Detailed Methods of viewing system version number information under linux (Summary)

  • 2020-06-12 11:35:50
  • OfStack

Sometimes you need to view the CentOs version of your own system. There are 1 commands to view, respectively: View the Linux kernel version command (two methods) and Linux system version command (three methods).

1. View the Linux kernel version command (two ways) :

1. cat /proc/version


[root@localhost ~]# cat /proc/version
Linux version 2.6.18-194.8.1.el5.centos.plus (mockbuild@builder17.centos.org) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-48)) #1 SMP Wed Jul 7 11:50:45 EDT 2010

2, uname -a


[root@localhost ~]# uname -a
Linux localhost.localdomain 2.6.18-194.8.1.el5.centos.plus #1 SMP Wed Jul 7 11:50:45 EDT 2010 i686 i686 i386 GNU/Linux

2. View Linux system version commands (3 ways) :

1. lsb_release -a , all version information can be listed:


[root@localhost ~]# lsb_release -a
LSB Version: :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: CentOS
Description: CentOS release 5.5 (Final)
Release: 5.5
Codename: Final

This command applies to all Linux distributions, including Redhat, SuSE, Debian... And so on.

2, cat /etc/redhat-release , this method is only suitable for Linux of Redhat series:


[root@localhost ~]# cat /etc/redhat-release
CentOS release 5.5 (Final)

3, cat /etc/issue This command also applies to all Linux distributions.


[root@localhost ~]# cat /etc/issue
CentOS release 5.5 (Final)

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