[vfio-users] Stuttering

[Alex Williamson]

On Sun, Nov 15, 2015 at 2:28 PM, Rick Wuijster <wuijster.rick at gmail.com>
wrote:

> Hey all
> I'm currently having issues with gpu passthrough using qemu and ovmf. If I
> try to load a video on youtube it loads just fine, till the moment I move
> my mouse, then the audio and video start to stutter and it feels like
> slow-motion mode is activated. If I disabli the hdmi audio input the video
> will not start stuttering my mouse. I do however have low fps in game.
> Around 65 fps while its normally around 130 fps when playing on a non
> virtual machine. I also get a lot of frame drops to around 30 fps. Which is
> i.m.o not playable. How can I fix this so that I have around 95% native
> performance without weird stuttering?
>

Using MSI for audio?


http://vfio.blogspot.com/2014/09/vfio-interrupts-and-how-to-coax-windows.html
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