RabbitMQ启动出错：- unable to connect to epmd on xxxx: timeout (timed out)

yum install后启动rabbitmq报错:

[root@www ~]# /etc/init.d/rabbitmq-server start

Starting rabbitmq-server: FAILED - check /var/log/rabbitmq/startup_{log, _err}

rabbitmq-server.

查看status

[root@www ~]# /etc/init.d/rabbitmq-server status

Status of node rabbit@www ...

Error: unable to connect to node rabbit@www: nodedown

DIAGNOSTICS

===========

nodes in question: [rabbit@www]

hosts, their running nodes and ports:

- unable to connect to epmd on www: address (cannot connect to host/port)

current node details:

- node name: rabbitmqctl11766@www

- home dir: /var/lib/rabbitmq

- cookie hash: xxxxxxxxxx==

[root@www ~]# 

看日志:

[root@www ~]# tailf  /var/log/rabbitmq/startup_log 

              RabbitMQ 3.1.. Copyright (C) - GoPivotal, Inc.

  ##  ##      Licensed under the MPL.  See http://www.rabbitmq.com/

  ##  ##

  ##########  Logs: /var/log/rabbitmq/rabbit@www.log

  ######  ##        /var/log/rabbitmq/rabbit@www-sasl.log

  ##########

              Starting broker... completed with  plugins.

ERROR: epmd error for host "www": address (cannot connect to host/port)

                                                           [FAILED]

解决方案

[root@blockstorage ~]# vi /etc/hosts

127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4

::         localhost localhost.localdomain localhost6 localhost6.localdomain6

127.0.0.1       www

192.168.     www

参考:https://gist.github.com/jch/2522701

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