RE: [git patches] IDE update

From: Al Boldi
Date: Mon Jul 04 2005 - 12:11:26 EST


Bartlomiej Zolnierkiewicz wrote: {
> On 7/4/05, Al Boldi <a1426z@xxxxxxxxx> 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.

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