1、查看当前系统名称
[root@localhost ~]# hostname
localhost.localdomain
2、改变系统名
[root@localhost ~]# hostname linuxprobe
[root@localhost ~]# hostname
linuxprobe
2、永久更改主机名
[root@localhost ~]# hostnamectl set-hostname dlp.srv.world
3、更改系统语言
[root@linuxprobe ~]# localectl
System Locale:.UTF-8
VC Keymap: us
X11 Layout: us,cn
X11 Variant: ,
[root@linuxprobe ~]# localectl list-locales | grep zh_CN
zh_CN
zh_CN.gb18030
zh_CN.gb2312
zh_CN.gbk
zh_CN.utf8
[root@linuxprobe ~]# localectl set-locale.UTF-8
[root@linuxprobe ~]# localectl
System Locale:.UTF-8
VC Keymap: us
X11 Layout: us,cn
X11 Variant: ,
