message: answer question about VMs
  address
diff: **Q:** PCM reports "ERROR: QPI LL monitoring device (...) is missing".
  **A:** It is likely a BIOS issue. See details [here](https://software.intel.com/content/www/us/en/develop/articles/bios-preventing-access-to-qpi-performance-counters.html)
  +
  +**Q:** Does PCM work inside a virtual machine.
  +
  +**A:** PCM does not work inside a virtual machine because it needs access to low-level registers which is typically forbidden inside a virtual machine.
  