Re: Memory performance on Serverworks GC-LE based system poor?

Dave Jones (davej@codemonkey.org.uk)
Mon, 11 Nov 2002 00:51:43 +0000

On Mon, Nov 11, 2002 at 01:30:13AM +0100, Martin Knoblauch wrote:

> I have experienced extreme low STREAMS numbers (about 600 MB/sec for Triad)
> on two dual CPU systems based on the ServerWorks GC-LE chipset (SuperMicro
> P4DLR+ mainboard). Both systems had 2x2.4 GHz XEONs, 4GB of DDR memory and
> were running kernel 2.4.18. I would usually expect STREAMS numbers of about
> 2000 MB/sec for this kind of systems.
>
> Does this ring any bells?

ISTR serverworks LE errata with MTRRs and write-combining.
Whether this is biting you or not I can't say.

Dave

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs
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