How to modify centos host name

Step one:

hostname myhost

Step two:

修改/etc/sysconfig/network中的hostname
vi /etc/sysconfig/network
HOSTNAME=myhost  #修改localhost.localdomain为myhost

Step three:

修改/etc/hosts文件
vi /etc/hosts
127.0.0.1  myhost localhost  #修改localhost.localdomain为myhost
shutdown -r now

#Finally, just restart the server.

Related recommendations: centOS tutorial

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