[Spice-devel] Very poor video performance using Virt Viewer compared to RDP

[Sergio L. Pascual]

On jue, 2016-10-13 at 13:30 +0000, Brad Wilson wrote:
> Using Virt-Viewer The Vm shows a little lag when typing (always takes
> a second to catch up when typing my password to log in and such).  In
> general pulling up folders and  text heavy web pages is pretty snappy
> and doesn’t tax the cpu or memory at all.  If look at a site that has
> a lot of pictures I start seeing frame loss and the mouse gets a
> little laggy when scrolling.  If I pull up a video I see the cpu jump
> a little and the video is extremely laggy and I see about ever 10th
> frame of the video, at the same time I lose sight of the mouse
> pointer for a second at a time and it becomes hard to control.   
>  

Make sure your guest is actually using the QXL driver (check
/var/log/Xorg.0.log, or your distro's equivalent). Those symptoms seem
to indicate your X is running with a fallback driver (vesa or similar).

-- 
Sergio L. Pascual