RabbitMQ启动报错ERROR: distribution port 25672 in use by another node: 解决方案_启动mq显示25672被占用

Configuring logger redirection
18:34:18.767 [error] 
 
18:34:18.786 [error] BOOT FAILED
BOOT FAILED
18:34:18.786 [error] ===========
===========
18:34:18.786 [error] ERROR: distribution port 25672 in use by another node: rabbit@localhost
ERROR: distribution port 25672 in use by another node: rabbit@localhost
18:34:18.787 [error] 
 
18:34:19.788 [error] Supervisor rabbit_prelaunch_sup had child prelaunch started with rabbit_prelaunch:run_prelaunch_first_phase() at undefined exit with reason {dist_port_already_used,25672,"rabbit","localhost"} in context start_error
18:34:19.790 [error] CRASH REPORT Process <0.152.0> with 0 neighbours exited with reason: {{shutdown,{failed_to_start_child,prelaunch,{dist_port_already_used,25672,"rabbit","localhost"}}},{rabbit_prelaunch_app,start,[normal,[]]}} in application_master:init/4 line 138
{"Kernel pid terminated",application_controller,"{application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{dist_port_already_used,25672,\"rabbit\",\"localhost\"}}},{rabbit_prelaunch_app,start,[normal,[]]}}}"}
Kernel pid terminated (application_controller) ({application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{dist_port_already_used,25672,"rabbit","localhost"}}},{rabbit_
 
Crash dump is being written to: erl_crash.dump...done

解决方法：

1. 输入以下命令

~ ps -ef | grep rabbitmq

 得到以下信息

 501   608     1   0 17May21 ??         0:00.01 /bin/sh /usr/local/opt/rabbitmq/sbin/rabbitmq-server

2. 使用 kill -9 命令杀掉rabbitmq进程

kill -9 608

3. 进入/usr/local/Cellar/rabbitmq/3.8.14目录，启动rabbitmq

./sbin/rabbitmq-server

4.看到以下画面则表示启动成功

Configuring logger redirection
 
  ##  ##      RabbitMQ 3.8.14
  ##  ##
  ##########  Copyright (c) 2007-2021 VMware, Inc. or its affiliates.
  ######  ##
  ##########  Licensed under the MPL 2.0. Website: https://rabbitmq.com
 
  Doc guides: https://rabbitmq.com/documentation.html
  Support:    https://rabbitmq.com/contact.html
  Tutorials:  https://rabbitmq.com/getstarted.html
  Monitoring: https://rabbitmq.com/monitoring.html
 
  Logs: /usr/local/var/log/rabbitmq/rabbit@localhost.log
        /usr/local/var/log/rabbitmq/rabbit@localhost_upgrade.log
 
  Config file(s): (none)
 
  Starting broker... completed with 6 plugins.