Category: libvirt

VFIO: Tuning your Windows gaming VM for optimal performance

Ryan Parker Kernel, libvirt, Linux, Virtualization, Windows July 22, 2022

This will be a guide on advanced tuning for a VFIO gaming VM. If you’re starting from scratch, read through the Arch Wiki guide on PCI passtrhough via OVMF. It is a great starting point and covers all of the basics. I’d recommend using libvirt instead of straight QEMU. Host hardware configuration Before we begin,
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libvirt error: symbol lookup error: /usr/lib/libvirglrenderer.so.1: undefined symbol: gbm_bo_unmap

Ryan Parker Arch, libvirt, Linux, Virtualization November 13, 2019

I encountered the following error after installing the AMDGPU Pro drivers on my Arch Linux machine: error: internal error: process exited while connecting to monitor: /usr/bin/qemu-system-x86_64: symbol lookup error: /usr/lib/libvirglrenderer.so.1: undefined symbol: gbm_bo_unmap The error is caused because the thing it is looking up does not exist. Luckily the fix is easy. Add the
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