rabbidmq：Error: unable to connect to node rabbit@l

查询mq的进程

ps -ef | grep rabbitmq

将mq的进程杀掉

ps -ef | grep rabbitmq | grep -v grep | awk '{print $2}' | xargs kill -9

启动mq

rabbitmq-server -detached

查询mq的状态

rabbitmqctl status