linux安装是的CentOS还是ubuntu

1、在linux输入如下命令即可：

lsb_release -a

2、[root@xxxxxx /]# lsb_release -a

LSB Version::core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch

Distributor ID:CentOS

Description:CentOS release 6.3 (Final)

Release:6.3

Codename:Final