Linux版本信息如何查看

系统	发行版本	--	内核版本、位数
RedHat	cat /etc/issue	cat /etc/redhat-release	lsb_release -a
CentOS	cat /etc/issue	cat /etc/centos-release	cat /proc/version
Debian	cat /etc/issue	cat /etc/debian_version	cat /proc/version
Ubuntu	cat /etc/issue	cat /etc/lsb_release	cat /proc/version
Oracle	cat /etc/issue	cat /etc/oracle-release	lsb_release -a

RedHat

查看系统发行版本

[root@getlnx05 ~]# cat /etc/issue
Red Hat Enterprise Linux Server release 5.7 (Tikanga)
Kernel \r on an \m

通过cat /etc/redhat-release也查到看到相关的信息。

查看系统内核版本、位数

[root@getlnx05 ~]# lsb_release -a
LSB Version:    :core-4.0-amd64:core-4.0-ia32:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-ia32:printing-4.0-noarch
Distributor ID: RedHatEnterpriseServer
Description:    Red Hat Enterprise Linux Server release 5.7 (Tikanga)
Release:        5.7
Codename:      Tikanga

LSB Version项显示的是系统的内核版本，其中amd64表示系统是64位的。

CentOS

查看系统发行版本 cat /etc/issue

[chenyurong@localhost local]$ cat /etc/issue
CentOS release 6.5 (Final)
Kernel \r on an \m

通过cat /etc/centos-release也可以查询到一样的信息。

查看系统内核版本、位数 more /proc/version

[chenyurong@localhost local]$ cat /proc/version
Linux version 2.6.32-431.el6.x86_64 (mockbuild@c6b8.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC) ) #1 SMP Fri Nov 22 03:15:09 UTC 2013

Linux version 2.6.32-431.el6.x86_64显示了Linux的版本，x86_64显示了是64位的系统。通过uname -r也可以查到相关信息。

Oracle Linux

查看系统发行版本

[root@DB-Server ~]# cat /etc/issue
Oracle Linux Server release 5.7
Kernel \r on an \m

通过cat /etc/oracle-release也可以查询到相关信息。

查看系统内核版本、位数

[root@DB-Server ~]# lsb_release -a
LSB Version:    :core-4.0-amd64:core-4.0-ia32:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-ia32:printing-4.0-noarch
Distributor ID: EnterpriseEnterpriseServer
Description:    Enterprise Linux Enterprise Linux Server release 5.7 (Carthage)
Release:        5.7
Codename:      Carthage

LSB Version显示的是系统的内核版本，其中amd64表示系统是64位的。