Guess I am missing the secret ingredient, " scsi 2:0:0:0: TLR Disabled"
In my case, trying to get more use out of some old hardware , "scsi 2:0:0:0: Sequential-Access IBM ULTRIUM-TD4 C7QH PQ: 0 ANSI: 3"
Reading IBM drives are suppose to support TLR, not sure how far back, but this...