-.BR \-\-offroot
-Set first character of argv[0] to @ to indicate mdmon was launched
-from initrd/initramfs and should not be shutdown by systemd as part of
-the regular shutdown process. This option is normally only used by
-the system's initscripts. Please see here for more details on how
-systemd handled argv[0]:
-.IP
-.B http://www.freedesktop.org/wiki/Software/systemd/RootStorageDaemons
-.PP