SYSTEMD-POWEROFF.SERVICE(8) systemd-poweroff.service (NAME) systemd-poweroff.service, systemd-halt.service, systemd-reboot.service, systemd-kexec.service, systemd-shutdown - (SYNOPSIS) systemd-poweroff.service systemd-halt.service systemd-reboot.service systemd-kexec.service /usr/lib/systemd/systemd-shutdown /usr/lib/systemd/system-shutdown/ (DESCRIPTION) systemd-poweroff.service poweroff.target (power- off) . systemd-halt.service halt.target systemd-reboot.service reboot.target systemd-kexec.service kexec.target . /usr/lib/systemd/systemd-shutdown PID 1 . unmount ( mount ) (swap) . -- PID 1 . kexec systemd-shutdown /usr/lib/systemd/system-shutdown/ . : "poweroff" "halt" "reboot" "kexec". . ( .) unmount ( /run/ API ). ( ) /var/ . systemd-poweroff.service ( ) . "systemctl poweroff" . systemd-soft-reboot.service(8) . (userspace) . (SEE ALSO) systemd(1), systemctl(1), systemd.special(7), reboot(2), systemd- suspend.service(8), systemd-soft-reboot.service(8), bootup(7) systemd 261.2 SYSTEMD-POWEROFF.SERVICE(8)