[Qemu-devel] Re: Extremely slow graphic updates

[Anthony Liguori]

Paul Brook wrote:
> > 'ssh -X fastserver' and running qemu there.  With the new display code
> > this has made qemu very slow and hardly useable.
> >     
>
> I'm seeing similar extreme slowness even on a local machine.
>
> Particularly noticeable is that the monitor displayed on a qemu virtual SDL 
> console (i.e. the defaut) slow enough to be practically unusable. It's taking 
> the best part of a second to rendering a character.
>
> This is on an otherwise fast machine that does not have accelerated X drivers, 
> which suggests we're doing something really dumb like reading from video ram.
>
> I have confirmed that this is caused by r6336.
>   

I'll look into this tomorrow morning.

Regards,

Anthony Liguori

> Paul
>