centos 查看版本

 

cat /etc/redhat-release（/etc/centos-release）// 或者 rpm -q centos-release

[root@56 ~]# cat /etc/redhat-release
CentOS Linux release 7.7.1908 (Core)
[root@56 ~]#

 

来源：https://www.cnblogs.com/xiangsj/p/11941541.html