Linux版本查看

工作中常会涉及到查看所用Linux系统版本的情况，该如何查看呢，可通过以下几种方式：

    方式一：$cat /etc/issue

        执行结果：Ubuntu 14.04.1 LTS \n \l

    方式二：$uname -a

        执行结果：Linux ubuntu 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

    方式三：$cat|more /proc/version

        执行结果：Linux version 3.13.0-32-generic (buildd@kissel) (gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) ) #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014

    方式四：$lsb_realse -a

        执行结果：

            No LSB modules are available.

            Distributor ID: Ubuntu

            Description: Ubuntu 14.04.1 LTS

            Release: 14.04

            Codename: trusty

    PS:  lsb(Linux Standard Base简写)