Hardware-assisted virtualization

CPU hardware vendors such as Intel and AMD are quickly embracing the need for virtualization and are developing new hardware to support and enhance virtualization.

The initial enhancement includes Intel VT-x and AMD-V that allow Virtual Machine Manager (VMM) to run in a new ROOT Mode below the Ring 0:

Thus, the privileged instructions and sensitive calls are automatically trapped by the Hypervisor and there is no need for Binary Translation or paravirtualization—for example, Xen.

Now that you have understood different types of virtualization, let's look into one of the enterprise virtualization softwares and understand the benefits and features it brings.