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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2018/12/27 13:56:58 UTC

[GitHub] duhenglucky commented on issue #642: 发送事务消息，发出多条一样的消息！

duhenglucky commented on issue #642: 发送事务消息，发出多条一样的消息！
URL: https://github.com/apache/rocketmq/issues/642#issuecomment-450155137
 
 
   @ncl911 欢迎参与到rocketmq社区中,prepare消息每次后移是为了保证位点前进的同时，没有被确认的prepare消息能够保证得到回查响应，而且在队列存储中，永远只有append 操作，所以需要将prepare消息写到下一个位置后发送回查消息，另外，issue只用做bug report 以及feature request，所以咨询类的问题请使用邮件列表：https://rocketmq.apache.org/about/contact/

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