RMQ (RabbitMQ 3.9.10/Erlang 23.3.4.8) 似乎经常重新启动，日志显示磁盘监视器崩溃，进而在路径 /var/lib/rabbitmq 中创建了许多导致磁盘问题的核心转储文件。这里有任何可能出错的配置吗？关于如何调试这个的任何建议
2021-11-26 10:53:55.445674+00:00 [info] <0.31883.1> Disk free limit set to 50MB
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> ** Generic server rabbit_disk_monitor terminating
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> ** Last message in was update
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> ** When Server state == {state,"/data/var/mnesia/rabbit@bb774ea67e7c",
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> 50000000,29788516352,100,10000,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> #Ref<0.2101168900.3204448257.308>,false,false,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> 9,120000}
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> ** Reason for termination ==
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> ** {eagain,[{erlang,open_port,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> [{spawn,"/bin/sh -s unix:cmd"},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> [binary,stderr_to_stdout,stream,in,hide,out]],
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> []},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {os,cmd,2,[{file,"os.erl"},{line,275}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {rabbit_disk_monitor,get_disk_free,2,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> [{file,"rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {line,233}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {rabbit_disk_monitor,internal_update,1,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> [{file,"rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {line,210}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {rabbit_disk_monitor,handle_info,2,
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> [{file,"rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {line,182}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {gen_server,try_dispatch,4,[{file,"gen_server.erl"},{line,689}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {gen_server,handle_msg,6,[{file,"gen_server.erl"},{line,765}]},
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1> {proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,226}]}]}
2021-11-26 10:54:25.475749+00:00 [error] <0.31883.1>
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> crasher:
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> initial call: rabbit_disk_monitor:init/1
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> pid: <0.31883.1>
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> registered_name: rabbit_disk_monitor
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> exception error: eagain
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in function open_port/2
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> called as open_port({spawn,"/bin/sh -s unix:cmd"},
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> [binary,stderr_to_stdout,stream,in,hide,out])
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from os:cmd/2 (os.erl, line 275)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from rabbit_disk_monitor:get_disk_free/2 (rabbit_disk_monitor.erl, line 233)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from rabbit_disk_monitor:internal_update/1 (rabbit_disk_monitor.erl, line 210)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from rabbit_disk_monitor:handle_info/2 (rabbit_disk_monitor.erl, line 182)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from gen_server:try_dispatch/4 (gen_server.erl, line 689)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> in call from gen_server:handle_msg/6 (gen_server.erl, line 765)
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> ancestors: [rabbit_disk_monitor_sup,rabbit_sup,<0.224.0>]
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> message_queue_len: 0
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> messages: []
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> links: [<0.358.0>]
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> dictionary: []
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> trap_exit: false
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> status: running
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> heap_size: 6772
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> stack_size: 28
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> reductions: 105828
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1> neighbours:
2021-11-26 10:54:25.476488+00:00 [error] <0.31883.1>
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> supervisor: {local,rabbit_disk_monitor_sup}
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> errorContext: child_terminated
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> reason: {eagain,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{erlang,open_port,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{spawn,"/bin/sh -s unix:cmd"},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [binary,stderr_to_stdout,stream,in,hide,out]],
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> []},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {os,cmd,2,[{file,"os.erl"},{line,275}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {rabbit_disk_monitor,get_disk_free,2,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"rabbit_disk_monitor.erl"},{line,233}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {rabbit_disk_monitor,internal_update,1,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"rabbit_disk_monitor.erl"},{line,210}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {rabbit_disk_monitor,handle_info,2,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"rabbit_disk_monitor.erl"},{line,182}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {gen_server,try_dispatch,4,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"gen_server.erl"},{line,689}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {gen_server,handle_msg,6,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"gen_server.erl"},{line,765}]},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {proc_lib,init_p_do_apply,3,
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> [{file,"proc_lib.erl"},{line,226}]}]}
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> offender: [{pid,<0.31883.1>},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {id,rabbit_disk_monitor},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {mfargs,{rabbit_disk_monitor,start_link,[50000000]}},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {restart_type,{transient,1}},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {shutdown,300000},
2021-11-26 10:54:25.477367+00:00 [error] <0.358.0> {child_type,worker}]
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> Free disk space monitor encountered an error (e.g. failed to parse output from OS tools): {{'EXIT',
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {eagain,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{erlang,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> open_port,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{spawn,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "/bin/sh -s unix:cmd"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [binary,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> stderr_to_stdout,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> stream,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> in,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> hide,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> out]],
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> []},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {os,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> cmd,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 2,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "os.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 275}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {rabbit_disk_monitor,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> get_disk_free,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 2,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 233}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {rabbit_disk_monitor,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> enable,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 1,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 309}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {rabbit_disk_monitor,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> init,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 1,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "rabbit_disk_monitor.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 136}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {gen_server,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> init_it,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 2,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "gen_server.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 417}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {gen_server,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> init_it,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 6,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "gen_server.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 385}]},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {proc_lib,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> init_p_do_apply,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 3,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> [{file,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> "proc_lib.erl"},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> {line,
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1> 226}]}]}},
2021-11-26 10:54:25.479258+00:00 [info] <0.31982.1>```