sg_rdac -V (return code: 0)
sg_rdac version: 1.10 20151219
sg_rdac --help (return code: 1)
Unrecognized switch: --help
Usage: sg_rdac [-6] [-a] [-f=LUN] [-v] [-V] DEVICE
where:
-6 use 6 byte cdbs for mode sense/select
-a transfer all devices to the controller
serving DEVICE.
-f=LUN transfer the device at LUN to the
controller serving DEVICE
-v verbose
-V print version then exit
Display/Modify RDAC Redundant Controller Page 0x2c.
If [-a] or [-f] is not specified the current settings are displayed.