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CentOS7修改主机名

CentOS7修改主机名

查看当前的主机名

  • 第一种方法
[root@localhost ~]# hostname
localhost.localdomain
  • 第二种方法
[root@localhost ~]# hostnamectl 
   Static hostname: localhost.localdomain
         Icon name: computer-vm
           Chassis: vm
        Machine ID: 90300023da1f4b85b4c7cd89dbb4f1cc
           Boot ID: c054f20e33d74e1a8ec29557885c75c6
    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

修改主机名称

[root@localhost ~]# hostnamectl set-hostname study

修改/etc/hosts

127.0.0.1   study.linux.com  study
::1         study.linux.com  study

验证是否修改成功

重新启动服务器,使用hostname命令和hostnamectl命令查看主机名

[root@study ~]# hostname
study
[root@study ~]# hostname -a
study.linux.com study.linux.com
[root@study ~]# hostnamectl 
   Static hostname: study
         Icon name: computer-vm
           Chassis: vm
        Machine ID: 90300023da1f4b85b4c7cd89dbb4f1cc
           Boot ID: c054f20e33d74e1a8ec29557885c75c6
    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
posted @ 2020-05-31 23:55  删库跑路110  阅读(362)  评论(0编辑  收藏  举报