查看CentOS版本方法

有以下命令可以查看：

# 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 5.4 (Final)
Release:        5.4
Codename:       Final

这个命令适用于所有的linux，包括Redhat、SuSE、Debian、Centos等发行版。

 # uname
Linux
# uname -r
2.6.32-431.20.3.el6.i686
# uname -a
Linux vultr.guest 2.6.32-431.20.3.el6.i686 #1 SMP Thu Jun 19 19:51:30 UTC 2014 i686 i686 i386 GNU/Linux

以下二种方法适用于RedHat,CentOS

 # cat /etc/redhat-release
CentOS release 6.5 (Final)

登录到linux执行rpm -q redhat-release

#rpm -q redhat-release 

或CentOS

 # rpm -q centos-release
centos-release-6-5.el6.centos.1

当前centos 版本与redhat对应的版本的命令

# cat /proc/version
Linux version 2.6.32-431.20.3.el6.i686 (mockbuild@c6b9.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC) ) #1 SMP Thu Jun 19 19:51:30 UTC 2014