Starting rabbitmq-server: FAILED - check /var/log/rabbitmq/startup_log, _err
rabbitmq-server.
invoke-rc.d: initscript rabbitmq-server, action "start" failed.
dpkg: error processing rabbitmq-server (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 rabbitmq-server
E: Sub-process /usr/bin/dpkg returned an error code (1)                

vim /etc/hosts

打开hosts文件，然后在IPv4后面加上计算机名，比如：

http://serverfault.com/questions/225795/error-when-installing-rabbitmq-server-on-ubuntu-10-10