The Depths of Windows Virtualization (Part 1) — Where Is Your Windows Actually Running? The Hypervisor and Partitions (archived 2026-09-07)

When you enable Hyper-V, the host Windows itself runs as the root partition on top of the hypervisor. This article explains the foundations of virtualization, from VT-x and SLAT to VMBus. Archived version of https://comcomponent.com/en/blog/windows-virtualization-internals-hypervisor/, as published on 2026-09-07. The live article is maintained and may change after this date. First published 2026-08-22.