graid3(8) on FreeBSD
The text 6bf4ab1b63f8, as FreeBSD 11.2-RELEASE shipped it.
control utility for RAID3 devices
Flags it lists
-
-F -
-R -
-W -
-a -
-d -
-f -
-h -
-n -
-r -
-s -
-v -
-w