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@rururu_kenken(nao)

Fedora CoreOSのホスト名変更

Last updated at Posted at 2020-03-31

AWS EC2
Fedora CoreOS stable 31.20200310.3.0

ホスト名変更して、再起動やEC2のインスタンス立ち上げ直しで変更した設定のままであることまで確認

hostname

# コマンド実行結果
ip-172-31-24-40

# ホスト名変更
sudo hostnamectl set-hostname test-server

hostname

# コマンド実行結果
test-server

# sudo systemctl reboot後
hostname

# コマンド実行結果
test-server

# EC2のインスタンス停止→起動後
hostname

# コマンド実行結果
test-server
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