What is virtualization and why use it?

Virtualization is a method of running multiple independent virtual operating systems on a single physical computer.  It is a way of maximizing physical resources to maximize the investment in hardware.Learn More

There are two types of virtualization on the market today.

1.  Hardware virtualization, or hypervisor, virtualizes at the hardware level creating a duplicate of all system resources such as operating system, CPU, memory and configuration files.
2. Virtualizing at the host operating system, Parallels Virtuozzo Containers provides a common virtualization layer that allocates system resources across all virtual servers, called containers.

Virtualizes access to hardware

Create many instances of virtual HW

Host OS and each guest has full OS

Parallels Server,VMware ESX,Microsoft Hyper-V

Shows of Parallels Hypervisor Virtualization

Virtualizes access to OS

Create many instances of virtual OS

Single, standard OS kernel per box

Parallels Virtuozzo Containers

Sun Solaris Containers

Shows of Parallels OS Virtualization