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     new 1ccb76f87a Add release notes for apache rocketmq 5.2.0 (#617)
1ccb76f87a is described below

commit 1ccb76f87a9f0a70b864860af2b21d819849b35a
Author: rongtong <jinrongto...@163.com>
AuthorDate: Mon Feb 12 11:11:53 2024 +0800

    Add release notes for apache rocketmq 5.2.0 (#617)
    
    * Add release notes for apache rocketmq 5.2.0
    
    * Add release notes for apache rocketmq 5.2.0
    
    * Add release notes for apache rocketmq 5.2.0
---
 release-notes/2024-01-30-5.2.0.md | 161 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 161 insertions(+)

diff --git a/release-notes/2024-01-30-5.2.0.md 
b/release-notes/2024-01-30-5.2.0.md
new file mode 100644
index 0000000000..d0d3047d6c
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+++ b/release-notes/2024-01-30-5.2.0.md
@@ -0,0 +1,161 @@
+---
+title: "Release Notes - Apache RocketMQ - Version 5.2.0"
+categories:
+  - Release_Notes 
+tags:
+  - Release_Notes
+  - RocketMQ
+  - Version
+---
+
+:::tip    Download the 5.2.0 release
+- Source: 
[rocketmq-all-5.2.0-source-release.zip](https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-source-release.zip)
 
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[[SHA512](https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-source-release.zip.sha512)]
+- Binary: 
[rocketmq-all-5.2.0-bin-release.zip](https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-bin-release.zip)
 
[[PGP](https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-bin-release.zip.asc)]
 
[[SHA512](https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-bin-release.zip.sha512)]
+  :::
+<!--truncate-->
+
+Below is a summary of the issues addressed in the 5.2.0 release of RocketMQ. 
For full documentation of the release, a guide to get started, please refer to 
<a href='/docs/quickStart/01quickstart/'>Quick Start</a>.
+
+## Feature
+* [ISSUE #7545] [RIP-65] Support efficient random index for massive messages 
by @lizhimins in https://github.com/apache/rocketmq/pull/7546
+* [ISSUE #7064] [RIP-66] Support KV(RocksDB) Storage for ConsumeQueue by 
@fujian-zfj in https://github.com/apache/rocketmq/pull/7120
+* [ISSUE #7300] [RIP-67] jRaft-Controller Implementation by @yulangz in 
https://github.com/apache/rocketmq/pull/7301
+
+## Improvement
+* [ISSUE #7381] Fix the problem of inaccurate timer message metric by 
@GenerousMan in https://github.com/apache/rocketmq/pull/7382
+* [ISSUE #7389] Fix the problem that getLastMappedFile function affects 
performance by @guyinyou in https://github.com/apache/rocketmq/pull/7390
+* [ISSUE #7393] Add timeout configuration for grpc server by @drpmma in 
https://github.com/apache/rocketmq/pull/7394
+* [ISSUE #7396] Fix wrong word in BrokerController#doResterBrokerAll by 
@francisoliverlee in https://github.com/apache/rocketmq/pull/7397
+* [ISSUE #7313] Enhancement Optimization Method name by @shriVATSA54 in 
https://github.com/apache/rocketmq/pull/7420
+* [ISSUE #7321] Refactor NettyRemotingAbstract with unify future 
implementation by @drpmma in https://github.com/apache/rocketmq/pull/7322
+* [ISSUE #7296] Add ChannelEventListener for MQClientAPIImpl by @drpmma in 
https://github.com/apache/rocketmq/pull/7324
+* [ISSUE #7429] Clean channel map when CLIENT_UNREGISTER in proxy by @xdkxlk 
in https://github.com/apache/rocketmq/pull/7426
+* [ISSUE #7431] Fix flaky test of 
DLedgerControllerTest#testBrokerLifecycleListener by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7432
+* [ISSUE #7433] Update the version in the README.md document to 5.1.4 by @mxsm 
in https://github.com/apache/rocketmq/pull/7434
+* [ISSUE #7441] Fix log "Init the confirmOffset" keep printing error in 
controller mode by @fujian-zfj in https://github.com/apache/rocketmq/pull/7442
+* [ISSUE #7444] Fix testCalculateFileSizeInPath test can not rerun in same 
environment by @RongtongJin in https://github.com/apache/rocketmq/pull/7445
+* [ISSUE #7425] Add RocketmqControllerConsole log to print config to console 
by @ingdex in https://github.com/apache/rocketmq/pull/7458
+* [ISSUE #7451] Override toString for TopicConfigAndQueueMapping by @LetLetMe 
in https://github.com/apache/rocketmq/pull/7452
+* [ISSUE #7265] Adding how to debug in Idea document by @joeCarf in 
https://github.com/apache/rocketmq/pull/7266
+* [ISSUE #7464] Polish the pop logger format by @joeCarf in 
https://github.com/apache/rocketmq/pull/7465
+* [ISSUE #7330] Fix channel connect issue for goaway by @drpmma in 
https://github.com/apache/rocketmq/pull/7467
+* [ISSUE #7472] AddBroker removes parsing configuration from body by 
@RongtongJin in https://github.com/apache/rocketmq/pull/7472
+* [ISSUE #7454] Utilizing cache to avoid duplicate parsing by @guyinyou in 
https://github.com/apache/rocketmq/pull/7455
+* [ISSUE #7475] Check the input yaml and the path in ACL by @GenerousMan in 
https://github.com/apache/rocketmq/pull/7475
+* [ISSUE #7231] Fix proxy client language error by @weihubeats in 
https://github.com/apache/rocketmq/pull/7200
+* [ISSUE #7489] Code comment enhancement in example by @joeCarf in 
https://github.com/apache/rocketmq/pull/7490
+* [ISSUE #7493] Introduce a new event NettyEventType.ACTIVE by @drpmma in 
https://github.com/apache/rocketmq/pull/7494
+* [ISSUE #7486] Remove getBrokerClusterAclConfig from admin and server by 
@RongtongJin in https://github.com/apache/rocketmq/pull/7486
+* [ISSUE #7497] Extract the frequency of calling updateNamesrvAddr into a 
configuration by @xdkxlk in https://github.com/apache/rocketmq/pull/7498
+* [ISSUE #7437] Add the CRC check of commitlog  by @guyinyou in 
https://github.com/apache/rocketmq/pull/7468
+* [ISSUE #7505] Do not validate the length when deleting a topic by 
@RongtongJin in https://github.com/apache/rocketmq/pull/7506
+* [ISSUE #7501] The broker supports idempotence in creating topics by 
@fuyou001 in https://github.com/apache/rocketmq/pull/7502
+* [ISSUE #7523] Message will flush timeout when transientStorePoolEnable=true 
and flushDiskType=SYNC_FLUSH by @fujian-zfj in 
https://github.com/apache/rocketmq/pull/7524
+* [ISSUE #7531] Clear POP_CK when sending messages by @xdkxlk in 
https://github.com/apache/rocketmq/pull/7532
+* [ISSUE #7419] Fix unstable UtilAllTest#testCalculateFileSizeInPath on 
Windows by @mureinik in https://github.com/apache/rocketmq/pull/7419
+* [ISSUE #7547] Let consumer be aware of message queue assignment change by 
@lizhanhui in https://github.com/apache/rocketmq/pull/7548
+* [ISSUE #7551] Reuse helper methods from Netty to free direct byte buffer by 
@lizhanhui in https://github.com/apache/rocketmq/pull/7550
+* [ISSUE #7570] Add default value for lastPopTimestamp by @HScarb in 
https://github.com/apache/rocketmq/pull/7571
+* [ISSUE #7462] Remove deprecated LocalTransactionExecuter by @985492783 in 
https://github.com/apache/rocketmq/pull/7463
+* [ISSUE #7567] TransactionProducer get the topic route before sending the 
message by @panzhi33 in https://github.com/apache/rocketmq/pull/7569
+* [ISSUE #7543] Retry topic v2 in pop by @drpmma in 
https://github.com/apache/rocketmq/pull/7544
+* [ISSUE #7577] SlaveActingMaster Timer Message retry without escape logic by 
@AYue-94 in https://github.com/apache/rocketmq/pull/7578
+* [ISSUE #7584] Add validation in broker/namesrv configure updating command. 
by @ShannonDing in https://github.com/apache/rocketmq/pull/7584
+* [ISSUE #7587] Add validation in broker container configure updating command 
by @RongtongJin in https://github.com/apache/rocketmq/pull/7587
+* [ISSUE #7586] Add set method for config black list in 
broker/namesrv/controller config. by @ShannonDing in 
https://github.com/apache/rocketmq/pull/7586
+* [ISSUE #7592] testCleanBuffer unit test modifies, changed non-direct … by 
@yp969803 in https://github.com/apache/rocketmq/pull/7593
+* [ISSUE #7534] Use high performance concurrent set to replace copyonwriteset 
by @keranbingaa in https://github.com/apache/rocketmq/pull/7583
+* [ISSUE #7585] Support message filtering in rocketmq tiered storage by 
@lizhimins in https://github.com/apache/rocketmq/pull/7594
+* [ISSUE #7614] Fix flaky test RocksDBMessageStoreTest by @lizhanhui in 
https://github.com/apache/rocketmq/pull/7625
+* [ISSUE #7638] Bump com.squareup.okio:okio-jvm from 3.0.0 to 3.4.0 by 
@dependabot in https://github.com/apache/rocketmq/pull/7638
+* [ISSUE #7627] Fix flaky test testSemiSyncReplicaWhenAdaptiveDegradation by 
@RongtongJin in https://github.com/apache/rocketmq/pull/7631
+* [ISSUE #7636] Bump snakeyaml from 1.32 to 2.0 by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7632
+* [ISSUE #7637] Bump grpc from 1.50.0 to 1.53.0 by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7633
+* [ISSUE #7634] Introduce controllableOffset to prevent unnecessary suspension 
when OFFSET_ILLEGAL by @drpmma in https://github.com/apache/rocketmq/pull/7635
+* [ISSUE #7585] Always return duplicate buffer when filter message and fix log 
format by @lizhimins in https://github.com/apache/rocketmq/pull/7654
+* [ISSUE #7543] Use "+" as the new separator for retry topic by @drpmma in 
https://github.com/apache/rocketmq/pull/7655
+* [ISSUE #7543] Only call a single type of retry topic in pop by @drpmma in 
https://github.com/apache/rocketmq/pull/7665
+* [ISSUE #7646] Optimize pull onException logging by @drpmma in 
https://github.com/apache/rocketmq/pull/7647
+* [ISSUE #7659] Trim property by @DongyuanPan in 
https://github.com/apache/rocketmq/pull/7660
+* [ISSUE #7656] ConfirmOffset directly takes the max offset when 
allAckInSyncStateSet is false by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7657
+* [ISSUE #7669] Map variable delayLevelTable changed to ConcurrentSkipL… by 
@yp969803 in https://github.com/apache/rocketmq/pull/7675
+* [ISSUE #7679] Optimize the serialization of RemotingCommand processTimer 
property by @mxsm in https://github.com/apache/rocketmq/pull/7683
+* [ISSUE #7676] Use clientDecode for consuming message directly by @cserwen in 
https://github.com/apache/rocketmq/pull/7677
+* [ISSUE #7680] Bump guava version from 31.1-jre to 32.0.1-jre by @RongtongJin 
in https://github.com/apache/rocketmq/pull/7681
+* [ISSUE #7330] Add goaway and reconnection mechanism by @drpmma in 
https://github.com/apache/rocketmq/pull/7331
+* [ISSUE #7686] The bornTime is not set when using the popMessage API in 
cluster mode. by @dingshuangxi888 in 
https://github.com/apache/rocketmq/pull/7687
+* [ISSUE #7642] Add return value for sendHeartbeat related method by @drpmma 
in https://github.com/apache/rocketmq/pull/7643
+* [ISSUE #7644] Optimize client rebalance by @drpmma in 
https://github.com/apache/rocketmq/pull/7645
+* [ISSUE #7710] Handle blank string for UtilAll#split to fix the bugs of ACL 
by @Qinglong-Lee in https://github.com/apache/rocketmq/pull/7712
+* [ISSUE #7719] Add more property check for dealy message when auto-ba… by 
@zhiliatom in https://github.com/apache/rocketmq/pull/7720
+* [ISSUE #7543] Add enableRetryTopicV2 brokerConfig by @drpmma in 
https://github.com/apache/rocketmq/pull/7734
+* [ISSUE #7699] Add namespace v2 in client by @drpmma in 
https://github.com/apache/rocketmq/pull/7700
+* [ISSUE #7747] Simplify code checks using Optional in 
ClientRequestProcessor#getRouteInfoByTopic method by @mxsm in 
https://github.com/apache/rocketmq/pull/7748
+* [ISSUE #7495] Support Higher Java version in Windows  by @joeCarf in 
https://github.com/apache/rocketmq/pull/7507
+* [ISSUE #7757] Use `CompositeByteBuf` to prevent memory copy. by @dao-jun in 
https://github.com/apache/rocketmq/pull/7694
+* [ISSUE #7760] Make timerSkipUnknownError can be set by config file by 
@leizhiyuan in https://github.com/apache/rocketmq/pull/7763
+* [ISSUE #7500] Enhanced metrics for timing and transactional messages by 
@GenerousMan in https://github.com/apache/rocketmq/pull/7500
+* [ISSUE #7699] Refactor NamespaceRpcHook by @drpmma in 
https://github.com/apache/rocketmq/pull/7769
+* [ISSUE #7774] Make the handle of ppv2 tlv more extendable  by 
@dingshuangxi888 in https://github.com/apache/rocketmq/pull/7775
+* [ISSUE #7781] Get namespace from gRPC header by @drpmma in 
https://github.com/apache/rocketmq/pull/7782
+* [ISSUE #7772] Ensuring broker protection capabilities when POP does not 
return ACK by @GenerousMan in https://github.com/apache/rocketmq/pull/7773
+* [ISSUE #7785] Remove the redundant code by @wyyl1 in 
https://github.com/apache/rocketmq/pull/7784
+* [ISSUE #7777] Optimize the logic of 
DefaultRequestProcessor#getTopicsByCluster to avoid unnecessary deserialization 
by @mxsm in https://github.com/apache/rocketmq/pull/7778
+* [ISSUE #7786] Optimize the execution logic of tool.sh in the JRE environment 
by @sevenleave in https://github.com/apache/rocketmq/pull/7787
+* [ISSUE #7446] Add config of maxFilterMessageSize by @SchopenhauerZhang in 
https://github.com/apache/rocketmq/pull/7447
+* [ISSUE #5613] Change the broker default value configuration by @yp969803 in 
https://github.com/apache/rocketmq/pull/7581
+* [ISSUE #7765] Fix unit test testEstimateLag by @landonchan90 in 
https://github.com/apache/rocketmq/pull/7805
+* [ISSUE #7797] Update copyright year to 2024 by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7797
+* [ISSUE #7715] Update Bazel toolchain to make the CI work by @bazelisky in 
https://github.com/apache/rocketmq/pull/7714
+* [ISSUE #7791] Polish the code for jraft controller by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7792
+* [ISSUE #7538] Fix wrong cachedMsgSize if msg body is changed in consumer 
callback by @yuz10 in https://github.com/apache/rocketmq/pull/7807
+* [ISSUE #7622] Revise the measurement method of GROUP_GET_LATENCY to reveal 
its intended semantics by @RongtongJin in 
https://github.com/apache/rocketmq/pull/7808
+* [ISSUE #7803] Add try catch for lock and unlock by @drpmma in 
https://github.com/apache/rocketmq/pull/7804
+* [ISSUE #7740] Optimize LocalFileOffsetStore by @redlsz in 
https://github.com/apache/rocketmq/pull/7819
+* [ISSUE #7822] Fix NettyRemotingClient can't connect to IPv6 address. by 
@kingkh1995 in https://github.com/apache/rocketmq/pull/7823
+
+## Bug
+* [ISSUE #7398] Fix ExportConfigsCommand NPE by @shirenchuang in 
https://github.com/apache/rocketmq/pull/7399
+* [ISSUE #7400] Fix getBrokerEpochSubCommand NPE by @shirenchuang in 
https://github.com/apache/rocketmq/pull/7401
+* [ISSUE #7410] Handle the Exception when the Proxy requests the client 
failed. by @dingshuangxi888 in https://github.com/apache/rocketmq/pull/7411
+* [ISSUE #7412] Fix pop revive message error when the checkpoint is a reput 
one by @redlsz in https://github.com/apache/rocketmq/pull/7413
+* [ISSUE #7439] Add getter for class Message to fix json serialize bug by 
@LetLetMe in https://github.com/apache/rocketmq/pull/7439
+* [ISSUE #7453] Fix the problem in constructing the GetMessageResult by 
@guyinyou in https://github.com/apache/rocketmq/pull/7456
+* [ISSUE #7511] Lock granularity issue causing LMQ message loss by 
@DongyuanPan in https://github.com/apache/rocketmq/pull/7525
+* [ISSUE #7562] BugFix for estimating message accumulation correctly by 
@lollipopjin in https://github.com/apache/rocketmq/pull/7563
+* [ISSUE #7574] Fix RunningFlags conflict by @guyinyou in 
https://github.com/apache/rocketmq/pull/7575
+* [ISSUE #7545] Fix set mapped file to null cause file can not destroy by 
@lizhimins in https://github.com/apache/rocketmq/pull/7612
+* [ISSUE #7601] Fix slave acting master bug by @gaoyf in 
https://github.com/apache/rocketmq/pull/7603
+* [ISSUE #7626] Topic perm was mistakenly changed to 4 in dledger mode by 
@LittleBoy18 in https://github.com/apache/rocketmq/pull/7661
+* [ISSUE #7684] Fix iterator.remove() bug by @EvanMi in 
https://github.com/apache/rocketmq/pull/7682
+* [ISSUE #7702] Fix ascii check for ppv2 tls. by @dingshuangxi888 in 
https://github.com/apache/rocketmq/pull/7703
+* [ISSUE #7697] Fix can't open controller metricsExporter. by @baijun44 in 
https://github.com/apache/rocketmq/pull/7705
+* [ISSUE #7689] In Controller mode, messages may lost due to sharing the same 
cq offset by @GenerousMan in https://github.com/apache/rocketmq/pull/7690
+* [ISSUE #7658] Fix bug of timer message metrics with setDelayTimeMs by 
@leizhiyuan in https://github.com/apache/rocketmq/pull/7743
+* [ISSUE #7753] Fix ppv2 tls ascii start with (byte)2 by @dingshuangxi888 in 
https://github.com/apache/rocketmq/pull/7753
+* [ISSUE #7599] Fix dledger recover abnormally may lost consume queue of tail 
by @bxfjb in https://github.com/apache/rocketmq/pull/7599
+* [ISSUE #7812] Remove reachable flag in brokers' available judgement. by 
@GenerousMan in https://github.com/apache/rocketmq/pull/7814
+* [ISSUE #7813] SetStartDetectorEnable Not effective by @leizhiyuan in 
https://github.com/apache/rocketmq/pull/7825
+
+## New Contributors
+* @shriVATSA54 made their first contribution in 
https://github.com/apache/rocketmq/pull/7420
+* @LetLetMe made their first contribution in 
https://github.com/apache/rocketmq/pull/7439
+* @golden-yang made their first contribution in 
https://github.com/apache/rocketmq/pull/7436
+* @mureinik made their first contribution in 
https://github.com/apache/rocketmq/pull/7419
+* @985492783 made their first contribution in 
https://github.com/apache/rocketmq/pull/7463
+* @AYue-94 made their first contribution in 
https://github.com/apache/rocketmq/pull/7578
+* @yp969803 made their first contribution in 
https://github.com/apache/rocketmq/pull/7593
+* @LittleBoy18 made their first contribution in 
https://github.com/apache/rocketmq/pull/7661
+* @EvanMi made their first contribution in 
https://github.com/apache/rocketmq/pull/7682
+* @baijun44 made their first contribution in 
https://github.com/apache/rocketmq/pull/7705
+* @Qinglong-Lee made their first contribution in 
https://github.com/apache/rocketmq/pull/7712
+* @dao-jun made their first contribution in 
https://github.com/apache/rocketmq/pull/7694
+* @bxfjb made their first contribution in 
https://github.com/apache/rocketmq/pull/7599
+* @wyyl1 made their first contribution in 
https://github.com/apache/rocketmq/pull/7784
+* @sevenleave made their first contribution in 
https://github.com/apache/rocketmq/pull/7787
+* @yulangz made their first contribution in 
https://github.com/apache/rocketmq/pull/7301
+* @landonchan90 made their first contribution in 
https://github.com/apache/rocketmq/pull/7805
+* @bazelisky made their first contribution in 
https://github.com/apache/rocketmq/pull/7714
+* @kingkh1995 made their first contribution in 
https://github.com/apache/rocketmq/pull/7823
+
+**Full Changelog**: 
https://github.com/apache/rocketmq/compare/rocketmq-all-5.1.4...rocketmq-all-5.2.0
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