如何查看RabbitMQ版本：
[root@ycyzharry ~]# sudo rabbitmqctl status | grep rabbit Status of node 'rabbit@ycyzharry' ... [{rabbitmq_management,"RabbitMQ Management Console","3.5.1"}, {rabbitmq_management_agent,"RabbitMQ Management Agent","3.5.1"}, {rabbit,"RabbitMQ","3.5.1"}, {rabbitmq_web_dispatch,"RabbitMQ Web Dispatcher","3.5.1"},