gfhost(1) on Linux
The text 4289775d66e4, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
Gfarm host maintenance command
Flags it lists
-
-A -
-D -
-L -
-P -
-U -
-a -
-i -
-j -
-n -
-p -
-r -
-u -
-v