리눅스 버전 확인 How to check the linux version

Command

grep . /etc/*-release

Result

/etc/lsb-release:DISTRIB_ID=Ubuntu

/etc/lsb-release:DISTRIB_RELEASE=16.04

/etc/lsb-release:DISTRIB_CODENAME=xenial

/etc/lsb-release:DISTRIB_DESCRIPTION="Ubuntu 16.04.1 LTS"

/etc/os-release:NAME="Ubuntu"

/etc/os-release:VERSION="16.04.1 LTS (Xenial Xerus)"

/etc/os-release:ID=ubuntu

/etc/os-release:ID_LIKE=debian

/etc/os-release:PRETTY_NAME="Ubuntu 16.04.1 LTS"

/etc/os-release:VERSION_ID="16.04"

/etc/os-release:HOME_URL="http://www.ubuntu.com/"

/etc/os-release:SUPPORT_URL="http://help.ubuntu.com/"

/etc/os-release:BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"

/etc/os-release:VERSION_CODENAME=xenial

/etc/os-release:UBUNTU_CODENAME=xenial