RabbitMQ安装后启动出错:- unable to connect to epmd on blockstorage: timeout (timed out)
具体出错信息如下:
- [root@blockstorage ~]# rabbitmqctl change_password guest RABBIT_PASS
- Changing password for user "guest" ...
- Error: unable to connect to node rabbit@blockstorage: nodedown
- DIAGNOSTICS
- ===========
- nodes in question: [rabbit@blockstorage]
- hosts, their running nodes and ports:
- - unable to connect to epmd on blockstorage: timeout (timed out)
- current node details:
- - node name: rabbitmqctl2309@blockstorage
- - home dir: /var/lib/rabbitmq
- - cookie hash: 9MAewQpNA2Hn9l2WPQ++rw==
解决方案:在/etc/hosts文件中加入一行“127.0.0.1 主机名”即可,加入IP地址和主机名是不行的。
- [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 blockstorage
- 192.168. blockstorage
然后,启动查看状态皆OK
- [root@blockstorage ~]# systemctl start rabbitmq-server.service
- [root@blockstorage ~]# rabbitmqctl status
- Status of node rabbit@blockstorage ...
- [{pid,},
- {running_applications,[{rabbit,"RabbitMQ","3.1.5"},
- {mnesia,"MNESIA CXC 138 12","4.11"},
- {os_mon,"CPO CXC 138 46","2.2.14"},
- {xmerl,"XML parser","1.3.6"},
- {sasl,"SASL CXC 138 11","2.3.4"},
- {stdlib,"ERTS CXC 138 10","1.19.4"},
- {kernel,"ERTS CXC 138 10","2.16.4"}]},
- {os,{unix,linux}},
- {erlang_version,"Erlang R16B03-1 (erts-5.10.4) [source] [64-bit] [smp:2:2] [async-threads:30] [hipe] [kernel-poll:true]\n"},
- {memory,[{total,},
- {connection_procs,},
- {queue_procs,},
- {plugins,},
- {other_proc,},
- {mnesia,},
- {mgmt_db,},
- {msg_index,},
- {other_ets,},
- {binary,},
- {code,},
- {atom,},
- {other_system,}]},
- {vm_memory_high_watermark,0.4},
- {vm_memory_limit,},
- {disk_free_limit,},
- {disk_free,},
- {file_descriptors,[{total_limit,},
- {total_used,},
- {sockets_limit,},
- {sockets_used,}]},
- {processes,[{limit,},{used,}]},
- {run_queue,},
- {uptime,}]
- ...done.
- [root@blockstorage ~]#
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