Virtualization choices: Bare Metal vs Host Model
Once you have made the decision to deploy virtualization in your computing environment the next choice is whether to use a “Bare Metal” or hosted implementation.
 In a bare metal virtualization solution you are running the Hypervisor on a very sparse Linux install (the majority) or other OS that contains just enough of the core to allow your Hypervisor to run and interact with hardware resources in order to provide the management functions necessary to build, deploy, manage, and interact with your Virtual Machines. The underlying OS is usually part of the install package for your bare metal virtualization platform
 The host model of virtualization requires a full install of a host OS on which the Hypervisor is then installed. The host OS may still run applications and function normally while basically running the Hypervisor as an application albeit a self contained one. Read More »
