On Nov 1, 2007 11:15 PM, Sheng Yang <[EMAIL PROTECTED]> wrote:
> On Friday 02 November 2007 10:14:35 Haydn Solomon wrote:
> > On Nov 1, 2007 9:54 PM, Haydn Solomon <[EMAIL PROTECTED]> wrote:
> > > On Nov 1, 2007 9:36 PM, Sheng Yang <[EMAIL PROTECTED]> wrote:
> > > > On Friday 02 November 2007 09:10:31 Haydn Solomon wrote:
> > > > > How can I tell that my cpu has flexpriority?
> > > > >
> > > > > (Resending this as didn't cc list last time.)
> > > >
> > > > Oops, forgot the patch...
> > >
> > > Thanks Sheng.
> > >
> > > Luckily for me I've got the Flexpriority feature
> > >
> > > [EMAIL PROTECTED] winxptest]# dmesg | grep lex
> > > kvm: FlexPriority enabled!
> > >
> > > One thing I do notice apart from noticeably very good responsiveness
> and
> > > performance on windows guest ( xp sp2 ) is that this is the lowest cpu
> > > usage I've seen on the qemu kvm process to date. I haven't tried smp
> yet
> > > but that will be my next test and will report on how that goes. Thanks
> > > guys and well done!
> >
> > One issue I do see. When I run my windows xp guest which is ACPI
> > Multiprocessor PC HAL with -smp 2, it runs much slower and cpu usage is
> > high.
>
> Please try the attach patch.
>
Oh yeah... this is much much better. Windows seems to performing extremely
fast and cpu usage is very low using -smp 2 after applying this patch. Thank
you.
>
> --
> Thanks
> Yang, Sheng
>
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