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From: "Mulyadi Santosa" <mulyadi.santosa@gmail.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (but not with 2.6.23)
Date: Mon, 10 Mar 2008 09:22:23 +0700	[thread overview]
Message-ID: <f284c33d0803091922n79046fa1qb9ab5e47b9b993d9@mail.gmail.com> (raw)
In-Reply-To: <46d6db660803091319y508682b5mb8578f2eb716ba3@mail.gmail.com>

Hi..

On Mon, Mar 10, 2008 at 3:19 AM, Christian MICHON
<christian.michon@gmail.com> wrote:
> On 3/9/08, Steve Fosdick <lists@pelvoux.nildram.co.uk> 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.

  reply	other threads:[~2008-03-10  2:22 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-06 10:58 [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (but not with 2.6.23) Steve Fosdick
2008-03-06 12:05 ` Christian MICHON
2008-03-06 14:31   ` Steve Fosdick
2008-03-07  9:58     ` Christian MICHON
2008-03-09  1:14       ` Steve Fosdick
2008-03-09  7:40         ` Dor Laor
2008-03-09 20:19         ` Christian MICHON
2008-03-10  2:22           ` Mulyadi Santosa [this message]
2008-03-08 12:00 ` Ivan Kalvachev

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