halt

Halt the system. More information: https://manned.org/halt.8.

• 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

• Write the wtmp shutdown entry without halting the system:

halt --wtmp-only