graid3(8) on FreeBSD
The text a9ab4268a02e, as FreeBSD 12.4-RELEASE shipped it.
control utility for RAID3 devices
Flags it lists
-
-F -
-R -
-W -
-a -
-d -
-f -
-h -
-n -
-r -
-s -
-v -
-w