Virtualization is typically used to mean by processor virtualization. Besides the processor virtualization, there are other types like for disks or network. Virtualization is a hardware support that facilitates the operation of virtual machines on a real computer or accelerate some work. With virtualization, we can run multiple software systems on s single hardware. This can be different operating systems. Virtualization makes sense if a hardware system is not busy and the resources is used in parallel for other systems.