linux系统是Ubuntu还是centos

一、LSB

lsb_release -a

229结果:

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

二、redhat

cat /etc/redhat-release

结果:

229

CentOS Linux release 7.6.1810 (Core)

230

CentOS Linux release 7.9.2009 (Core)

三、cat /etc/issue

image-20210805141731189.png

四、安装指令

centos-yum

yum -help
yum list installed   # 查看安装包

ubuntu - apt-get

apt-get -help
apt-get list installed