For example:
disk1s1s2: ioctl(_IOR,'d',79,4) is unsupported
disk1s1 ioctl(_IOR,'d',79,4) is unsupported
disk2s1s2 ioctl(_IOR,'d',79,4) is unsupported
disk5 ioctl(_IOR,'d',79,4) is unsupported
and so on, various combinations and various disk ids.
I'm trying to work out what these persistent...