On Tue, Mar 20, 2012 at 10:32:20AM +0100, David Cure wrote:
> hello,
>
> Le Mon, Mar 19, 2012 at 12:51:34PM +0200, Gleb Natapov ecrivait :
> >
> > Can you run the same test on Linux guest and on Windows vm with 1 cpu?
> > I see a lot of IPIs between vcpus.
>
> I run the same slowly fonction (to remember the guest is
> Windows2008R2 64bits). The report is here :
> http://www.roullier.net/Report/report-3.2-vhost-net-1vcpu.txt.gz
>
> and the response time is ~13s.
>
This is without -no-hpet :) Also I hope you are not measuring time while
tracing since it supposed to be slower. Can you please try to run with
-cpu host,-hypervisor and -no-hpet and see if times are better.
--
Gleb.
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