Usage: s6 system subcommand

Subcommands:
  help		this message
  boot		initialize the service manager and start default services

 plus, if s6-frontend has been built with s6-linux-init support:
  halt		halt the system (without powering it off)
  poweroff	halt the system, powering it off
  shutdown	synonymous with poweroff
  reboot	reboot the system

No options.

