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From: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
To: Thomas Zehetbauer <thomasz@hostmaster.org>
Subject: Re: AMD64: IDE performance woes
Date: Thu, 27 May 2004 19:40:27 +0200
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On Thursday 27 of May 2004 19:17, Thomas Zehetbauer wrote:
> It seems that IDE performance is severely degraded on AMD64:
>
> hdparm -t timings
> 2.4.25/i386:  54.13MB/s
> 2.6.6/x86_64: 31.4MB/s
>
> Board is a Tyan Thunder K8W s2885 with an AMD8111 controller
> IDE device parameters are the same (hdparm -a8 -c1 -d1 -m16 -u1)

Can you try with -a8 removed?

> Tom