Spring Cloud Stream 重复消费 - Code World

Spring Cloud Stream 重复消费

Others 2021-11-26 23:13:21 views: null

不同组可以全面消费（重复消费）

同一组是竞争关系，只有一个可以消费

如下为不同组

在这里插入图片描述

yml设置分组，加入group: 组名

在这里插入图片描述

再刷新RabbitMQ，可以看到组名已变更

在这里插入图片描述

修改成一样的组名后，重启MQ，发现只有一个组

在这里插入图片描述

点击进去可以看到两个消费者

在这里插入图片描述

此时中心发送消息，一条消息只被一个客户端接收，默认轮询

注意：加分组，可以消息持久化，消费者服务停止了，再次重启能接收到错过的消息。而未加分组的，接收不到

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Origin blog.csdn.net/weixin_44371237/article/details/120065226

Spring Cloud Stream 重复消费

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