[vfio-users] Significant FPS drop with AMD and GTX970

Jayme Howard g.prime at gmail.com
Sat Oct 8 01:06:34 UTC 2016

Check to see if you have MSI enabled.  That'd be my bet.  Alex had a blog
post that covered it, but I don't have the link handy.

On Fri, Oct 7, 2016 at 6:39 PM, Andrei Grigore <andrei.grg at gmail.com> wrote:

> Hi all,
> I was wondering if anyone is experiencing this and if there is a known fix
> for it.
> I am using ArchLinux with latest stable Kernel, qemu and libvirt.
> My CPU is FX-8230 with a GTX 970. I've passed thorugh the GPU to a Win10
> guest.
> In WoW on bare metal i get 90 fps and in the same area with the same
> graphic settings on the VM i get around 50. There seems to be no cpu and or
> ram bottlenet and the GPU seems to be quite gully used since the fans are
> starting to spin quite soon.
> Can anyone help here with a suggestion? I saw reports with about 3%
> performance drop, but I am experiencing a lot more.
> Thanks!
> Andrei.
> _______________________________________________
> vfio-users mailing list
> vfio-users at redhat.com
> https://www.redhat.com/mailman/listinfo/vfio-users
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/vfio-users/attachments/20161007/a2a7d594/attachment.htm>

More information about the vfio-users mailing list