"A thin abstraction layer, named VLX Virtualizer, manages key system resources to isolate the guest OS's from the underlying hardware. More precisely, VirtualLogix VLX virtualization technology relies primarily on partitioning of resources between the guest OS's and on virtualization of resources which cannot be partitioned."

http://www.virtuallogix.com/index.php?id=138

got to find some patent write ups on the abstraction layer

Milestones: http://www.virtuallogix.com/index.php?id=55 

doni