一、查看Ubuntu版本号

 方法一

root@wiki:~# cat /etc/issueUbuntu 14.04.1 LTS \n \l

方法二

root@wiki:~# sudo lsb_release -aNo LSB modules are available.Distributor ID: UbuntuDescription:    Ubuntu 14.04.1 LTSRelease:        14.04Codename:       trusty

方法三

root@wiki:~# cat /etc/lsb-release DISTRIB_ID=UbuntuDISTRIB_RELEASE=14.04DISTRIB_CODENAME=trustyDISTRIB_DESCRIPTION="Ubuntu 14.04.1 LTS"

二、查看linux版本

方法一

root@wiki:~# cat /proc/versionLinux version 3.13.0-45-generic (buildd@phianna) (gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) ) #74-Ubuntu SMP Tue Jan 13 19:36:28 UTC 2015

方法二

root@wiki:~# uname -aLinux wiki 3.13.0-45-generic #74-Ubuntu SMP Tue Jan 13 19:36:28 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

仅查看内核版本：

root@wiki:~# uname -r3.13.0-45-generic

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