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- 查看当前主机的hostname
方法1.
[root@localhost ~]# hostname
node1
方法2.
[root@localhost ~]# hostnamectl
Static hostname: node1
Icon name: computer-vm
Chassis: vm
Machine ID: 71a5844c096e49caac447210d6a91048
Boot ID: 649ffd999bbd46549efbeb2454da0dd0
Virtualization: vmware
Operating System: CentOS Linux 7 (Core)
CPE OS Name: cpe:/o:centos:centos:7
Kernel: Linux 3.10.0-957.el7.x86_64
Architecture: x86-64
- 设置hostname
方法一:
hostnamectl set-hostname <newhostname>
方法二:
#重启后失效
hostname newhostname
方法三:
#修改hostname配置文件
vim /etc/hostname
newhostname
注:如下1、2两个文件最好一并修改
- /etc/hosts/也需要修改
[root@localhost ~]# cat /etc/hosts
127.0.0.1 localhost newhostname localhost4 localhost4.localdomain4
::1 localhost newhostname localhost6 localhost6.localdomain6
- /etc/sysconfig/network
[root@localhost ~]# cat /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=newhostname