Apache RocketMQ 4.9.2发布

Below is a summary of the issues addressed in the 4.9.2 release of RocketMQ. For full documentation of the release, a guide to get started, please refer to Quick Start.

Download the 4.9.2 release

• Source: rocketmq-all-4.9.2-source-release.zip [PGP] [SHA512]
• Binary: rocketmq-all-4.9.2-bin-release.zip [PGP] [SHA512]

Feature

• [RIP-7] – Multiple Directories Storage Support

Improvement

• [ISSUE-2964] – Add a query consumer config command in mqadmin.
• [ISSUE-3148] – Support metadata export
• [ISSUE-3194] – [PART A] Use LongAdder instead of AtomicLong in BrokerStatsService to improve performance.
• [ISSUE-3194] – [PART C] Replace AtomicLong with LongAdder in StatsItem.java to improve performance
• [ISSUE-3347] – Improve performance of expandIP, and readable
• [ISSUE-3346] – Avoid double parse remoteAddr in rpcHook call
• [ISSUE-3136] – TraceDataEncoder add SubAfter trace bean timestamp
• [ISSUE-3245] – Use df algorithm to calculate the disk used ratio
• [ISSUE-3384] – Add SendBack message to SCHEDULE_TOPIC_XXXX stats
• [ISSUE-3375] – Lazy init GetMessageResult only when find message.
• [ISSUE-3361] – DefaultMQProducer’s constructor can call the overloaded constructor.
• [ISSUE-2724] – Resend message to DLQ directly when max reconsume times reach
• [ISSUE-3314] – Make mqClientApi request timeout settable
• [ISSUE-3296] – Add get stats and single queue stats for schedule topic
• [ISSUE-3308] – Production level pull api demo
• [ISSUE-3284] – Optimizing benchmark code
• [ISSUE-3215] – Polish litePullConsumer seek logic #3216
• [ISSUE-3225] – Change Random to ThreadLocalRandom in broker
• [ISSUE-2962] – Implement DefaultMQAdminExt::examineTopicConfig function
• [ISSUE-2726] – Retrying by customizing response code
• [ISSUE-2436] – DLQ topic default perm change
• [ISSUE-1848] – Add write perm admin command
• [ISSUE-3333] – Remove commons-codes dependency
• [ISSUE-NONE] – Update rocketmq client maven version

Bug

• [ISSUE-503] – NOT_CONSUME_YET not right in RocketMQ Console
• [ISSUE-2667] – Repair file doesn’t exist on this path’
• [ISSUE-3281] – Fix fail to delete topic perm list and global white address(#3128)
• [ISSUE-3326] – Fix send trace fail if broker set tls.server.mode=enforcing
• [ISSUE-3288] – Fix producer always timeouts while sending first message
• [ISSUE-1869] – Delay message can’t be consumed when delay offset in delayOffset.json is wrong

转自 https://rocketmq.apache.org/release_notes/release-notes-4.9.2/