<b>如何檢視linux版本</b>
1. 檢視核心版本指令:
1) [root@q1test01 ~]# cat /proc/version
Linux version 2.6.9-22.ELsmp ([email protected]) (gcc version 3.4.4 20050721 (Red Hat 3.4.4-2)) #1 SMP Mon Sep 19 18:00:54 EDT 2005
2) [root@q1test01 ~]# uname -a
Linux q1test01 2.6.9-22.ELsmp #1 SMP Mon Sep 19 18:00:54 EDT 2005 x86_64 x86_64 x86_64 GNU/Linux
3) [root@q1test01 ~]# uname -r
2.6.9-22.ELsmp
2.檢視linux的版本主要有三種方法:
1) 登入到伺服器執行 lsb_release -a ,即可列出所有版本資訊,例如:
[[email protected] ~]# 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
[[email protected] ~]#
這個指令适用于所有的linux,包括Redhat、SuSE、Debian等發行版。
2) 登入到linux執行cat /etc/redhat-release ,例如如下:
[[email protected] ~]# cat /etc/redhat-release
Red Hat Enterprise Linux AS release 4 (Nahant Update 1)
這種方式下可以直接看到具體的版本号,比如 AS4 Update 1
3)登入到linux執行rpm -q redhat-release ,例如如下
[[email protected] ~]# rpm -q redhat-release
redhat-release-4AS-2.4
這種方式下可看到一個所謂的release号,比如上邊的例子是2.4
這個release号和實際的版本之間存在一定的對應關系,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)兩種方法隻對Redhat Linux有效
本文轉自 holy2009 51CTO部落格,原文連結:http://blog.51cto.com/holy2010/329249