ubuntu 버전 확인

방법1.

$ cat /etc/issue
Ubuntu 16.04.3 LTS \n \l
 

방법2.

$ cat /etc/*release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.3 LTS"
NAME="Ubuntu"
VERSION="16.04.3 LTS (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04.3 LTS"
VERSION_ID="16.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
VERSION_CODENAME=xenial
UBUNTU_CODENAME=xenial
 

* 위의 방법은 lsb-release 파일과 os-release 파일을 각각 불러와서 출력합니다.

$ ll /etc/ |grep release
-rw-r--r-- 1 root root     105 Jul 31 13:36 lsb-release
lrwxrwxrwx 1 root root      21 Jul 31 13:36 os-release -> ../usr/lib/os-release
 

방법3.

$ uname -a
Linux 2a388618a88e 4.10.0-37-generic #41~16.04.1-Ubuntu SMP Fri Oct 6 22:42:59 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
 

방법4.

$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 16.04.3 LTS
Release:        16.04
Codename:       xenial