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SubjectRe: queue_nr_requests needs to be selective
On Fri, Mar 01, 2002 at 11:01:42PM -0700, Jeff V. Merkey wrote:
> On Fri, Mar 01, 2002 at 10:59:18PM -0700, Jeff V. Merkey wrote:
> >
> >
> > Mike,
> >
> > Here are some numbers from the running system. This system is
> > running at 120 MB/S


Also, I've had a single adapter above 150 MB/S. This test I am running
was to test this 15 queue depth issue, so I took the system down
to a single adapter for the test so I could get the stats you raised the
issue about.


on a single 3Ware adapter. Stats attached. You
> > will note that the max commands hitting the adapter are way above
> > 15. I can only presume this is due to caching behavior on the card.
> > I do have these cards enabled with caching. I have had these numbers
> > as high as 319 MB/S with multiple cards in separate buses. The system
> > this test is running on has 3 PCI buses. 2 x 33 Mhz and 1 x 66 Mhz.
> > with Serverwork HE Chipset.
> >
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