https://issues.apache.org/jira/browse/HBASE-28287) | MOB HFiles are expired earlier than their reference data | Major | mob |
+| [HBASE-28301](https://issues.apache.org/jira/browse/HBASE-28301) | IntegrationTestImportTsv fails with UnsupportedOperationException | Minor | integration tests, test |
+| [HBASE-28297](https://issues.apache.org/jira/browse/HBASE-28297) | IntegrationTestImportTsv fails with ArrayIndexOfOutBounds | Major | integration tests, test |
+| [HBASE-28261](https://issues.apache.org/jira/browse/HBASE-28261) | Sync jvm11 module flags from hbase-surefire.jdk11.flags to bin/hbase | Trivial | . |
+| [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-28224](https://issues.apache.org/jira/browse/HBASE-28224) | ClientSideRegionScanner appears not to shutdown MobFileCache | Minor | Scanners |
+| [HBASE-28269](https://issues.apache.org/jira/browse/HBASE-28269) | Fix broken ruby scripts and clean up logging | Major | jruby |
+| [HBASE-28262](https://issues.apache.org/jira/browse/HBASE-28262) | Fix spotless error on branch-2.5 | Major | . |
+
+
+### TESTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28337](https://issues.apache.org/jira/browse/HBASE-28337) | Positive connection test in TestShadeSaslAuthenticationProvider runs with Kerberos instead of Shade authentication | Major | . |
+| [HBASE-28274](https://issues.apache.org/jira/browse/HBASE-28274) | Flaky test: TestFanOutOneBlockAsyncDFSOutput (Part 2) | Major | flakies, integration tests, test |
+| [HBASE-28275](https://issues.apache.org/jira/browse/HBASE-28275) | [Flaky test] Fix 'test\_list\_decommissioned\_regionservers' in TestAdminShell2.java | Minor | flakies, test |
+| [HBASE-28254](https://issues.apache.org/jira/browse/HBASE-28254) | Flaky test: TestTableShell | Major | flakies, integration tests |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-28341](https://issues.apache.org/jira/browse/HBASE-28341) | [JDK17] Fix Failure TestLdapHttpServer | Major | . |
+| [HBASE-28031](https://issues.apache.org/jira/browse/HBASE-28031) | TestClusterScopeQuotaThrottle is still failing with broken WAL writer | Major | test |
+| [HBASE-28290](https://issues.apache.org/jira/browse/HBASE-28290) | Add 'TM' superscript to the index page title when generating javadoc | Major | build, documentation |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-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-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-28304](https://issues.apache.org/jira/browse/HBASE-28304) | Add hbase-shaded-testing-util version to dependencyManagement | Major | . |
+
+
+## Release 2.5.7 - 2023-12-22
+
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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 | . |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28209](https://issues.apache.org/jira/browse/HBASE-28209) | Create a jmx metrics to expose the oldWALs directory size | Major | metrics |
+| [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-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-28193](https://issues.apache.org/jira/browse/HBASE-28193) | Update plugin for SBOM generation to 2.7.10 | Major | build, pom |
+| [HBASE-27276](https://issues.apache.org/jira/browse/HBASE-27276) | Reduce reflection overhead in Filter deserialization | Major | . |
+| [HBASE-28113](https://issues.apache.org/jira/browse/HBASE-28113) | Modify the way of acquiring the RegionStateNode lock in checkOnlineRegionsReport to tryLock | Major | master |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-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-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-28211](https://issues.apache.org/jira/browse/HBASE-28211) | BucketCache.blocksByHFile may leak on allocationFailure or if we reach io errors tolerated | Major | . |
+| [HBASE-28217](https://issues.apache.org/jira/browse/HBASE-28217) | PrefetchExecutor should not run for files from CFs that have disabled BLOCKCACHE | Major | . |
+| [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-24687](https://issues.apache.org/jira/browse/HBASE-24687) | MobFileCleanerChore uses a new Connection for each table each time it runs | Minor | mob |
+| [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-28175](https://issues.apache.org/jira/browse/HBASE-28175) | RpcLogDetails' Message can become corrupt before log is consumed | Major | . |
+| [HBASE-28189](https://issues.apache.org/jira/browse/HBASE-28189) | Fix the miss count in one of CombinedBlockCache getBlock implementations | Major | . |
+| [HBASE-28184](https://issues.apache.org/jira/browse/HBASE-28184) | Tailing the WAL is very slow if there are multiple peers. | Major | Replication |
+| [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-28157](https://issues.apache.org/jira/browse/HBASE-28157) | hbck should report previously reported regions with null region location | 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-28017](https://issues.apache.org/jira/browse/HBASE-28017) | Client metrics are missing response and request size data when using netty | Major | . |
+| [HBASE-28146](https://issues.apache.org/jira/browse/HBASE-28146) | Remove ServerManager's rsAdmins map | Major | master |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28206](https://issues.apache.org/jira/browse/HBASE-28206) | [JDK17] JVM crashes intermittently on aarch64 | Major | . |
+| [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 |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28243](https://issues.apache.org/jira/browse/HBASE-28243) | Bump jackson version to 2.15.2 | Major | . |
+| [HBASE-28245](https://issues.apache.org/jira/browse/HBASE-28245) | Sync internal protobuf version for hbase to be same as hbase-thirdparty | Major | . |
+| [HBASE-28153](https://issues.apache.org/jira/browse/HBASE-28153) | Upgrade zookeeper to a newer version | Major | security, Zookeeper |
+| [HBASE-28110](https://issues.apache.org/jira/browse/HBASE-28110) | Align TestShadeSaslAuthenticationProvider between different branches | Major | security, test |
+| [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 |
+
+
+## Release 2.5.6 - 2023-10-20
+
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28135](https://issues.apache.org/jira/browse/HBASE-28135) | Specify -Xms for tests | Major | test |
+| [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-28128](https://issues.apache.org/jira/browse/HBASE-28128) | Reject requests at RPC layer when RegionServer is aborting | 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-28059](https://issues.apache.org/jira/browse/HBASE-28059) | Use correct units in RegionLoad#getStoreUncompressedSizeMB() | Major | Admin |
+| [HBASE-28038](https://issues.apache.org/jira/browse/HBASE-28038) | Add TLS settings to ZooKeeper client | Major | Zookeeper |
+| [HBASE-28052](https://issues.apache.org/jira/browse/HBASE-28052) | Removing the useless parameters from ProcedureExecutor.loadProcedures | Minor | proc-v2 |
+| [HBASE-28051](https://issues.apache.org/jira/browse/HBASE-28051) | The javadoc about RegionProcedureStore.delete is incorrect | Trivial | documentation |
+| [HBASE-28025](https://issues.apache.org/jira/browse/HBASE-28025) | Enhance ByteBufferUtils.findCommonPrefix to compare 8 bytes each time | Major | Performance |
+| [HBASE-28012](https://issues.apache.org/jira/browse/HBASE-28012) | Avoid CellUtil.cloneRow in BufferedEncodedSeeker | Major | Offheaping, Performance |
+| [HBASE-27956](https://issues.apache.org/jira/browse/HBASE-27956) | Support wall clock profiling in ProfilerServlet | Major | . |
+| [HBASE-27906](https://issues.apache.org/jira/browse/HBASE-27906) | Fix the javadoc for SyncFutureCache | Minor | documentation |
+| [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-27920](https://issues.apache.org/jira/browse/HBASE-27920) | Skipping compact for this region if the table disable compaction | Major | Compaction |
+| [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-27892](https://issues.apache.org/jira/browse/HBASE-27892) | Report memstore on-heap and off-heap size as jmx metrics | Major | metrics |
+| [HBASE-27902](https://issues.apache.org/jira/browse/HBASE-27902) | New async admin api to invoke coproc on multiple servers | Major | . |
+| [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-27888](https://issues.apache.org/jira/browse/HBASE-27888) | Record readBlock message in log when it takes too long time | Minor | HFile |
+| [HBASE-27899](https://issues.apache.org/jira/browse/HBASE-27899) | Beautify the output information of the getStats method in ReplicationSource | Minor | Replication |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28133](https://issues.apache.org/jira/browse/HBASE-28133) | TestSyncTimeRangeTracker fails with OOM with small -Xms values | Major | . |
+| [HBASE-28144](https://issues.apache.org/jira/browse/HBASE-28144) | Canary publish read failure fails with NPE if region location is null | Major | . |
+| [HBASE-28109](https://issues.apache.org/jira/browse/HBASE-28109) | NPE for the region state: Failed to become active master (HMaster) | Major | master |
+| [HBASE-28129](https://issues.apache.org/jira/browse/HBASE-28129) | Do not retry refreshSources when region server is already stopping | Major | Replication, rpc |
+| [HBASE-28126](https://issues.apache.org/jira/browse/HBASE-28126) | TestSimpleRegionNormalizer fails 100% of times on flaky dashboard | Major | Normalizer |
+| [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-28037](https://issues.apache.org/jira/browse/HBASE-28037) | Replication stuck after switching to new WAL but the queue is empty | Blocker | Replication |
+| [HBASE-28047](https://issues.apache.org/jira/browse/HBASE-28047) | Deadlock when opening mob files | Major | mob |
+| [HBASE-27991](https://issues.apache.org/jira/browse/HBASE-27991) | [hbase-examples] MultiThreadedClientExample throws java.lang.ClassCastException | Minor | . |
+| [HBASE-28105](https://issues.apache.org/jira/browse/HBASE-28105) | NPE in QuotaCache if Table is dropped from cluster | Major | Quotas |
+| [HBASE-28106](https://issues.apache.org/jira/browse/HBASE-28106) | TestShadeSaslAuthenticationProvider fails for branch-2.x | Blocker | test |
+| [HBASE-28101](https://issues.apache.org/jira/browse/HBASE-28101) | Should check the return value of protobuf Message.mergeDelimitedFrom | Critical | Protobufs, rpc |
+| [HBASE-28065](https://issues.apache.org/jira/browse/HBASE-28065) | Corrupt HFile data is mishandled in several cases | Major | HFile |
+| [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-28076](https://issues.apache.org/jira/browse/HBASE-28076) | NPE on initialization error in RecoveredReplicationSourceShipper | Minor | . |
+| [HBASE-28055](https://issues.apache.org/jira/browse/HBASE-28055) | Performance improvement for scan over several stores. | Major | . |
+| [HBASE-27966](https://issues.apache.org/jira/browse/HBASE-27966) | HBase Master/RS JVM metrics populated incorrectly | Major | metrics |
+| [HBASE-28042](https://issues.apache.org/jira/browse/HBASE-28042) | Snapshot corruptions due to non-atomic rename within same filesystem | Major | snapshots |
+| [HBASE-28011](https://issues.apache.org/jira/browse/HBASE-28011) | The logStats about LruBlockCache is not accurate | Minor | BlockCache |
+| [HBASE-27553](https://issues.apache.org/jira/browse/HBASE-27553) | SlowLog does not include params for Mutations | Minor | . |
+| [HBASE-27859](https://issues.apache.org/jira/browse/HBASE-27859) | HMaster.getCompactionState can happen NPE when region state is closed | Major | master |
+| [HBASE-27942](https://issues.apache.org/jira/browse/HBASE-27942) | The description about hbase.hstore.comactionThreshold is not accurate | Minor | documentation |
+| [HBASE-27951](https://issues.apache.org/jira/browse/HBASE-27951) | Use ADMIN\_QOS in MasterRpcServices for regionserver operational dependencies | Major | . |
+| [HBASE-27950](https://issues.apache.org/jira/browse/HBASE-27950) | ClientSideRegionScanner does not adhere to RegionScanner.nextRaw contract | Minor | . |
+| [HBASE-27936](https://issues.apache.org/jira/browse/HBASE-27936) | NPE in StoreFileReader.passesGeneralRowPrefixBloomFilter() | Major | regionserver |
+| [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-27940](https://issues.apache.org/jira/browse/HBASE-27940) | Midkey metadata in root index block would always be ignored by BlockIndexReader.readMultiLevelIndexRoot | Major | HFile |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28050](https://issues.apache.org/jira/browse/HBASE-28050) | RSProcedureDispatcher to fail-fast for krb auth failures | 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-28027](https://issues.apache.org/jira/browse/HBASE-28027) | Make TestClusterScopeQuotaThrottle run faster | Major | Quotas, test |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-28127](https://issues.apache.org/jira/browse/HBASE-28127) | Upgrade avro version to 1.11.3 | Major | dependencies, security |
+| [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-28089](https://issues.apache.org/jira/browse/HBASE-28089) | Upgrade BouncyCastle to fix CVE-2023-33201 | Major | . |
+| [HBASE-28087](https://issues.apache.org/jira/browse/HBASE-28087) | Add hadoop 3.3.6 in hadoopcheck | Major | jenkins, scripts |
+| [HBASE-28066](https://issues.apache.org/jira/browse/HBASE-28066) | Drop duplicate test class TestShellRSGroups.java | Minor | test |
+| [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-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-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-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-27992](https://issues.apache.org/jira/browse/HBASE-27992) | Bump exec-maven-plugin to 3.1.0 | Trivial | build |
+
+
+## Release 2.5.5 - 2023-06-09
+
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27876](https://issues.apache.org/jira/browse/HBASE-27876) | Only generate SBOM when releasing | Minor | build, pom |
+| [HBASE-27848](https://issues.apache.org/jira/browse/HBASE-27848) | Should fast-fail if unmatched column family exists when using ImportTsv | Major | mapreduce |
+| [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-27858](https://issues.apache.org/jira/browse/HBASE-27858) | Update surefire version to 3.0.0 and use the SurefireForkNodeFactory | Minor | test |
+| [HBASE-27844](https://issues.apache.org/jira/browse/HBASE-27844) | changed type names to avoid conflicts with built-in types | Minor | build |
+| [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-27799](https://issues.apache.org/jira/browse/HBASE-27799) | RpcThrottlingException wait interval message is misleading between 0-1s | Major | . |
+| [HBASE-27821](https://issues.apache.org/jira/browse/HBASE-27821) | Split TestFuzzyRowFilterEndToEnd | Major | test |
+| [HBASE-27792](https://issues.apache.org/jira/browse/HBASE-27792) | Guard Master/RS Dump Servlet behind admin walls | Minor | security, UI |
+| [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-27808](https://issues.apache.org/jira/browse/HBASE-27808) | Change flatten mode for oss in our pom file | Major | community, pom |
+| [HBASE-27818](https://issues.apache.org/jira/browse/HBASE-27818) | Split TestReplicationDroppedTables | Major | Replication, test |
+| [HBASE-27789](https://issues.apache.org/jira/browse/HBASE-27789) | Backport "HBASE-24914 Remove duplicate code appearing continuously in method ReplicationPeerManager.updatePeerConfig" to branch-2 | Minor | Replication |
+| [HBASE-27422](https://issues.apache.org/jira/browse/HBASE-27422) | Support replication for hbase:acl | Major | acl, Replication |
+| [HBASE-27713](https://issues.apache.org/jira/browse/HBASE-27713) | Remove numRegions in Region Metrics | Major | metrics |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27793](https://issues.apache.org/jira/browse/HBASE-27793) | Make HBCK be able to report unknown servers | Major | hbck |
+| [HBASE-27872](https://issues.apache.org/jira/browse/HBASE-27872) | xerial's snappy-java requires GLIBC \>= 2.32 | Minor | . |
+| [HBASE-27867](https://issues.apache.org/jira/browse/HBASE-27867) | Close the L1 victim handler race | Minor | BlockCache |
+| [HBASE-27277](https://issues.apache.org/jira/browse/HBASE-27277) | TestRaceBetweenSCPAndTRSP fails in pre commit | Major | proc-v2, test |
+| [HBASE-27874](https://issues.apache.org/jira/browse/HBASE-27874) | Problem in flakey generated report causes pre-commit run to fail | Major | build |
+| [HBASE-27865](https://issues.apache.org/jira/browse/HBASE-27865) | TestThriftServerCmdLine fails with org.apache.hadoop.hbase.SystemExitRule$SystemExitInTestException | Major | test, Thrift |
+| [HBASE-27860](https://issues.apache.org/jira/browse/HBASE-27860) | Fix build error against Hadoop 3.3.5 | Major | build, hadoop3 |
+| [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-26646](https://issues.apache.org/jira/browse/HBASE-26646) | WALPlayer should obtain token from filesystem | Minor | . |
+| [HBASE-27824](https://issues.apache.org/jira/browse/HBASE-27824) | NPE in MetricsMasterWrapperImpl.isRunning | Major | test |
+| [HBASE-27823](https://issues.apache.org/jira/browse/HBASE-27823) | NPE in ClaimReplicationQueuesProcedure when running TestAssignmentManager.testAssignSocketTimeout | Major | test |
+| [HBASE-27822](https://issues.apache.org/jira/browse/HBASE-27822) | TestFromClientSide5.testAppendWithoutWAL is flaky | Major | scan, test |
+| [HBASE-27810](https://issues.apache.org/jira/browse/HBASE-27810) | HBCK throws RejectedExecutionException when closing ZooKeeper resources | Major | hbck |
+| [HBASE-27807](https://issues.apache.org/jira/browse/HBASE-27807) | PressureAwareCompactionThroughputController#tune log the opposite of the actual scenario | Trivial | Compaction |
+| [HBASE-27796](https://issues.apache.org/jira/browse/HBASE-27796) | Improve MemcachedBlockCache | Major | . |
+| [HBASE-27768](https://issues.apache.org/jira/browse/HBASE-27768) | Race conditions in BlockingRpcConnection | Major | . |
+| [HBASE-27778](https://issues.apache.org/jira/browse/HBASE-27778) | Incorrect ReplicationSourceWALReader. totalBufferUsed may cause replication hang up | Major | Replication |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27843](https://issues.apache.org/jira/browse/HBASE-27843) | If moveAndClose fails HFileArchiver should delete any incomplete archive side changes | Major | . |
+| [HBASE-20804](https://issues.apache.org/jira/browse/HBASE-20804) | Document and add tests for HBaseConfTool | Major | documentation, tooling |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-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-27634](https://issues.apache.org/jira/browse/HBASE-27634) | Builds emit errors related to SBOM parsing | Minor | build |
+| [HBASE-27864](https://issues.apache.org/jira/browse/HBASE-27864) | Reduce the Cardinality for TestFuzzyRowFilterEndToEndLarge | Major | test |
+| [HBASE-27863](https://issues.apache.org/jira/browse/HBASE-27863) | Add hadoop 3.3.5 check in our personality script | Major | jenkins, scripts |
+| [HBASE-27762](https://issues.apache.org/jira/browse/HBASE-27762) | Include EventType and ProcedureV2 pid in logging via MDC | Major | . |
+| [HBASE-27791](https://issues.apache.org/jira/browse/HBASE-27791) | Upgrade vega and its related js libraries | Major | UI |
+| [HBASE-27720](https://issues.apache.org/jira/browse/HBASE-27720) | TestClusterRestartFailover is flakey due to metrics assertion | Minor | test |
+
+
+## Release 2.5.4 - 2023-04-14
+
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27758](https://issues.apache.org/jira/browse/HBASE-27758) | Inconsistent synchronization in MetricsUserSourceImpl | Major | . |
+| [HBASE-26526](https://issues.apache.org/jira/browse/HBASE-26526) | Introduce a timeout to shutdown of WAL | Major | wal |
+| [HBASE-27744](https://issues.apache.org/jira/browse/HBASE-27744) | Update compression dependencies | Minor | io |
+| [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-27646](https://issues.apache.org/jira/browse/HBASE-27646) | Should not use pread when prefetching in HFilePreadReader | Minor | Performance |
+| [HBASE-27710](https://issues.apache.org/jira/browse/HBASE-27710) | ByteBuff ref counting is too expensive for on-heap buffers | Major | . |
+| [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-27670](https://issues.apache.org/jira/browse/HBASE-27670) | Improve FSUtils to directly obtain FSDataOutputStream | Major | Filesystem Integration |
+| [HBASE-23983](https://issues.apache.org/jira/browse/HBASE-23983) | Spotbugs warning complain on master build | Major | . |
+| [HBASE-27458](https://issues.apache.org/jira/browse/HBASE-27458) | Use ReadWriteLock for region scanner readpoint map | Minor | Scanners |
+| [HBASE-23102](https://issues.apache.org/jira/browse/HBASE-23102) | Improper Usage of Map putIfAbsent | Minor | . |
+| [HBASE-27666](https://issues.apache.org/jira/browse/HBASE-27666) | Allow preCompact hooks to return scanners whose cells can be shipped | Major | . |
+| [HBASE-27655](https://issues.apache.org/jira/browse/HBASE-27655) | Remove the empty path annotation from ClusterMetricsResource | Trivial | . |
+| [HBASE-15242](https://issues.apache.org/jira/browse/HBASE-15242) | Client metrics for retries and timeouts | Major | metrics |
+| [HBASE-21521](https://issues.apache.org/jira/browse/HBASE-21521) | Expose master startup status via web UI | Major | master, UI |
+| [HBASE-27590](https://issues.apache.org/jira/browse/HBASE-27590) | Change Iterable to List in SnapshotFileCache | Minor | . |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27704](https://issues.apache.org/jira/browse/HBASE-27704) | Quotas can drastically overflow configured limit | Major | . |
+| [HBASE-27726](https://issues.apache.org/jira/browse/HBASE-27726) | ruby shell not handled SyntaxError exceptions properly | Minor | shell |
+| [HBASE-27732](https://issues.apache.org/jira/browse/HBASE-27732) | NPE in TestBasicWALEntryStreamFSHLog.testEOFExceptionInOldWALsDirectory | Major | Replication |
+| [HBASE-26866](https://issues.apache.org/jira/browse/HBASE-26866) | Shutdown WAL may abort region server | Major | wal |
+| [HBASE-27684](https://issues.apache.org/jira/browse/HBASE-27684) | Client metrics for user region lock related behaviors. | Major | Client |
+| [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-27651](https://issues.apache.org/jira/browse/HBASE-27651) | hbase-daemon.sh foreground\_start should propagate SIGHUP and SIGTERM | Minor | scripts |
+| [HBASE-27718](https://issues.apache.org/jira/browse/HBASE-27718) | The regionStateNode only need remove once in regionOffline | Minor | amv2 |
+| [HBASE-27729](https://issues.apache.org/jira/browse/HBASE-27729) | Missed one parameter when logging exception in StoreFileListFile | Major | logging |
+| [HBASE-27708](https://issues.apache.org/jira/browse/HBASE-27708) | CPU hot-spot resolving User subject | Major | Client, tracing |
+| [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-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-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-27250](https://issues.apache.org/jira/browse/HBASE-27250) | MasterRpcService#setRegionStateInMeta does not support replica region encodedNames or region names | Minor | . |
+| [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-24781](https://issues.apache.org/jira/browse/HBASE-24781) | Clean up peer metrics when disabling peer | Major | Replication |
+| [HBASE-27650](https://issues.apache.org/jira/browse/HBASE-27650) | Merging empty regions corrupts meta cache | Major | . |
+| [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-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-27649](https://issues.apache.org/jira/browse/HBASE-27649) | WALPlayer does not properly dedupe overridden cell versions | Major | . |
+| [HBASE-27661](https://issues.apache.org/jira/browse/HBASE-27661) | Set size of systable queue in UT | Major | . |
+| [HBASE-27654](https://issues.apache.org/jira/browse/HBASE-27654) | IndexBlockEncoding is missing in HFileContextBuilder copy constructor | Major | . |
+| [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-27648](https://issues.apache.org/jira/browse/HBASE-27648) | CopyOnWriteArrayMap does not honor contract of ConcurrentMap.putIfAbsent | Major | . |
+| [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-27602](https://issues.apache.org/jira/browse/HBASE-27602) | Remove the impact of operating env on testHFileCleaning | Major | test |
+| [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-27628](https://issues.apache.org/jira/browse/HBASE-27628) | Spotless fix in RELEASENOTES.md | Trivial | . |
+| [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-27580](https://issues.apache.org/jira/browse/HBASE-27580) | Reverse scan over rows with tags throw exceptions when using DataBlockEncoding | Major | . |
+| [HBASE-27608](https://issues.apache.org/jira/browse/HBASE-27608) | Use lowercase image reference name in our docker file | Major | scripts |
+
+
+### TESTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27595](https://issues.apache.org/jira/browse/HBASE-27595) | ThreadGroup is removed since Hadoop 3.2.4 | Minor | . |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-27643](https://issues.apache.org/jira/browse/HBASE-27643) | [JDK17] Add-opens java.util.concurrent | Major | java, test |
+| [HBASE-27645](https://issues.apache.org/jira/browse/HBASE-27645) | [JDK17] Use ReflectionUtils#getModifiersField in UT | Major | java, test |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27736](https://issues.apache.org/jira/browse/HBASE-27736) | HFileSystem.getLocalFs is not used | Major | HFile |
+| [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-27741](https://issues.apache.org/jira/browse/HBASE-27741) | Fall back to protoc osx-x86\_64 on Apple Silicon | Minor | build |
+| [HBASE-27737](https://issues.apache.org/jira/browse/HBASE-27737) | Add supplemental model for com.aayushatharva.brotli4j:native-osx-aarch64 | Minor | build, community |
+| [HBASE-27685](https://issues.apache.org/jira/browse/HBASE-27685) | Enable code coverage reporting to SonarQube in HBase | Minor | . |
+| [HBASE-27626](https://issues.apache.org/jira/browse/HBASE-27626) | Suppress noisy logging in client.ConnectionImplementation | Minor | logging |
+
+
+## Release 2.5.3 - Unreleased (as of 2023-02-01)
+
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-27487](https://issues.apache.org/jira/browse/HBASE-27487) | Slow meta can create pathological feedback loop with multigets | Major | . |
+| [HBASE-27466](https://issues.apache.org/jira/browse/HBASE-27466) | hbase client metrics per user specified identity on hconnections. | Major | Client |
+| [HBASE-27490](https://issues.apache.org/jira/browse/HBASE-27490) | Locating regions for all actions of batch requests can exceed operation timeout | Major | . |
+| [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-27491](https://issues.apache.org/jira/browse/HBASE-27491) | AsyncProcess should not clear meta cache for RejectedExecutionException | Major | . |
+| [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-27253](https://issues.apache.org/jira/browse/HBASE-27253) | Make slow log configs updatable with configuration observer | Major | . |
+| [HBASE-27540](https://issues.apache.org/jira/browse/HBASE-27540) | Client metrics for success/failure counts. | Major | Client |
+| [HBASE-27233](https://issues.apache.org/jira/browse/HBASE-27233) | Read blocks into off-heap if caching is disabled for read | Major | . |
+| [HBASE-27531](https://issues.apache.org/jira/browse/HBASE-27531) | AsyncRequestFutureImpl unnecessarily clears meta cache for full server | Major | . |
+| [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-27562](https://issues.apache.org/jira/browse/HBASE-27562) | Publish SBOM artifacts | Major | java |
+| [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 |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27463](https://issues.apache.org/jira/browse/HBASE-27463) | Reset sizeOfLogQueue when refresh replication source | Minor | Replication |
+| [HBASE-27510](https://issues.apache.org/jira/browse/HBASE-27510) | Should use 'org.apache.hbase.thirdparty.io.netty.tryReflectionSetAccessible' | Major | . |
+| [HBASE-27484](https://issues.apache.org/jira/browse/HBASE-27484) | FNFE on StoreFileScanner after a flush followed by a compaction | Major | . |
+| [HBASE-27494](https://issues.apache.org/jira/browse/HBASE-27494) | Client meta cache clear by exception metrics are missing some cases | Minor | . |
+| [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-27498](https://issues.apache.org/jira/browse/HBASE-27498) | Observed lot of threads blocked in ConnectionImplementation.getKeepAliveMasterService | 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-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-27561](https://issues.apache.org/jira/browse/HBASE-27561) | hbase.master.port is ignored in processing of hbase.masters | Minor | Client |
+| [HBASE-27564](https://issues.apache.org/jira/browse/HBASE-27564) | Add default encryption type for MiniKDC to fix failed tests on JDK11+ | Major | . |
+| [HBASE-27579](https://issues.apache.org/jira/browse/HBASE-27579) | CatalogJanitor can cause data loss due to errors during cleanMergeRegion | Blocker | . |
+| [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 |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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 |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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 | . |
+
+
+## Release 2.5.2 - Unreleased (as of 2022-11-24)
+
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-26809](https://issues.apache.org/jira/browse/HBASE-26809) | Report client backoff time for server overloaded in ConnectionMetrics | Major | . |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-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-27408](https://issues.apache.org/jira/browse/HBASE-27408) | Improve BucketAllocatorException log to always include HFile name | Major | . |
+| [HBASE-27496](https://issues.apache.org/jira/browse/HBASE-27496) | Optionally limit the amount of plans executed in the Normalizer | Minor | Normalizer |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-27469](https://issues.apache.org/jira/browse/HBASE-27469) | IllegalArgumentException is thrown by SnapshotScannerHDFSAclController when dropping a table | Major | snapshots |
+| [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 |
+
+
+### TESTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27479](https://issues.apache.org/jira/browse/HBASE-27479) | Flaky Test testClone in TestTaskMonitor | Trivial | test |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27475](https://issues.apache.org/jira/browse/HBASE-27475) | Use different jdks when running hadoopcheck in personality scripts | Critical | jenkins, scripts |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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 |
+
+
+## Release 2.5.1 - 2022-10-21
+
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27314](https://issues.apache.org/jira/browse/HBASE-27314) | Make index block be customized and configured | Major | . |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27159](https://issues.apache.org/jira/browse/HBASE-27159) | Emit source metrics for BlockCacheExpressHitPercent | Minor | BlockCache, metrics |
+| [HBASE-27339](https://issues.apache.org/jira/browse/HBASE-27339) | Improve sasl connection failure log message to include server | Minor | Client |
+| [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-27391](https://issues.apache.org/jira/browse/HBASE-27391) | Downgrade ERROR log to DEBUG in ConnectionUtils.updateStats | Major | . |
+| [HBASE-27370](https://issues.apache.org/jira/browse/HBASE-27370) | Avoid decompressing blocks when reading from bucket cache prefetch threads | Major | . |
+| [HBASE-27361](https://issues.apache.org/jira/browse/HBASE-27361) | Add .flattened-pom.xml to .gitignore | Major | build |
+| [HBASE-27224](https://issues.apache.org/jira/browse/HBASE-27224) | HFile tool statistic sampling produces misleading results | Major | . |
+| [HBASE-27340](https://issues.apache.org/jira/browse/HBASE-27340) | Artifacts with resolved profiles | Minor | build, pom |
+| [HBASE-27332](https://issues.apache.org/jira/browse/HBASE-27332) | Remove RejectedExecutionHandler for long/short compaction thread pools | Minor | Compaction |
+| [HBASE-27338](https://issues.apache.org/jira/browse/HBASE-27338) | brotli compression lib tests fail on arm64 | Minor | . |
+| [HBASE-27320](https://issues.apache.org/jira/browse/HBASE-27320) | hide some sensitive configuration information in the UI | Minor | security, UI |
+
+
+### BUG FIXES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27426](https://issues.apache.org/jira/browse/HBASE-27426) | Region server abort with failing to list region servers. | Major | Zookeeper |
+| [HBASE-27432](https://issues.apache.org/jira/browse/HBASE-27432) | TestUsersOperationsWithSecureHadoop fails affter HBASE-27411 | 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-27424](https://issues.apache.org/jira/browse/HBASE-27424) | Upgrade Jettison for CVE-2022-40149/40150 | Major | . |
+| [HBASE-27419](https://issues.apache.org/jira/browse/HBASE-27419) | Update to hbase-thirdparty 4.1.2 | Major | dependencies |
+| [HBASE-27407](https://issues.apache.org/jira/browse/HBASE-27407) | Fixing check for "description" request param in JMXJsonServlet.java | Minor | metrics |
+| [HBASE-27409](https://issues.apache.org/jira/browse/HBASE-27409) | Fix the javadoc for WARCRecord | Major | documentation |
+| [HBASE-27381](https://issues.apache.org/jira/browse/HBASE-27381) | Still seeing 'Stuck' in static initialization creating RegionInfo instance | Major | . |
+| [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-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-27362](https://issues.apache.org/jira/browse/HBASE-27362) | Fix some tests hung by CompactSplit.requestCompactionInternal ignoring compactionsEnabled check | Major | Compaction |
+| [HBASE-27353](https://issues.apache.org/jira/browse/HBASE-27353) | opentelemetry-context jar missing at runtime causes MR jobs to fail | Minor | . |
+| [HBASE-22939](https://issues.apache.org/jira/browse/HBASE-22939) | SpaceQuotas- Bulkload from different hdfs failed when space quotas are turned on. | Major | . |
+| [HBASE-27336](https://issues.apache.org/jira/browse/HBASE-27336) | The region visualizer shows 'undefined' region server | Major | master, UI |
+| [HBASE-27335](https://issues.apache.org/jira/browse/HBASE-27335) | HBase shell hang for a minute when quiting | Major | shell |
+| [HBASE-27152](https://issues.apache.org/jira/browse/HBASE-27152) | Under compaction mark may leak | Major | Compaction |
+| [HBASE-25922](https://issues.apache.org/jira/browse/HBASE-25922) | Disabled sanity checks ignored on snapshot restore | Minor | conf, snapshots |
+| [HBASE-27246](https://issues.apache.org/jira/browse/HBASE-27246) | RSGroupMappingScript#getRSGroup has thread safety problem | Major | rsgroup |
+| [HBASE-25166](https://issues.apache.org/jira/browse/HBASE-25166) | MobFileCompactionChore is closing the master's shared cluster connection | Major | master |
+
+
+### 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 |
+
+
+### SUB-TASKS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [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-27401](https://issues.apache.org/jira/browse/HBASE-27401) | Clean up current broken 'n's in our javadoc | Major | documentation |
+| [HBASE-27403](https://issues.apache.org/jira/browse/HBASE-27403) | Remove 'Remove unhelpful javadoc stubs' spotless rule for now | Major | documentation, pom |
+
+
+### OTHER:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27431](https://issues.apache.org/jira/browse/HBASE-27431) | Remove TestRemoteTable.testLimitedScan | Trivial | REST, test |
+| [HBASE-27411](https://issues.apache.org/jira/browse/HBASE-27411) | Update and clean up bcprov-jdk15on dependency | Minor | build |
+| [HBASE-27372](https://issues.apache.org/jira/browse/HBASE-27372) | Update java versions in our Dockerfiles | Major | build, scripts |
+| [HBASE-27373](https://issues.apache.org/jira/browse/HBASE-27373) | Fix new spotbugs warnings after upgrading spotbugs to 4.7.2 | Major | . |
+| [HBASE-27371](https://issues.apache.org/jira/browse/HBASE-27371) | Bump spotbugs version | Major | build, pom |
+
+
+## Release 2.5.0 - Unreleased (as of 2022-08-23)
+
+
+
+### NEW FEATURES:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27104](https://issues.apache.org/jira/browse/HBASE-27104) | Add a tool command list\_unknownservers | Major | master |
+| [HBASE-27129](https://issues.apache.org/jira/browse/HBASE-27129) | Add a config that allows us to configure region-level storage policies | Major | regionserver |
+| [HBASE-27028](https://issues.apache.org/jira/browse/HBASE-27028) | Add a shell command for flushing master local region | Minor | shell |
+| [HBASE-26826](https://issues.apache.org/jira/browse/HBASE-26826) | Backport StoreFileTracker (HBASE-26067, HBASE-26584, and others) to branch-2.5 | Major | Operability, regionserver |
+| [HBASE-26342](https://issues.apache.org/jira/browse/HBASE-26342) | Support custom paths of independent configuration and pool for hfile cleaner | Major | master |
+| [HBASE-27018](https://issues.apache.org/jira/browse/HBASE-27018) | Add a tool command list\_liveservers | Major | . |
+| [HBASE-26617](https://issues.apache.org/jira/browse/HBASE-26617) | Use spotless to reduce the pain on fixing checkstyle issues | Major | build, community |
+| [HBASE-26959](https://issues.apache.org/jira/browse/HBASE-26959) | Brotli compression support | Minor | . |
+| [HBASE-25865](https://issues.apache.org/jira/browse/HBASE-25865) | Visualize current state of region assignment | Blocker | master, Operability, Usability |
+| [HBASE-26703](https://issues.apache.org/jira/browse/HBASE-26703) | Allow configuration of IPC queue balancer | Minor | . |
+| [HBASE-26576](https://issues.apache.org/jira/browse/HBASE-26576) | Allow Pluggable Queue to belong to FastPath or normal Balanced Executor | Minor | regionserver, rpc |
+| [HBASE-26347](https://issues.apache.org/jira/browse/HBASE-26347) | Support detect and exclude slow DNs in fan-out of WAL | Major | wal |
+| [HBASE-26284](https://issues.apache.org/jira/browse/HBASE-26284) | Add HBase Thrift API to get all table names along with whether it is enabled or not | Major | Thrift |
+| [HBASE-26141](https://issues.apache.org/jira/browse/HBASE-26141) | Add tracing support for HTable and sync connection on branch-2 | Major | tracing |
+| [HBASE-6908](https://issues.apache.org/jira/browse/HBASE-6908) | Pluggable Call BlockingQueue for HBaseServer | Major | IPC/RPC |
+| [HBASE-25841](https://issues.apache.org/jira/browse/HBASE-25841) | Add basic jshell support | Minor | shell, Usability |
+| [HBASE-25756](https://issues.apache.org/jira/browse/HBASE-25756) | Support alternate compression for major and minor compactions | Minor | Compaction |
+| [HBASE-25751](https://issues.apache.org/jira/browse/HBASE-25751) | Add writable TimeToPurgeDeletes to ScanOptions | Major | . |
+| [HBASE-25665](https://issues.apache.org/jira/browse/HBASE-25665) | Disable reverse DNS lookup for SASL Kerberos client connection | Major | . |
+| [HBASE-25587](https://issues.apache.org/jira/browse/HBASE-25587) | [hbck2] Schedule SCP for all unknown servers | Major | hbase-operator-tools, hbck2 |
+| [HBASE-25460](https://issues.apache.org/jira/browse/HBASE-25460) | Expose drainingServers as cluster metric | Major | metrics |
+| [HBASE-25496](https://issues.apache.org/jira/browse/HBASE-25496) | add get\_namespace\_rsgroup command | Major | . |
+| [HBASE-24620](https://issues.apache.org/jira/browse/HBASE-24620) | Add a ClusterManager which submits command to ZooKeeper and its Agent which picks and execute those Commands. | Major | integration tests |
+| [HBASE-22749](https://issues.apache.org/jira/browse/HBASE-22749) | Distributed MOB compactions | Major | mob |
+
+
+### IMPROVEMENTS:
+
+| JIRA | Summary | Priority | Component |
+|:---- |:---- | :--- |:---- |
+| [HBASE-27305](https://issues.apache.org/jira/browse/HBASE-27305) | add an option to skip file splitting when bulkload hfiles | Minor | tooling |
+| [HBASE-27089](https://issues.apache.org/jira/browse/HBASE-27089) | Add âcommons.crypto.stream.buffer.sizeâ configuration | Minor | io |
+| [HBASE-27268](https://issues.apache.org/jira/browse/HBASE-27268) | In trace log mode, the client does not print callId/startTime and the server does not print receiveTime | Minor | logging |
+| [HBASE-26982](https://issues.apache.org/jira/browse/HBASE-26982) | Add index and bloom filter statistics of LruBlockCache on rs web UI | Minor | BlockCache, UI |
+| [HBASE-27296](https://issues.apache.org/jira/browse/HBASE-27296) | Some Cell's implementation of toString() such as IndividualBytesFieldCell prints out value and tags which is too verbose | Minor | logging |
+| [HBASE-27283](https://issues.apache.org/jira/browse/HBASE-27283) | Use readTO instead of hard coded RpcClient.DEFAULT\_SOCKET\_TIMEOUT\_READ when creating ReadTimeoutHandler in NettyRpcConnection | Major | IPC/RPC, test |
+| [HBASE-27273](https://issues.apache.org/jira/browse/HBASE-27273) | Should stop autoRead and skip all the bytes when rpc request too big | Major | IPC/RPC |
+| [HBASE-27153](https://issues.apache.org/jira/browse/HBASE-27153) | Improvements to read-path tracing | Major | Operability, regionserver |
+| [HBASE-27229](https://issues.apache.org/jira/browse/HBASE-27229) | BucketCache statistics should not count evictions by hfile | Major | . |
+| [HBASE-27222](https://issues.apache.org/jira/browse/HBASE-27222) | Purge FutureReturnValueIgnored warnings from error prone | Major | netty |
+| [HBASE-20499](https://issues.apache.org/jira/browse/HBASE-20499) | Replication/Priority executors can use specific max queue length as default value instead of general maxQueueLength | Minor | rpc |
+| [HBASE-27208](https://issues.apache.org/jira/browse/HBASE-27208) | Use spotless to purge the missing summary warnings from error prone | Major | pom |
+| [HBASE-27048](https://issues.apache.org/jira/browse/HBASE-27048) | Server side scanner time limit should account for time in queue | Major | . |
+| [HBASE-27088](https://issues.apache.org/jira/browse/HBASE-27088) | IntegrationLoadTestCommonCrawl async load improvements | Minor | integration tests, test |
+| [HBASE-27149](https://issues.apache.org/jira/browse/HBASE-27149) | Server should close scanner if client times out before results are ready | Major | . |
+| [HBASE-27188](https://issues.apache.org/jira/browse/HBASE-27188) | Report maxStoreFileCount in jmx | Minor | . |
+| [HBASE-27186](https://issues.apache.org/jira/browse/HBASE-27186) | Report block cache size metrics separately for L1 and L2 | Minor | . |
+| [HBASE-26950](https://issues.apache.org/jira/browse/HBASE-26950) | Use AsyncConnection in ReplicationSink | Major | . |
+| [HBASE-27078](https://issues.apache.org/jira/browse/HBASE-27078) | Allow configuring a separate timeout for meta scans | Major | . |
+| [HBASE-27101](https://issues.apache.org/jira/browse/HBASE-27101) | support commons-crypto version 1.1.0 | Minor | . |
+| [HBASE-26218](https://issues.apache.org/jira/browse/HBASE-26218) | Better logging in CanaryTool | Minor | canary |
+| [HBASE-27146](https://issues.apache.org/jira/browse/HBASE-27146) | Avoid CellUtil.cloneRow in MetaCellComparator | Major | meta, Offheaping, Performance |
+| [HBASE-27125](https://issues.apache.org/jira/browse/HBASE-27125) | The batch size of cleaning expired mob files should have an upper bound | Minor | mob |
+| [HBASE-26923](https://issues.apache.org/jira/browse/HBASE-26923) | PerformanceEvaluation support encryption option | Minor | PE |
+| [HBASE-27095](https://issues.apache.org/jira/browse/HBASE-27095) | HbckChore should produce a report | Major | hbck2, master |
+| [HBASE-27046](https://issues.apache.org/jira/browse/HBASE-27046) | The filenum in AbstractFSWAL should be monotone increasing | Major | . |
+| [HBASE-27093](https://issues.apache.org/jira/browse/HBASE-27093) | AsyncNonMetaRegionLocatorï¼put Complete CompletableFuture outside lock block | Major | asyncclient, Client |
+| [HBASE-27080](https://issues.apache.org/jira/browse/HBASE-27080) | Optimize debug output log of ConstantSizeRegionSplitPolicy class. | Minor | logging |
+| [HBASE-26649](https://issues.apache.org/jira/browse/HBASE-26649) | Support meta replica LoadBalance mode for RegionLocator#getAllRegionLocations() | Major | meta replicas |
+| [HBASE-26320](https://issues.apache.org/jira/browse/HBASE-26320) | Separate Log Cleaner DirScanPool to prevent the OLDWALs from filling up the disk when archive is large | Major | Operability |
+| [HBASE-27043](https://issues.apache.org/jira/browse/HBASE-27043) | Let lock wait timeout to improve performance of SnapshotHFileCleaner | Major | snapshots |
+| [HBASE-25465](https://issues.apache.org/jira/browse/HBASE-25465) | Use javac --release option for supporting cross version compilation | Minor | create-release |
+| [HBASE-27013](https://issues.apache.org/jira/browse/HBASE-27013) | Introduce read all bytes when using pread for prefetch | Major | HFile, Performance |
+| [HBASE-27003](https://issues.apache.org/jira/browse/HBASE-27003) | Optimize log format for PerformanceEvaluation | Minor | . |
+| [HBASE-26990](https://issues.apache.org/jira/browse/HBASE-26990) | Add default implementation for BufferedMutator interface setters | Minor | . |
+| [HBASE-26419](https://issues.apache.org/jira/browse/HBASE-26419) | Tracing Spans of RPCs should follow otel semantic conventions | Blocker | tracing |
+| [HBASE-26961](https://issues.apache.org/jira/browse/HBASE-26961) | cache region locations when getAllRegionLocations() for branch-2.4+ | Minor | Client |
+| [HBASE-26975](https://issues.apache.org/jira/browse/HBASE-26975) | Add on heap and off heap memstore info in rs web UI | Minor | UI |
+| [HBASE-26980](https://issues.apache.org/jira/browse/HBASE-26980) | Update javadoc of BucketCache.java | Trivial | documentation |
+| [HBASE-26971](https://issues.apache.org/jira/browse/HBASE-26971) | SnapshotInfo --snapshot param is marked as required even when trying to list all snapshots | Minor | . |
+| [HBASE-26807](https://issues.apache.org/jira/browse/HBASE-26807) | Unify CallQueueTooBigException special pause with CallDroppedException | Major | . |
+| [HBASE-26891](https://issues.apache.org/jira/browse/HBASE-26891) | Make MetricsConnection scope configurable | Minor | . |
+| [HBASE-26947](https://issues.apache.org/jira/browse/HBASE-26947) | Implement a special TestAppender to limit the size of test output | Major | logging, test |
+| [HBASE-26618](https://issues.apache.org/jira/browse/HBASE-26618) | Involving primary meta region in meta scan with CatalogReplicaLoadBalanceSimpleSelector | Minor | meta replicas |
+| [HBASE-26885](https://issues.apache.org/jira/browse/HBASE-26885) | The TRSP should not go on when it get a bogus server name from AM | Major | proc-v2 |
+| [HBASE-26872](https://issues.apache.org/jira/browse/HBASE-26872) | Load rate calculator for cost functions should be more precise | Major | Balancer |
+| [HBASE-26832](https://issues.apache.org/jira/browse/HBASE-26832) | Avoid repeated releasing of flushed wal entries in AsyncFSWAL#syncCompleted | Major | wal |
+| [HBASE-26878](https://issues.apache.org/jira/browse/HBASE-26878) | TableInputFormatBase should cache RegionSizeCalculator | Minor | . |
+| [HBASE-26175](https://issues.apache.org/jira/browse/HBASE-26175) | MetricsHBaseServer should record all kinds of Exceptions | Minor | metrics |
+| [HBASE-21065](https://issues.apache.org/jira/browse/HBASE-21065) | Try ROW\_INDEX\_V1 encoding on meta table (fix bloomfilters on meta while we are at it) | Major | meta, Performance |
+| [HBASE-26858](https://issues.apache.org/jira/browse/HBASE-26858) | Refactor TestMasterRegionOnTwoFileSystems to avoid dead loop | Major | test |
+| [HBASE-26833](https://issues.apache.org/jira/browse/HBASE-26833) | Avoid waiting to clear buffer usage of ReplicationSourceShipper when aborting the RS | Major | regionserver, Replication |
+| [HBASE-26848](https://issues.apache.org/jira/browse/HBASE-26848) | Set java.io.tmpdir on mvn command when running jenkins job | Major | jenkins, test |
+| [HBASE-26828](https://issues.apache.org/jira/browse/HBASE-26828) | Increase the concurrency when running UTs in pre commit job | Major | jenkins, test |
+| [HBASE-26680](https://issues.apache.org/jira/browse/HBASE-26680) | Close and do not write trailer for the broken WAL writer | Major | wal |
+| [HBASE-26720](https://issues.apache.org/jira/browse/HBASE-26720) | ExportSnapshot should validate the source snapshot before copying files | Major | snapshots |
+| [HBASE-26275](https://issues.apache.org/jira/browse/HBASE-26275) | update error message when executing deleteall with ROWPREFIXFILTER in meta table | Minor | shell |
+| [HBASE-26835](https://issues.apache.org/jira/browse/HBASE-26835) | Rewrite TestLruAdaptiveBlockCache to make it more stable | Major | test |
+| [HBASE-26830](https://issues.apache.org/jira/browse/HBASE-26830) | Rewrite TestLruBlockCache to make it more stable | Major | test |
+| [HBASE-26814](https://issues.apache.org/jira/browse/HBASE-26814) | Default StoreHotnessProtector to off, with logs to guide when to turn it on | Major | . |
+| [HBASE-26784](https://issues.apache.org/jira/browse/HBASE-26784) | Use HIGH\_QOS for ResultScanner.close requests | Major | . |
+| [HBASE-26552](https://issues.apache.org/jira/browse/HBASE-26552) | Introduce retry to logroller to avoid abort | Major | wal |
+| [HBASE-26792](https://issues.apache.org/jira/browse/HBASE-26792) | Implement ScanInfo#toString | Minor | regionserver |
+| [HBASE-26731](https://issues.apache.org/jira/browse/HBASE-26731) | Metrics for tracking of active scanners | Minor | . |
+| [HBASE-26789](https://issues.apache.org/jira/browse/HBASE-26789) | Automatically add default security headers to http/rest if SSL enabled | Major | REST, UI |
+| [HBASE-26765](https://issues.apache.org/jira/browse/HBASE-26765) | Minor refactor of async scanning code | Major | . |
+| [HBASE-26659](https://issues.apache.org/jira/browse/HBASE-26659) | The ByteBuffer of metadata in RAMQueueEntry in BucketCache could be reused. | Major | BucketCache, Performance |
+| [HBASE-26730](https://issues.apache.org/jira/browse/HBASE-26730) | Extend hbase shell 'status' command to support an option 'tasks' | Minor | Operability, shell |
+| [HBASE-26709](https://issues.apache.org/jira/browse/HBASE-26709) | Ban the usage of junit 3 TestCase | Major | test |
+| [HBASE-26724](https://issues.apache.org/jira/browse/HBASE-26724) | Backport the UT changes in HBASE-24510 to branch-2.x | Major | test |
+| [HBASE-26702](https://issues.apache.org/jira/browse/HBASE-26702) | Make ageOfLastShip, ageOfLastApplied extend TimeHistogram instead of plain histogram. | Minor | metrics, Replication |
+| [HBASE-26726](https://issues.apache.org/jira/browse/HBASE-26726) | Allow disable of region warmup before graceful move | Minor | master, Region Assignment |
+| [HBASE-26657](https://issues.apache.org/jira/browse/HBASE-26657) | ProfileServlet should move the output location to hbase specific directory | Minor | . |
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