[root@localhost ~]# cat /proc/version
Linux version 3.10.0-693.17.1.el7.x86_64 (builder@kbuilder.dev.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-16) (GCC) ) #1 SMP Thu Jan 25 20:13:58 UTC 2018
[root@localhost ~]# cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
[root@localhost ~]# cat /etc/issue
\S
Kernel \r on an \m
jilili@ubuntu:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 12.04.2 LTS
Release: 12.04
Codename: precise