GitHub user RongtongJin added a comment to the discussion:
RocketMQ5.1.3版本，为什么controller模式2主1从的性能比controller模式1主1从的性能低？
怎么会有2主1从，是不是1主2从，还是说是1主备 + 一个单主？
GitHub link:
https://github.com/apache/rocketmq/discussions/7357#discussioncomment-7093364
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GitHub user RongtongJin added a comment to the discussion:
如何测试并计算Controller模式的RTO和RPO？
RPO标志系统能够容忍的最大数据丢失量。所以可以检测消息是否有丢失
GitHub link:
https://github.com/apache/rocketmq/discussions/7376#discussioncomment-7093348
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GitHub user RongtongJin closed the discussion with a comment:
大佬们请问生产者组（producerGroup）是干嘛的？
主要是用于事务消息回查的。事务消息的回查机制，回查时 Broker
端若发现原始生产者连接已经断开，则会联系同一生产者组（producerGroup）的其他生产者实例以 Commit 或 Rollback 半事务消息。
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GitHub user liuweiGL closed a discussion: 大佬们请问生产者组（producerGroup）是干嘛的？
我看 spring cloud alibaba 的示例时发现有个 group 配置
+1(Non-binding)
I've checked:
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GitHub user 41405465 edited a comment on the discussion: RocektMQ 5.x Proxy
Local 部署的情况下，客户端连接配置问题
c++的5.0版本客户端，这样配 .setEndpoints("10.2.2.2:8081;25.2.25.2:8081");会报错：
GitHub link:
GitHub user 41405465 added a comment to the discussion: RocektMQ 5.x Proxy
Local 部署的情况下，客户端连接配置问题
1
GitHub link:
https://github.com/apache/rocketmq/discussions/7380#discussioncomment-7092300
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