nginx+keeplived 集群高可用

一、检测系统信息 Host A [email protected]:~# cat /etc/issue Ubuntu 12.04.1 LTS \n \l [email protected]:~# uname  -a Linux master 3.2.0-29-generic #46-Ubuntu SMP Fri Jul 27 17:03:23 UTC 2012 x86_64 x86_64 x86_

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