Red Hat Enterprise Virtualization (RHEV) is an enterprise virtualization product produced by Red Hat

Red Hat

Red Hat, Inc. is an S&P 500 company in the free and open source software sector, and a major Linux distribution vendor. Founded in 1993, Red Hat has its corporate headquarters in Raleigh, North Carolina with satellite offices worldwide....

.

It is based on the KVM

Kernel-based Virtual Machine

Kernel-based Virtual Machine is a virtualization infrastructure for the Linux kernel. KVM supports native virtualization on processors with hardware virtualization extensions....

 hypervisor

Hypervisor

In computing, a hypervisor, also called virtual machine manager , is one of many hardware virtualization techniques that allow multiple operating systems, termed guests, to run concurrently on a host computer. It is so named because it is conceptually one level higher than a supervisory program...

, Red Hat Enterprise Virtualization uses the SPICE

SPICE (protocol)

In computing, SPICE is a remote-display system built for virtual environments which allows users to view a computing "desktop" environment - not only on its compute-server machine, but also from anywhere on the Internet and using a wide variety of machine architectures.Qumranet originally...

 protocol and VDSM (Virtual Desktop Server Manager) with a Windows

Microsoft Windows

Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

-based centralized management server. Red Hat released version 2.2 on 22 June 2010 at the Red Hat Summit in Boston.

Some of the technologies of Red Hat Enterprise Virtualization came from Red Hat's acquisition of Qumranet

Qumranet

Qumranet, Inc is an enterprise software company offering a desktop virtualization platform based on hosted desktops in Kernel-based Virtual Machines on servers, linked with their SPICE protocol...

. Other parts derive from oVirt

OVirt

oVirt is free platform virtualization management web application software developed by Red Hat. oVirt is built on libvirt which allows it to manage virtual machines hosted on any supported backend, including KVM, Xen and VirtualBox.- See also :...

.

See also

• Xen
  Xen
  Xen is a virtual-machine monitor providing services that allow multiple computer operating systems to execute on the same computer hardware concurrently....
  
  
• Kernel-based Virtual Machine
  Kernel-based Virtual Machine
  Kernel-based Virtual Machine is a virtualization infrastructure for the Linux kernel. KVM supports native virtualization on processors with hardware virtualization extensions....
  
  
• Hyper-V
  Hyper-V
  Microsoft Hyper-V, codenamed Viridian and formerly known as Windows Server Virtualization, is a hypervisor-based virtualization system for x86-64 systems. A beta version of Hyper-V was shipped with certain x86-64 editions of Windows Server 2008, and the finalized version was released on June 26,...
  
  
• VMware ESX
  VMware ESX
  VMware ESX is an enterprise-level computer virtualization product offered by VMware, Inc. ESX is a component of VMware's larger offering, VMware Infrastructure, and adds management and reliability services to the core server product...
  
  
• Comparison of platform virtual machines