Ok then your performance should be fine (at least reasonably so, the lack
of tagged queueing does hurt)
> ide chanel, the penalty should not be much in terms of performance. Maybe
> its just that the hdparam utility is not a good tool for benchamarking a
> raid set?
Its not a good raid benchmark tool but its a good indication of general problems.
Bonnie is a good tool for accurate assessment.
> disable DMA if its giving it a lot of problems, but it should not hang. I
> have been experiencing this for quite a while with the newer
> kernels. Should I try the latest ac13 patch? I glanced of the changes and
> didnt seem like anything had changed regarding the ide subsystem.
I've not changed anything related to DMA handling specifically. The current
-ac does have a fix for a couple of cases where an IDE reset on the promise
could hang the box dead. That may be the problem.
> Is there anyway I can force the kernel to output more messages...maybe that
> could help narrow down the problem?
Ask andre@linux-ide.org. He may know the status of the promise support
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