RabbitMQ安装延迟插件导致节点启动失败：epmd reports: node ‘rabbit‘ not running at all

基本信息

环境：centos7

rabbitmq版本：rabbitmq-server-3.8.8-1.el7

erlang版本： erlang-21.3.8.14-1.el7

延迟队列插件版本：rabbitmq_delayed_message_exchange-3.8.0.ez

错误日志

-- Unit rabbitmq-server.service has begun starting up.
Dec 06 22:54:33 centos7 rabbitmq-server[100842]: 2022-12-06 22:54:33.487045 std_error           2022-12-06 22:54:33.487145 std_error           2022-12-06 22:54:33.487187 std_error           {"init terminating in do_boot",{badarg,[{erl_prim_loader,check_file_result,3,[]},{init,get_boot,1,[]},{init,get_boot,2,[]},{init,do_boot,3,[]}]}}
Dec 06 22:54:33 centos7 rabbitmq-server[100842]: init terminating in do_boot ({badarg,[{erl_prim_loader,check_file_result,3,[]},{init,get_boot,1,[]},{init,get_boot,2,[]},{init,do_boot,3,[]}]})
Dec 06 22:54:33 centos7 rabbitmq-server[100842]: Crash dump is being written to: erl_crash.dump...done

其中关键信息：

init terminating in do_boot ({badarg,[...

错误建议

Dec 06 22:54:34 centos7 rabbitmqctl[100896]: DIAGNOSTICS
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: ===========
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: attempted to contact: [rabbit@centos7]
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: rabbit@centos7:
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: * connected to epmd (port 4369) on centos7
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: * epmd reports: node 'rabbit' not running at all
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: no other nodes on centos7
Dec 06 22:54:34 centos7 rabbitmqctl[100896]: * suggestion: start the node

表现

原本正常的rabbitmq服务，加上延迟队列插件重启失败。无法启动本地节点。

原因分析

erlang版本问题，版本高了降低版本到`erlang-21.3-1.el7.x86_64`然后启动rabbitmq即可。如果还不行，就重新安装rabbitmq。

资源下载

erlang21.3-1：https://github.com/lxcl96/RabbitMQ/blob/master/Note/erlang-21.3-1.el7.x86_64.rpm

rabbitmq3.8.8：RabbitMQ/rabbitmq-server-3.8.8-1.el7.noarch.rpm at master · lxcl96/RabbitMQ · GitHub

rabbitmq_delayed_message_exchange3.8.0:RabbitMQ/rabbitmq_delayed_message_exchange-3.8.0.ez at master · lxcl96/RabbitMQ · GitHub

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