Linux 常用命令(查看版本、修改系统时间)

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1、查看内核版本:cat /proc/version

[root@gjxb default]# cat /proc/version
Linux version 2.6.9-78.8AXS2smp (packager@asianux.com) (gcc version 3.4.6 20060404 (Asianux 2.0 3.4.6-10.1)) #1 SMP Tue Dec 16 02:42:55 EST 2008

2、查看Linux版本:lsb_release -a

[root@gjxb default]# lsb_release -a
LSB Version:    3.0
Distributor ID: Asianux
Description:    Asianux release 2.0 (Trinity SP3)
Release:        2.0
Codename:       TrinitySP3

3、查看红帽linux的版本:cat /etc/redhat-release

[root@gjxb default]# cat /etc/redhat-release
Red Hat Enterprise Linux AS release 4 (Nahant Update 7)

4、查看红帽linux版本:rpm -q redhat-release

[root@gjxb default]# rpm -q redhat-release
redhat-release-4AS-8.1AXS2

5、查看红旗linux版本:cat /etc/redflag-release

[root@gjxb etc]# cat /etc/redflag-release
Red Flag DC Server release 5.0 (Trinity SP3)

6、查看红旗linux版本:rpm -q redflag-release

[root@gjxb etc]# rpm -q redflag-release
redflag-release-5.0-4AXS2

7、修改系统时间:date -s

[root@gjxb etc]# date -s 04/27/13
六  4月 27 00:00:00 CST 2013
[root@gjxb etc]# date -s 11:37:00
六  4月 27 11:37:00 CST 2013

8、把修改的系统时间写到CMOS:clock -w
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