doc/man/common-cmd-help-options.txt

   1 Program information
   2 ~~~~~~~~~~~~~~~~~~~
   3 option:-h, option:--help::
   4     Show command help.
   5 +
   6 This option, like man:lttng-help(1), attempts to launch
   7 `/usr/bin/man` to view the command's man page. The path to the man pager
   8 can be overridden by the `LTTNG_MAN_BIN_PATH` environment variable.
   9
  10 option:--list-options::
  11     List available command options.