1. RED HAT ENTERPRISE VIRTUALIZATION FOR SERVERS: COMPETITIVE FEATURES RED HAT ENTERPRISE VIRTUALIZATION FOR Red Hat Enterprise Virtualization Hypervisor: A modern SERVERS hypervisor based on KVM which can deployed either as: Server virtualization offers tremendous benefits for the included standalone, small footprint, high enterprise IT organizations server consolidation, hardwareperformance, secure hypervisor based on the Red abstraction, and internal clouds deliver a high degree ofHat Enterprise Linux kernel. operational efficiency. However, today, server virtualization is not used pervasively in the production enterprise Or datacenter. Some of the barriers preventing wide-spread Red Hat Enterprise Linux 5.4: The latest Red Hat adoption of existing proprietary virtualization solutions areEnterprise Linux platform release (purchased performance, scalability, security, cost, and ecosystemseparately) that integrates KVM hypervisor challenges.technology, allowing customers to increase their Red Hat Enterprise Virtualization for Servers is an end-to-operational and capital efficiency by leveraging the end virtualization solution that is designed to overcome same hosts to run both native Red Hat Enterprise these challenges, enable pervasive datacenter virtualization,Linux applications and virtual machines running and unlock unprecedented capital and operational efficiency. supported guest operating systems.The Red Hat Enterprise Virtualization portfolio builds upon FEATURES & BENEFITS the Red Hat Enterprise Linux platform that is trusted by When you are choosing a virtualization platform for your millions of organizations around the world for their most datacenter, your architecture and capabilities may be limited mission-critical workloads. Combined with KVM, the latest by the features offered by each product. This document generation of virtualization technology, Red Hat Enterprise details the features and benefits of the Red Hat Enterprise Virtualization for Servers delivers a secure, robust Virtualization for Servers product in comparison with virtualization platform with unmatched performance and VMware vSphere 4 (currently shipping as of the date of scalability for Red Hat Enterprise Linux and Windows publication), Microsoft Hyper-V 2008 R2 (expected to guests. ship in the second half of 2009), and VMware Virtual The Red Hat Enterprise Virtualization for Servers product Infrastructure 3.5 (widely deployed in existing virtualized consists of the following components: environments). Red Hat Enterprise Virtualization Manager for Servers: AThis document is designed to give you information about feature-rich server virtualization management system that Red Hat Enterprise Virtualization for Servers, and to allow provides advanced management capabilities for hosts and you to compare features and benefits across multiple guests, including high availability, live migration, storagevirtualization platforms. management, system scheduler, and more.

2. FEATURERed HatVMware vSphere Microsoft Hyper-V VMware VirutalEnterprise 4.02008 R2 Infrastructure 3Virtualization forServers Hypervisor Features Bare Metal Hypervisor: A bare metal X XNO. Server Core X hypervisor is one that installs directly onand Hyper-V the server hardware without requiring aServer 2008R2 full operating system. Red Hat installations are Enterprise Virtualization leverages theminimum 3GB disk modularity of Red Hat Enterprise Linux space. to provide hypervisor functionality without requiring a monolithic operating system to reside on. Small Footprint: The Red Hat XXNO X Enterprise Virtualization hypervisor is