一、Linux系统版本

1、lsb_release -a,即可列出所有版本信息:

[root@VM-20-13-centos ~]# lsb_release -a
LSB Version:	:core-4.1-amd64:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch
Distributor ID:	CentOS
Description:	CentOS Linux release 7.6.1810 (Core) 
Release:	7.6.1810
Codename:	Core

遇到的问题:【报错】-bash: lsb_release: command not found

[root@VM-20-13-centos ~]# lsb_release -a
-bash: lsb_release: command not found

解决办法:使用yum安装lsb

[root@VM-20-13-centos ~]# yum install -y redhat-lsb
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
Resolving Dependencies
……

二、内核版本

1、cat /proc/version

[root@VM-20-13-centos ~]# cat /proc/version
Linux version 3.10.0-1160.62.1.el7.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-44) (GCC) ) #1 SMP Tue Apr 5 16:57:59 UTC 2022

2、uname -a

[root@VM-20-13-centos ~]# uname -a
Linux VM-20-13-centos 3.10.0-1160.62.1.el7.x86_64 #1 SMP Tue Apr 5 16:57:59 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

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