Chris Mason wrote:
> 
> This is become absolutely terrible.  I can't use this machine for anything
> useful anymore.  This file system corruption is dibilatating.
> 
> What can I do to help further the cause against media errors??

Chris,
I was having similar problems. Switching to a kernel that uses
the SBC driver, instead of the NCRSCSI driver, solved my corruption
problems. I don't know which of the publicly available kernels has
SBC configured, since I have been building my own kernels.
Your milage may vary.

	--John