一条消息被多个消费者同时消费
![在这里插入图片描述](https://img-blog.csdnimg.cn/20210311183556344.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Rlbmd6aGFuMQ==,size_16,color_FFFFFF,t_70
一条消息被多个消费者同时消费
![在这里插入图片描述](https://img-blog.csdnimg.cn/20210311183556344.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Rlbmd6aGFuMQ==,size_16,color_FFFFFF,t_70