From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Al Boldi" <a1426z@gawab.com>
Subject: RE: [git patches] IDE update
Date: Mon, 4 Jul 2005 20:06:04 +0300
Message-ID: <200507041706.UAA11178@raad.intranet>
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To: 'Bartlomiej Zolnierkiewicz' <bzolnier@gmail.com>
Cc: 'Linus Torvalds' <torvalds@osdl.org>, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org

Bartlomiej Zolnierkiewicz wrote: {
> On 7/4/05, Al Boldi <a1426z@gawab.com> wrote:
> Hdparm -tT gives 38mb/s in 2.4.31
> Cat /dev/hda > /dev/null gives 2% user 33% sys 65% idle
> 
> Hdparm -tT gives 28mb/s in 2.6.12
> Cat /dev/hda > /dev/null gives 2% user 25% sys 0% idle 73% IOWAIT
> 
> It feels like DMA is not being applied properly in 2.6.12.

Are earlier 2.6.x kernels okay?

dmesg output?
}

Same on 2.6.10,11,12.
No errors though, only sluggish system.