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HALT(8)				     halt			       HALT(8)

NAME
       halt, poweroff, reboot - Halt, power-off or reboot the machine

SYNOPSIS
       halt [OPTIONS...]

       poweroff [OPTIONS...]

       reboot [OPTIONS...]

DESCRIPTION
       halt, poweroff, reboot may be used to halt, power-off or reboot the
       machine.

OPTIONS
       The following options are understood:

       --help
	   Prints a short help text and exits.

       --halt
	   Halt the machine, regardless which one of the three commands is
	   invoked.

       -p, --poweroff
	   Power-off the machine, regardless which one of the three commands
	   is invoked.

       --reboot
	   Reboot the machine, regardless which one of the three commands is
	   invoked.

       -f, --force
	   Force immediate halt, power-off, reboot. Don't contact the init
	   system.

       -w, --wtmp-only
	   Only write wtmp shutdown entry, don't actually halt, power-off,
	   reboot.

       -d, --no-wtmp
	   Don't write wtmp shutdown entry.

       -n, --no-sync
	   Don't sync hard disks/storage media before halt, power-off, reboot.

       --no-wall
	   Don't send wall message before halt, power-off, reboot.

EXIT STATUS
       On success 0 is returned, a non-zero failure code otherwise.

NOTES
       These are legacy commands available for compatibility only.

SEE ALSO
       systemd(1), systemctl(1), shutdown(8), wall(1)

AUTHOR
       Lennart Poettering <lennart@poettering.net>
	   Developer

systemd				  03/16/2012			       HALT(8)

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