查看linux系统版本命令:

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[ysong@IDC ~]$uname -a
Linux localhost.localdomain 2.6.18-92.el5 #1 SMP Tue Apr 29 13:16:15 EDT 2008 x86_64 x86_64 x86_64 GNU/Linux

[ysong@IDC ~]$cat /etc/issue
Red Hat Enterprise Linux Server release 5.2 (Tikanga)
Kernel \r on an \m

[ysong@IDC ~]$cat /etc/redhat-release 
Red Hat Enterprise Linux Server release 5.2 (Tikanga)

[ysong@IDC ~]$cat /proc/version
Linux version 2.6.18-92.el5 (brewbuilder@ls20-bc2-13.build.redhat.com) (gcc version 4.1.2 20071124 (Red Hat 4.1.2-41)) #1 SMP Tue Apr 29 13:16:15 EDT 2008

[ysong@IDC ~]$uname -r
2.6.18-92.el5

[ysong@IDC ~]$ lsb_release -a
LSB Version:    :core-3.1-amd64:core-3.1-ia32:core-3.1-noarch:graphics-3.1-amd64:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: RedHatEnterpriseServer
Description:    Red Hat Enterprise Linux Server release 5.2 (Tikanga)
Release:        5.2
Codename:       Tikanga

[ysong@IDC ~]$cat /etc/redhat-release
Red Hat Enterprise Linux Server release 5.2 (Tikanga)

[ysong@IDC ~]$rpm -q redhat-release
redhat-release-5Server-5.2.0.4

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