This same problem was happening with me. I had my Windows gaming VM with my NVIDIA GPU passed through but the performance was crap.   I would see "kernel:Disabling IRQ #16" errors on the web terminal but had no idea what it meant.   After booting up Windows the performance for basic operations like right-clicking on the desktop were super laggy (like 1 second) but I figured it was a driver issue. So, I reinstalled the NVIDIA drivers and noticed that for the few seconds betwee