Linuxshell查看操作系统版本的几种方式

参考 文章

https://blog.csdn.net/weixin_33834137/article/details/93883778

1.uname -a2.lsb_release -a3.cat /etc/issue4.cat /proc/version5.cat /etc/redhat-release


实测示例


[root@aliyunleo ~]# uname -a
Linux aliyunleo 4.18.0-193.19.1.el8_2.x86_64 #1 SMP Mon Sep 14 14:37:00 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux[root@aliyunleo ~]# lsb_release -a
LSB Version: :core-4.1-amd64:core-4.1-noarch
Distributor ID: CentOS
Description: CentOS Linux release 8.2.2004 (Core)
Release: 8.2.2004
Codename: Core[root@aliyunleo ~]# cat /etc/issue
\S
Kernel \r on an \m[root@aliyunleo ~]# cat /proc/version
Linux version 4.18.0-193.19.1.el8_2.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 8.3.1 20191121 (Red Hat 8.3.1-5) (GCC)) #1 SMP Mon Sep 14 14:37:00 UTC 2020[root@aliyunleo ~]# cat /etc/redhat-release
CentOS Linux release 8.2.2004 (Core)
[root@aliyunleo ~]#