linux系统修改主机名:
用户必须为root或者具有root权限
ifconfig或者ip addr查看ip
1 [root@localhost ~]# vi /etc/sysconfig/network
内容修改如下:
NETWORKING=yes
HOSTNAME=master
2 [root@localhost ~]# vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
ip hostname
note:不要修改原内容,后面追加写入保存就ok
服务器或者网路重新启动
[root@localhost ~]# reboot
[root@localhost ~]# service network restart
重新登录后查看对应的hostname