Ubuntu 22.04 バージョン確認方法

2022年10月21日

環境
Ubuntu 22.04.1 LTS

方法1
書式
cat /etc/issue

操作例

# cat /etc/issue
Ubuntu 22.04.1 LTS \n \l

方法2
書式
cat /etc/lsb-release

操作例

# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=22.04
DISTRIB_CODENAME=jammy
DISTRIB_DESCRIPTION="Ubuntu 22.04.1 LTS"

方法3
書式
cat /etc/os-release

操作例

# cat /etc/os-release
PRETTY_NAME="Ubuntu 22.04.1 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
VERSION="22.04.1 LTS (Jammy Jellyfish)"
VERSION_CODENAME=jammy
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=jammy

方法4
書式
lsb_release -a

操作例

# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.1 LTS
Release: 22.04
Codename: jammy

方法5
書式
hostnamectl | grep “Operating System"

操作例

# hostnamectl | grep "Operating System"
Operating System: Ubuntu 22.04.1 LTS