--debug level:略-d:use debugging level level
--daemon:run as a daemon (Unix) or background
--no-daemon:略-f:run in the foreground
--display display:connect to X server at display
--name name:略-n:use name instead of the hostname
--restart:automatically restart on failures
--no-restart:略-1:do not restart on failure
--help:略-h:print help and exit
--version:print version information and exit