消息队列RocketMQ版机制

RocketMQ中AllocateMessageQueueAveragely 分配算法的队列负载机制

RocketMQ中AllocateMessageQueueAveragely 分配算法的队列负载机制是怎么表现的？

源码分析RocketMQ ACL实现机制

有关RocketMQ ACL的使用请查看上一篇《RocketMQ ACL使用指南》，本文从源码的角度，分析一下RocketMQ ACL的实现原理。备注：RocketMQ在4.4.0时引入了ACL机制，本文代码基于RocketMQ4.5.0版本。根据RocketMQ ACL使用手册，我们应该首先看...

RocketMQ消费失败重试机制分析

现象：mq消费1次，重试3次，然后停止，如下实例展示首次（reconsumeTimes=0） MQ_CON_MSG gmcf-lsc-zhongbang-repu-calc-from-topic MSG MessageExt [queueId=1, storeSize=453, queueOffs...

聊一聊顺序消息（RocketMQ顺序消息的实现机制）

当我们说顺序时，我们在说什么？日常思维中，顺序大部分情况会和时间关联起来，即时间的先后表示事件的顺序关系。比如事件A发生在下午3点一刻，而事件B发生在下午4点，那么我们认为事件A发生在事件B之前，他们的顺序关系为先A后B。上面的例子之所以成立是因为他们有相同的参考系，即他们的时间是对应的同一个...

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更新时间 2022-12-13 18:04:06

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