查看Linux系统版本信息(CentOS、Redhat、Debian、Ubuntu)

一、查看Linux系统版本的命令(3种方法)
    
    1、此命令也适用于所有的Linux发行版:cat /etc/issue
              CentOS release 6.5 (Final)
              Kernel \r on an \m
    
    
    
    2、这种方法只适合Redhat系的Linux系统:cat /etc/redhat-release
            CentOS release 6.5 (Final)
    
     
    
    3、即可列出所有版本信息:lsb_release -a
              LSB Version: :base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch
              Distributor ID: CentOS
              Description: CentOS release 6.5 (Final)
              Release: 6.5
              Codename: Final

 



二、查看Linux内核版本命令(两种方法):
    
    1、cat /proc/version
            Linux version 2.6.32-431.el6.x86_64 ([email protected]) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC) ) #1 SMP Fri Nov 22 03:15:09 UTC 2013
    
    2、uname -a
            Linux S-CentOS 2.6.32-431.el6.x86_64 #1 SMP Fri Nov

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