1. 查看内核版本命令: [root@asic ~]# cat /proc/version Linux version 2.6.9-89.ELsmp (mockbuild@hs20-bc1-2.build.redhat.com) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-11)) #1 SMP Mon Apr 20 10:34:33 EDT 2009 [root@asic ~]# uname -a Linux asic 2.6.9-89.ELsmp #1 SMP Mon Apr 20 10:34:33 EDT 2009 i686 i686 i386 GNU/Linux [root@asic ~]# uname -r 2.6.9-89.ELsmp 2.查看linux的版本主要有三种方法: 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@asic ~]# 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@asic ~]# 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@asic ~]# cat /etc/redhat-release Red Hat Enterprise Linux AS release 4 (Nahant Update 1) [root@asic ~]# 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@asic ~]# rpm -q redhat-release redhat-release-4AS-2.4 [root@asic ~]# 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
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