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  • 查看linux版本的三种常用方法

     

    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@3.5.5Biz-46 ~]# lsb_release -a LSB Version: 1.3 Distributor ID: RedHatEnterpriseAS Description: Red Hat Enterprise Linux AS release 4 (Nahant Update 1) Release: 4
     

    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@3.5.5Biz-46 ~]# lsb_release -a
    LSB Version: 1.3
    Distributor ID: RedHatEnterpriseAS
    Description: Red Hat Enterprise Linux AS release 4 (Nahant Update 1)
    Release: 4
    Codename: NahantUpdate1
    [root@3.5.5Biz-46 ~]#

    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/redhat-release ,例如如下:
    [root@3.5.5Biz-46 ~]# cat /etc/redhat-release
    Red Hat Enterprise Linux AS release 4 (Nahant Update 1)
    [root@3.5.5Biz-46 ~]#

    这种方式下可以直接看到具体的版本号,比如 AS4 Update 1

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

    [root@3.5.5Biz-46 ~]# rpm -q redhat-release
    redhat-release-4AS-2.4
    [root@3.5.5Biz-46 ~]#

    这种方式下可看到一个所谓的release号,比如上边的例子是2.4
    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

    注意:第(2)(3)两种方法只对Redhat Linux有效

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  • 原文地址:https://www.cnblogs.com/lcword/p/5865524.html
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