CentOs查看系统版本的几种方法方法1命令：lsb_release -a示例：123456[root@www ~]# lsb_release -aLSB Version: :base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarchDistributor ID: CentOSDescription: CentOS release 6.7 (Final)Release: 6.7Codename: Final方法2命令：unameuname -runame -a //最全的(适用于所有的linux，包括Redhat、SuSE、Debian、Centos等)示例：123456[root@www ~]# unameLinux[root@www ~]# uname -r2.6.32-431.23.3.el6.x86_64[root@www ~]# uname -aLinux www 2.6.32-431.23.3.el6.x86_64 #1 SMP Thu Jul 31 17:20:51 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux方法3命令：cat /etc/redhat-release(适用于RedHat,CentOS)示例：12[root@www ~]# cat /etc/redhat-releaseCentOS release 6.7 (Final)方法4命令：rpm -q redhat-releaserpm -q centos-release(适用于RedHat,CentOS)示例：（我没装redhat，装的是CentOs）1234[root@www ~]# cat /etc/redhat-releasepackage redhat-release is not installed[root@www ~]# rpm -q centos-releasecentos-release-6-7.el6.centos.12.3.x86_64方法5命令：cat /proc/version(当前centos 版本与redhat对应的版本的命令)示例：12[root@www ~]# cat /proc/versionLinux version 2.6.32-431.23.3.el6.x86_64 (mockbuild@c6b8.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC) ) #1 SMP Thu Jul 31 17:20:51 UTC 2014
