How to modify hostname by CentOS6.6

This article introduces the relevant knowledge of "how to modify the host name of CentOS6.6". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. Edit / etc/sysconfig/network

[root@localhost ~] # vi / etc/sysconfig/network

NETWORKING=yes

HOSTNAME=hadoop-01

Direct naming of 2.hostname

[root@localhost ~] # hostname hadoop-01

3. Edit / etc/hosts

[root@localhost ~] # cat / etc/hosts

127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4

:: 1 localhost localhost.localdomain localhost6 localhost6.localdomain6

192.168.137.130 hadoop-01

4.exit, come back in.

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