2019-01-03 查看Ubunt内核和发行版本

记录备忘
几个命令：
lsb_release -a
uname -r
uname -a
cat /etc/issue

root@Bastion_THN:~# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 18.04.1 LTS
Release:    18.04
Codename:   bionic
root@Bastion_THN:~# uname -r
4.15.0-43-generic
root@Bastion_THN:~# uname -a
Linux Bastion_THN 4.15.0-43-generic #46-Ubuntu SMP Thu Dec 6 14:45:28 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
root@Bastion_THN:~# cat /etc/issue
Ubuntu 18.04.1 LTS \n \l