Re: [Qemu-devel] Re: Qemu 2D performance plunges below acceptable levels

[malc]

On Wed, 18 Feb 2009, Stefano Stabellini wrote:

> malc wrote:
> 
> > On Wed, 18 Feb 2009, Alexey Eremenko wrote:
> > 
> >> On Tue, Feb 17, 2009 at 7:00 PM, Stefano Stabellini
> >> <address@hidden> wrote:
> >>> Avi Kivity wrote:
> >>>
> >>>> Stefano Stabellini wrote:
> >>>>> Do you see the problem only on X11 remote?
> >>>>> How bad is on vnc?
> >>>>>
> >>>> vnc regresses in exactly the same way.
> >>>>
> >> Well, in my experience both local X11 and VNC are fast in KVM-84.
> >>
> >> But remote X11/SDL performance plunged below usable levels.
> > 
> > FWIW same thing happened to Mac OS X + SDL.
> > 
> 
> 
> Are you talking about SDL local?

Yes.

> If so, is your host a big endian machine and the guest a little endian?

Yes.

> What is the color depth and bpp of the guest (I assume that the host is
> 32bpp)?

Guest is in VGA mode3 (i.e. POST screen and DOS prompt)

> As usual two good tests are to check the vnc case and a guest in 32bpp too.

This doesn't happen on the very same machine running very same guest but
host OS being Linux.

-- 
mailto:address@hidden