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  • 查看linux系统版本命令 (转)

     

    查看linux系统版本命令 

    分类: Linux 知识小结

    一。查看内核版本命令:

    1) [root@SOR_SYS ~]# cat /proc/version
    Linux version 2.6.18-238.el5 (mockbuild@x86-012.build.bos.redhat.com) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-50)) #1 SMP Sun Dec 19 14:22:44 EST 2010
    [root@SOR_SYS ~]# 

    2)[root@SOR_SYS ~]# uname -r
    2.6.18-238.el5
    3)[root@SOR_SYS ~]# uname -a
    Linux SOR_SYS.99bill.com 2.6.18-238.el5 #1 SMP Sun Dec 19 14:22:44 EST 2010 x86_64 x86_64 x86_64 GNU/Linux
    [root@SOR_SYS ~]# 

    二。查看linux版本:

    1) 登录到服务器执行 lsb_release -a ,即可列出所有版本信息,例如:

    [root@SOR_SYS ~]# lsb_release -a
    LSB Version:    :core-4.0-amd64:core-4.0-ia32:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-ia32:printing-4.0-noarch
    Distributor ID: RedHatEnterpriseAS
    Description:    Red Hat Enterprise Linux AS release 4 (Nahant Update 4)
    Release:        4
    Codename:       NahantUpdate4
    [root@SOR_SYS ~]# 

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

    2) 登录到linux执行cat /etc/issue,例如如下:

    [root@SOR_SYS ~]# cat /etc/issue
    Red Hat Enterprise Linux Server release 5.6 (Tikanga)
    Kernel on an m

    [root@SOR_SYS ~]# 

    3) 登录到linux执行cat /etc/redhat-release ,例如如下:

    [root@SOR_SYS ~]# cat /etc/redhat-release
    Red Hat Enterprise Linux AS release 4 (Nahant Update 4)
    [root@SOR_SYS ~]# 

    注:这种方式下可以直接看到具体的版本号,比如 AS4 Update 1

    4)登录到linux执行rpm -q redhat-release ,例如如下:

    [root@SOR_SYS ~]# rpm -q redhat-release
    redhat-release-5Server-5.6.0.3
    [root@SOR_SYS ~]# 

    注:这种方式下可看到一个所谓的release号,比如上边的例子是5

    这个release号和实际的版本之间存在一定的对应关系,如下:

      redhat-release-3AS-1 -> Redhat Enterprise Linux AS 3

      redhat-release-3AS-7.4 -> Redhat Enterprise Linux AS 3 Update 4

      redhat-release-4AS-2 -> Redhat Enterprise Linux AS 4

      redhat-release-4AS-2.4 -> Redhat Enterprise Linux AS 4 Update 1

      redhat-release-4AS-3 -> Redhat Enterprise Linux AS 4 Update 2

      redhat-release-4AS-4.1 -> Redhat Enterprise Linux AS 4 Update 3

      redhat-release-4AS-5.5 -> Redhat Enterprise Linux AS 4 Update 4

    另:第3)、4)两种方法只对Redhat Linux有效

    5) [root@SOR_SYS ~]# file /bin/bash
    /bin/bash: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for GNU/Linux 2.6.9, dynamically linked (uses shared libs), for GNU/Linux 2.6.9, stripped
    [root@SOR_SYS ~]# 

    6) [root@SOR_SYS ~]# file /bin/cat 
    /bin/cat: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for GNU/Linux 2.6.9, dynamically linked (uses shared libs), for GNU/Linux 2.6.9, stripped
    [root@SOR_SYS ~]#

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  • 原文地址:https://www.cnblogs.com/yaoliang11/p/4626112.html
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