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What is QEMU?

QEMU is a dynamic and open-source tool that functions as both a machine emulator and a virtualizer, permitting users to run various operating systems on multiple architectures. This allows for applications created for different Linux or BSD systems to be executed seamlessly on any compatible architecture. In addition, it offers the capability to run KVM and Xen virtual machines with impressive performance that is comparable to native execution. Recently, a host of new features has been incorporated, including comprehensive guest memory dumps, pre-copy/post-copy migration, and the ability to take background snapshots of guests. Furthermore, support for DEVICE_UNPLUG_GUEST_ERROR has been introduced, enabling the identification of hotplug failures as reported by guests. For macOS users utilizing Apple Silicon CPUs, the introduction of the ‘hvf’ accelerator significantly enhances AArch64 guest support. The integration of the M-profile MVE extension for the Cortex-M55 processor represents another noteworthy advancement. Additionally, AMD SEV guests can now conduct kernel binary measurement during direct kernel boot without the need for a bootloader. Enhanced vhost-user and NUMA memory options have also been made available across all supported boards, reflecting a significant commitment to compatibility. This expansion of capabilities underscores QEMU's dedication to delivering powerful virtualization solutions that adapt to a broad spectrum of user requirements and technological advancements.

What is KVM?

KVM, or Kernel-based Virtual Machine, is a robust virtualization platform designed for Linux systems that run on x86 hardware with virtualization support, such as Intel VT or AMD-V. It consists of a loadable kernel module named kvm.ko, which forms the core of the virtualization framework, and a processor-specific module, either kvm-intel.ko or kvm-amd.ko, tailored for Intel or AMD processors respectively. With KVM, users can create and manage multiple virtual machines that can execute unmodified operating systems like Linux or Windows. Each of these virtual machines is equipped with its own allocated virtual hardware, which includes components such as network interface cards, storage devices, and graphics adapters. As an open-source initiative, KVM has been part of the mainline Linux kernel since version 2.6.20, and its userspace has been integrated into the QEMU project since version 1.3, facilitating broader adoption and compatibility across various virtualization tasks. This seamless integration allows for a diverse range of applications and services to leverage KVM’s capabilities effectively. Additionally, the continuous development of KVM ensures that it keeps pace with advancements in virtualization technology.

Media

Media

Integrations Supported

Mayan EDMS
VxWorks
3v-Hosting
Elastic Observability
F5 BIG-IP Next Local Traffic Manager
Fedora CoreOS
InfiniBox
Inuvika OVD Enterprise
MediaStroke
Mediatrix Cloud Sentinel
Metanet Hosting
NetWatch.ai
Orchid Link
QANplatform
RT-Thread
Relianoid
SolusVM
Storware
xCAT

Integrations Supported

Mayan EDMS
VxWorks
3v-Hosting
Elastic Observability
F5 BIG-IP Next Local Traffic Manager
Fedora CoreOS
InfiniBox
Inuvika OVD Enterprise
MediaStroke
Mediatrix Cloud Sentinel
Metanet Hosting
NetWatch.ai
Orchid Link
QANplatform
RT-Thread
Relianoid
SolusVM
Storware
xCAT

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

QEMU

Company Website

www.qemu.org

Company Facts

Organization Name

Red Hat

Date Founded

1993

Company Location

United States

Company Website

www.linux-kvm.org/page/Main_Page

Categories and Features

Virtual Machine

Backup Management
Graphical User Interface
Remote Control
VDI
Virtual Machine Encryption
Virtual Machine Migration
Virtual Machine Monitoring
Virtual Server

Virtualization

Archiving & Retention
Capacity Monitoring
Data Mobility
Desktop Virtualization
Disaster Recovery
Namespace Management
Performance Management
Version Control
Virtual Machine Monitoring

Categories and Features

Virtual Machine

Backup Management
Graphical User Interface
Remote Control
VDI
Virtual Machine Encryption
Virtual Machine Migration
Virtual Machine Monitoring
Virtual Server

Virtualization

Archiving & Retention
Capacity Monitoring
Data Mobility
Desktop Virtualization
Disaster Recovery
Namespace Management
Performance Management
Version Control
Virtual Machine Monitoring

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