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What is Xvisor?

Xvisor® is an open-source type-1 hypervisor that provides a lightweight, monolithic, and flexible virtualization solution. It is engineered to perform at a high level while maintaining a minimal memory footprint across a variety of CPU architectures, such as ARMv5, ARMv6, ARMv7a, ARMv7a-ve, ARMv8a, x86_64, and RISC-V, among others. In a distinctive feature, it supports ARM processors that do not possess virtualization extensions, a rarity among ARM hypervisors. Additionally, it is recognized as the pioneering Type-1 hypervisor for RISC-V, highlighting its innovative capabilities. The design of Xvisor’s source code promotes portability, allowing it to be easily modified for most 32-bit or 64-bit architectures, given they come with a paged memory management unit (PMMU) and a compatible GNU C compiler (GCC). Focused primarily on full virtualization, Xvisor can seamlessly support a wide range of unmodified guest operating systems, while also offering paravirtualization as an optional feature that can be utilized in an architecture-independent way, such as through VirtIO PCI/MMIO devices. This level of adaptability positions Xvisor as an attractive option for developers aiming to deploy virtualization solutions across multiple platforms, ensuring versatility in various computing environments.

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

Integrations Supported

Bacula Enterprise
Dianahost
Elastic Observability
F5 BIG-IP Next Local Traffic Manager
HPE Serviceguard
Inuvika OVD Enterprise
Mayan EDMS
Mediatrix Cloud Sentinel
NetWatch.ai
Orchid Link
Pandora FMS
Plixer Replicator
QANplatform
Relianoid
SolusVM
Storware
Volico
VxWorks
xCAT

API Availability

API Availability

Pricing Information

Pricing not provided

Pricing Information

Pricing not provided
Free Version

Supported Platforms

Linux

Supported Platforms

Windows
Linux

Customer Service / Support

Web-Based Support

Customer Service / Support

Not specified

Training Options

Documentation Hub
Webinars

Training Options

Documentation Hub

Company Facts

Organization Name

Xvisor

Company Location

United States

Company Website

xhypervisor.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

Hypervisors

Not specified

Categories and Features

Hypervisors

Not specified

Virtual Machine

Not specified

Virtualization

Not specified

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