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From: Dave Jones <davej@codemonkey.org.uk>
To: Martin Knoblauch <knobi@knobisoft.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Memory performance on Serverworks GC-LE based system poor?
Date: Mon, 11 Nov 2002 00:51:43 +0000	[thread overview]
Message-ID: <20021111005143.GA22055@suse.de> (raw)
In-Reply-To: <200211110130.13943.knobi@knobisoft.de>

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

  reply	other threads:[~2002-11-11  0:46 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-11-11  0:30 Memory performance on Serverworks GC-LE based system poor? Martin Knoblauch
2002-11-11  0:51 ` Dave Jones [this message]
2002-11-11  1:33   ` Alan Cox
2002-11-11  1:22     ` Craig Whitmore
  -- strict thread matches above, loose matches on Subject: below --
2002-11-11  1:37 Manish Lachwani
2002-11-11  1:39 Manish Lachwani
2002-11-11  9:47 Martin Knoblauch
2002-11-11 12:04 Martin Knoblauch
2002-11-12 18:42 Martin Knoblauch

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