HALT(8) halt HALT(8)
halt, poweroff, reboot - Halt, power-off or reboot the machine
halt, poweroff, reboot may be used to halt, power-off or reboot the
The following options are understood:
Print a short help text and exit.
Halt the machine, regardless of which one of the three commands is
Power-off the machine, regardless of which one of the three
commands is invoked.
Reboot the machine, regardless of which one of the three commands
Force immediate halt, power-off, or reboot. When specified once,
this results in an immediate but clean shutdown by the system
manager. When specified twice, this results in an immediate
shutdown without contacting the system manager. See the description
of --force in systemctl(1) for more details.
Only write wtmp shutdown entry, do not actually halt, power-off,
Do not write wtmp shutdown entry.
Don't sync hard disks/storage media before halt, power-off, reboot.
Do not send wall message before halt, power-off, reboot.
On success, 0 is returned, a non-zero failure code otherwise.
These commands are implemented in a way that preserves compatiblity
with the original SysV commands. systemctl(1) verbs halt, poweroff,
reboot provide the same functionality with some additional features.
systemd(1), systemctl(1), shutdown(8), wall(1)
systemd 237 HALT(8)
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