dasd-fba.f36f2f <bus ID of the DASD>: New FBA DASD <device type>/<device model> (CU <control unit type>/<control unit model>) with <size> MB and <bytes per block> B/blk<access mode>
Explanation
A DASD with the shown characteristics has been set online.
If the DASD is configured as read-only to the real or virtual hardware,
the message includes an indication of this hardware access mode. The
hardware access mode is independent from the 'readonly' attribute of
the device in sysfs.