• Linux下服务端口被占用


    有一次,在启动ejabberd的时候,报错如下:

    10:30:15 =CRASH REPORT====
      crasher:
        initial call: supervisor:ejabberd_listener/1
        pid: <0.1224.0>
        registered_name: ejabberd_listeners
        exception exit: {{bad_return_value,{eaddrinuse,{5280,{0,0,0,0},tcp}}},[{gen_server,init_it,6,[{file,"gen_server.erl"},{line,356}]},{proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,240}]}]}
        ancestors: [ejabberd_sup,<0.42.0>]
        messages: []
        links: [#Port<0.6428>,<0.1198.0>]
        dictionary: []
        trap_exit: true
        status: running
        heap_size: 1598
        stack_size: 27
        reductions: 2026
      neighbours:
     10:30:15 =SUPERVISOR REPORT====
         Supervisor: {local,ejabberd_sup}
         Context:    start_error
         Reason:     {bad_return_value,{eaddrinuse,{5280,{0,0,0,0},tcp}}}
         Offender:   [{pid,undefined},{id,ejabberd_listener},{mfargs,{ejabberd_listener,start_link,[]}},{restart_type,permanent},{shutdown,infinity},{child_type,supervisor}
    
    
    报的是eaddrinuse 5280端口,也就是此端口被占用。
    netstat -lnt|grep 5280     %查看端口5280端口的使用情况
    看到有个 0.0.0.0 d listen 的监听进程.

    然后,查看端口被哪个进程占用
    lsof -i:5280
    最后,杀掉该进程,重新再启动ejabberd服务.
    kill -9 pid

    ps: 这里之前启动了一个服务,占用了5280端口,导致im服务无法启动.

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  • 原文地址:https://www.cnblogs.com/unqiang/p/7841555.html
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