查看Ubuntu版本

查看linux版本

方法一

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uname -a
> Linux LI 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:12 UTC 2014 i686 athlon i686 GNU/Linux

// 仅仅查看内核版本
uname -r
> 3.13.0-32-generic

方法二

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cat /proc/version 
> Linux version 3.13.0-32-generic (buildd@roseapple) (gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) ) #57-Ubuntu SMP Tue Jul 15 03:51:12 UTC 2014

查看Ubuntu版本

方法一

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cat /etc/issue
> Ubuntu 14.04.2 LTS \n \l

方法二

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sudo lsb_release -a
> NO LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 14.04.2 LTS
Release: 14.04
Codename: trusty

方法三:

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cat /etc/lsb-release
> DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.2 LTS"