linux发行版本号查看

以前不太知道的，但是想知道的

cat /etc/issue
CentOS release 5 (Final)
Kernel \r on an \m

这两个不是同一台：）

cat /etc/redhat-release
CentOS release 4.5 (Final)

cat /proc/version
Linux version 2.6.18-8.el5 (mockbuild@builder4.centos.org) (gcc version 4.1.1 20070105 (Red Hat 4.1.1-52)) #1 SMP Thu Mar 15 19:57:35 EDT 2007

uname -a
Linux db-mysql-1 2.6.18-8.el5 #1 SMP Thu Mar 15 19:57:35 EDT 2007 i686 i686 i386 GNU/Linux

一台centos 4.5
lsb_release -a
LSB Version: :core-3.0-ia32:core-3.0-noarch:graphics-3.0-ia32:graphics-3.0-noarch
Distributor ID: CentOS
Description: CentOS release 4.5 (Final)
Release: 4.5
Codename: Final
另一台centos 5.0
lsb_release -a
LSB Version: :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: CentOS
Description: CentOS release 5 (Final)
Release: 5
Codename: Final

以前不清楚，标记下：）