> 
> I'm having a lot of problems. First, I keep getting:
> 
> 	tar: can't write to u1/u1.tar : Input/output error
> 
> When I try to tar into the new disk. It doesn't happen often, but often 
> enough. Like 1 in 50 file writes fail this way.
> 
> Second, the console is spewing tons of these:
> 
> 	sd2(ncrscsi0:4:0) error code: 0
> 
> over and over again (much more often then the above error, possibly on 
> every write).
> 
> Finally, and most imporant (looking anyway) is this, which I get during 
> boot, and the first time I try to mount the disk:
> 
> 	sd2(ncrscsi0:4:0): illegal request, data= 33 90 01 32 c9 00 00 6d
> 	b6 db 6d b6 db 6d b6 db 6d
> 	
> 	sd2: could not mode sense (4): using fictitious geometry

I had this too, use an sbc kernel.

Marc