I found that KVM nested virtualization is enabled by default and I can enable hyper-v in windows 11 vm without any configuration. However GPU passthough performance is very bad. I can have stable 60fps without hyper-v but with hyper-v enable, framerate is less than 30fps and unstable. How can I trobuleshoot this problem?
Host CPU: E5 2666 v3
GPU: 3080ti
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Host CPU: E5 2666 v3
GPU: 3080ti
Code:
# cat /etc/pve/qemu-server/111.conf
agent: 1
balloon: 0
bios: ovmf
boot: order=scsi0;ide0;net0;ide2
cores: 20
cpu: host
cpuunits...Read more