halt, poweroff, reboot - Halt, power-off or reboot the machine
halt [OPTIONS...] poweroff [OPTIONS...] reboot [OPTIONS...]
halt, poweroff, reboot may be used to halt, power-off or reboot the machine.
The following options are understood: --help Print a short help text and exit. --halt Halt the machine, regardless of which one of the three commands is invoked. -p, --poweroff Power-off the machine, regardless of which one of the three commands is invoked. --reboot Reboot the machine, regardless of which one of the three commands is invoked. -f, --force Force immediate halt, power-off, reboot. Do not contact the init system. -w, --wtmp-only Only write wtmp shutdown entry, do not actually halt, power-off, reboot. -d, --no-wtmp Do not write wtmp shutdown entry. -n, --no-sync Don't sync hard disks/storage media before halt, power-off, reboot. --no-wall Do not send wall message before halt, power-off, reboot.
On success, 0 is returned, a non-zero failure code otherwise.
These are legacy commands available for compatibility only.
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