需要修改2个文件：

/etc/hosts

/etc/sysconfig/network

然后重启

 

 

1、修改/etc/sysconfig/network NETWORKING=yes HOSTNAME=*******   2、修改/etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 127.0.0.1 ***** 10.252.48.155  slave155 10.252.48.156  slave156 10.252.48.166     master166   关于/etc/hosts的更多内容，请参考img/20170809/ys5nf1o5pj4  

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