Linux kernel version command (3 methods)

1. Check the Linux kernel version command (two methods):

1、cat/proc/version

[root@localhost ~]# cat /proc/version
Linux version 2.6.18-194.8.1.el5.centos.plus ([email protected]) (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. Command to check the Linux system version (3 ways):

1. lsb_release-a can list all version information:

[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 distributionsView the Linux system large version number, including Redhat, SuSE, Debian... and other distributions.

2. cat/etc/redhat-releaseView the large version number of the linux systemWhat is linux? These methods are only suitable for Redhat system Linux:

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

3. cat/etc/issuelinux community, this command also applies to all Linux distributions.

[root@localhost ~]# cat /etc/issue
CentOS release 5.5 (Final)
Kernel r on an m 

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