linux学习 查询linux系统信息

如果查询linux内核版本相关信息，请用uname
[datac@perf_ark worksh]$ uname -a

Linux perf_ark 2.6.9-55.ELlargesmp #1 SMP Fri Apr 20 16:46:56 EDT 2007 x86_64 x86_64 x86_64 GNU/Linux
 
如果要查询提供商的内部版本相关信息，请看/proc/version
[datac@perf_ark worksh]$ cat /proc/version 

Linux version 2.6.9-55.ELlargesmp (brewbuilder@hs20-bc2-4.build.redhat.com)
(gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)) #1 SMP Fri Apr 20 16:46:56 EDT 2007
 
如果要查询提供商的发布版本相关信息，请看/etc/issue
[datac@perf_ark worksh]$ cat /etc/issue

Red Hat Enterprise Linux AS release 4 (Nahant Update 5)

Kernel \r on an \m
 
如果要全面的查询提供商的版本的相关发布信息，请用lsb_release
[datac@perf_ark worksh]$ lsb_release -a

LSB Version:    :core-3.0-amd64:core-3.0-ia32:core-3.0-noarch:graphics-3.0-amd64:graphics-3.0-ia32:graphics-3.0-noarch

Distributor ID: RedHatEnterpriseAS

Description:    Red Hat Enterprise Linux AS release 4 (Nahant Update 5)

Release:        4

Codename:       NahantUpdate5