halt

Halt the system. More information: https://www.man7.org/linux/man-pages/man8/halt.8.html.

Halt the system:

halt

Power off the system (same as poweroff):

halt --poweroff

Reboot the system (same as reboot):

halt --reboot

Halt immediately without contacting the system manager:

halt --force --force

Write the wtmp shutdown entry without halting the system:

halt --wtmp-only