osのバージョンを確認

解決

cat /etc/*-release

shell - How to check OS and version using a Linux command - Unix & Linux Stack Exchange

実行例

Debian

PRETTY_NAME="Debian GNU/Linux 9 (stretch)" NAME="Debian GNU/Linux" VERSION_ID="9" VERSION="9 (stretch)" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/"

CentOS

CentOS release 6.4 (Final) CentOS release 6.4 (Final) CentOS release 6.4 (Final)