Steam

Speed Up Shader Pre-Caching

Flatpak:

printf "%s" "unShaderBackgroundProcessingThreads $(nproc)" | tee $HOME/.var/app/com.valvesoftware.Steam/data/Steam/steam_dev.cfg

Distro:

printf "%s" "unShaderBackgroundProcessingThreads $(nproc)" | tee $HOME/.local/share/Steam/steam_dev.cfg

https://youtu.be/F-ffYldeJaE

Looking Glass

https://blandmanstudios.medium.com/tutorial-the-ultimate-linux-laptop-for-pc-gamers-feat-kvm-and-vfio-dee521850385
https://passthroughpo.st/simple-per-vm-libvirt-hooks-with-the-vfio-tools-hook-helper/
https://github.com/PassthroughPOST/VFIO-Tools/tree/master/libvirt_hooks
https://github.com/joeknock90/Single-GPU-Passthrough/tree/master