檢查狀態

systemctl status <unit>
systemctl show <util>


啟動或停止

systemctl start <unit>
systemctl stop <unit>
systemctl kill <unit>


設定開機是否自動執行

systemctl enable <unit>
systemctl disable <unit>


重新讀取設定值

systemctl daemon-reload


列出程序之間的關係

systemd-cgls
ps xawf -o cgroups,pid,user,args


載入時間分析

systemd-analyze blame
systemd-analyze plot > /tmp/sysana.svg ; fbi /tmp/sysana.svg


停用 Ctrl-Alt-Del 重新開機

ln -s /dev/null /etc/systemd/system/ctrl-alt-del.target