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Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (
From: |
Mulyadi Santosa |
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 |
Hi..
On Mon, Mar 10, 2008 at 3:19 AM, Christian MICHON
<address@hidden> wrote:
> On 3/9/08, Steve Fosdick <address@hidden> 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.
Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (but not with 2.6.23), Ivan Kalvachev, 2008/03/08