[vfio-users] Nvidia GTX970 overheat in game with vgapassthrough

[Taiidan at gmx.com]

Install msi afterburner and tell me what you see for the fan speed and 
temp readings.


On 07/22/2017 07:40 AM, Ivan Volosyuk wrote:
> I was using KVM/QEMU vga-passthrough successfully for some time now and
> haven't seen much issues with my configuration.Yesterday, I
> installed PLAYERUNKNOWN'S BATTLEGROUNDS and I noticed something which looks
> like GPU overheating issue:
> Initially the game works fine. I noticed that GPU fan starts rotating when
> a few seconds into the game. In about 5 to 10 minutes I start noticing
> corruption on 3d models, and after a while entire screen can be filled with
> a few huge triangles starting at the screen center. When I switch to
> Windows 8.1 application menu sometimes I see corruption in form of small
> random squares a few pixels in size:
> https://drive.google.com/open?id=0B8b6GsDnUyVic2FVdDRVbHM2Zjg
>
> I was playing other games like, StarCraft2, H1Z1, CS:GO without a problem
> before. It might be that the game stresses to much my graphic card. IDK.
>
> I run qemu via shell script:
> https://drive.google.com/open?id=0B8b6GsDnUyViWHRCcVRWOUFuU2M
>
> Linux localhost 4.11.4
> QEMU emulator version 2.9.0
> Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz with water cooling
> 01:00.0 VGA compatible controller: NVIDIA Corporation GM204 [GeForce GTX
> 970]
>
> Guest:
> Win8.1
> MSI for GPU