Virtual Machine Monitor (VMM) Design Techniques

Virtual Machine Monitor (VMM) Design Techniques

by | Nov 17, 2025

This lecture notes the role of VMMs in multiplexing multiple VMs on a single physical machine, discusses privileged instructions, ring protection, the trap-and-emulate model, virtualization challenges in x86, Popek-Goldberg criteria, and introduces paravirtualization, full virtualization, memory and IO virtualization.

by | Nov 12, 2025

Research paper on live VM migration using pre-copy approach in Xen VMM, achieving service downtimes as low as 60ms while migrating entire OS instances across physical hosts for data center management and load balancing.