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Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (

Subject: Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest but not with 2.6.23
From: "Mulyadi Santosa"
Date: Mon, 10 Mar 2008 09:22:23 +0700
Hi..

On Mon, Mar 10, 2008 at 3:19 AM, Christian MICHON
<christian.michon@xxxxxxxxx> wrote:
> On 3/9/08, Steve Fosdick <lists@xxxxxxxxxxxxxxxxxxxxx> wrote:
>  > I have found a single config change that causes the problem. With:
>  >
>  > # CONFIG_HIGH_RES_TIMERS is not set
>  >
>  > kqemu works correctly, whereas with:
>  >
>  > CONFIG_HIGH_RES_TIMERS=y
>  >
>  > the problem appears.  Any idea why that causes a problem?  Is it a bug?

More and more I began to suspect it's due to excessive amount of timer
rearming plus many below 10ms timer interval.

Opinions?

regards,

Mulyadi.


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