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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 AWS Nitro System?

The AWS Nitro System acts as the foundation for the latest generation of Amazon EC2 instances, promoting rapid advancements from AWS, reducing costs for customers, and offering enhanced security along with a diverse array of instance types. By fundamentally reimagining the virtualization architecture, AWS has shifted critical functions like CPU, storage, and networking virtualization to dedicated hardware and software, optimizing the distribution of server resources to specific instances. This system comprises several vital components: Nitro Cards, which boost and expedite I/O for services such as VPC, EBS, and instance storage; the Nitro Security Chip, which reduces vulnerability to attacks and restricts admin access to mitigate the risk of human error and tampering; and the Nitro Hypervisor, a lightweight hypervisor that manages CPU and memory allocation, delivering performance that closely mirrors that of bare metal. Additionally, the modular design of the Nitro System allows for the rapid rollout of various EC2 instance types, significantly improving the adaptability and effectiveness of cloud computing solutions. In summary, this groundbreaking architecture signifies a major advancement in the realm of cloud technology, paving the way for future innovations in the industry.

Media

Media

Integrations Supported

AWS Elastic Fabric Adapter (EFA)
AWS HPC
AWS Nitro Enclaves
Amazon EC2
Amazon EC2 Capacity Blocks for ML
Amazon EC2 G5 Instances
Amazon EC2 Inf1 Instances
Amazon EC2 P4 Instances
Amazon EC2 P5 Instances
Amazon EC2 Trn1 Instances
Amazon EC2 Trn2 Instances
Amazon EC2 UltraClusters
Amazon Web Services (AWS)

Integrations Supported

AWS Elastic Fabric Adapter (EFA)
AWS HPC
AWS Nitro Enclaves
Amazon EC2
Amazon EC2 Capacity Blocks for ML
Amazon EC2 G5 Instances
Amazon EC2 Inf1 Instances
Amazon EC2 P4 Instances
Amazon EC2 P5 Instances
Amazon EC2 Trn1 Instances
Amazon EC2 Trn2 Instances
Amazon EC2 UltraClusters
Amazon Web Services (AWS)

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

Xvisor

Company Location

United States

Company Website

xhypervisor.org

Company Facts

Organization Name

Amazon

Date Founded

1994

Company Location

United States

Company Website

aws.amazon.com/ec2/nitro/

Categories and Features

Categories and Features

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