Virtualization for Dummies

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  • Bernard GoldenMargaret LewisTim Mueting

    Compliments of

    Create a dynamic data center

    Allocate memory where its needed

    Save energy, time, and money

    Improve security and scalability

    Learn to:

    Virtualization

    2nd AMD Special EditionMaking Everything

    Easier!

    Open the book and find:

    A look at microprocessor advancements that help improve virtualization performance

    An overview of the different types of hypervisors

    How virtualization helps reduce power consumption in the data center

    An explanation of how memory is virtualized

    Bernard Golden is a cloud computing expert and the author of Virtualization For Dummies. Margaret Lewis is currently director of Software Solutions for AMD, focusing on identifying the next gen software solutions for AMD products. Tim Mueting is responsible for AMDs virtualization solution strategy.

    ISBN: 978-0-470-64412-6 AMD tracking number: 42139-CNot for resale

    Go to Dummies.comfor videos, step-by-step photos,

    how-to articles, or to shop!

    It seems like everywhere you go these days, someone is talking about virtualization. Technical magazines trumpet the technology on their covers. Virtualization sessions are featured prominently at technology conferences. Basically, virtualization is a technical innovation designed to increase the level of system abstraction and enable IT users to harness ever-increasing levels of computer performance.

    Virtualizations background understand where it came from and better know its moving parts

    Putting virtualization to work what it can do for you and your company

    Hardware-assisted virtualization AMD hard-ware features that help you get the most out of your virtualization environment

    Vir tualization for the desktop and client server hosted desktops help improve manageability, security, and reduce costs

    Understand how virtualization works and figure out whether its right for you

  • About AMDAdvanced Micro Devices (AMD) is an innovative technology company dedicated to collaborating with customers and technology partners to ignite the next generation of computing and graphics solutions at work, home, and play. AMD Opteron processors offer uncompromised design and deliver unprecedented performance-per-watt capabilities, providing the scalability needed to drive demanding and data-intensive applications.

    These materials are the copyright of Wiley Publishing, Inc. and any dissemination, distribution, or unauthorized use is strictly prohibited.

  • VirtualizationFOR

    DUMmIES

    2ND AMD SPECIAL EDITION

    by Bernard Golden, Margaret Lewis, and Tim Mueting

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    These materials are the copyright of Wiley Publishing, Inc. and any dissemination, distribution, or unauthorized use is strictly prohibited.

  • Virtualization For Dummies, 2nd AMD Special EditionPublished byWiley Publishing, Inc.111 River StreetHoboken, NJ 07030-5774www.wiley.com

    Copyright 2010 by Wiley Publishing, Inc., Indianapolis, Indiana

    Published by Wiley Publishing, Inc., Indianapolis, Indiana

    No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, scanning or otherwise, except as permitted under Sections 107 or 108 of the 1976 United States Copyright Act, without the prior written permission of the Publisher. Requests to the Publisher for permission should be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008, or online at http://www.wiley.com/go/permissions.

    Trademarks: Wiley, the Wiley Publishing logo, For Dummies, the Dummies Man logo, A Reference for the Rest of Us!, The Dummies Way, Dummies.com, Making Everything Easier, and related trade dress are trademarks or registered trademarks of John Wiley & Sons, Inc. and/or its affiliates in the United States and other countries, and may not be used without written permission. AMD, the AMD Arrow logo,ATI, the ATI Logo, AMD Opteron, AMD-P, AMD Virtualization, AMD-V, CoolCore, FirePro, and combinations thereof are trademarks of Advanced Micro Devices, Inc. HyperTransport is a licensed trademark of the HyperTransport Technology Consortium. All other trademarks are the property of their respective owners. Wiley Publishing, Inc., is not associated with any product or vendor mentioned in this book.

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    ISBN: 978-0-470-64412-6

    Manufactured in the United States of America

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  • Table of ContentsIntroduction ....................................................... 1

    About This Book ........................................................................ 2Foolish Assumptions ................................................................. 2Icons Used in This Book ............................................................ 2

    Chapter 1: The Roots of Virtualization . . . . . . . . . . . . . . . .3Why Virtualization ..................................................................... 3Coming Up with the Concept.................................................... 4The Hypervisor .......................................................................... 4Virtualization Makes Hardware More Important ................... 7The Virtualization Revolution in Hardware ............................ 7

    Chapter 2: Putting Virtualization to Work . . . . . . . . . . . .11What Virtualization Delivers .................................................. 11Who Needs Virtualization Technology? ................................ 12AMD Opteron Processor: Moving toward Green ............... 15

    Chapter 3: AMD Virtualization (AMD-V) Technology . . . . . . . . . . . . . . . . . . . . . . . . . .19

    Virtualizing Memory ................................................................ 20AMD-V Technology: Better Virtualization through

    Better Allocation .................................................................. 21AMD Technology Helps Manage Memory ............................. 22Extending Virtualization to Devices ...................................... 24

    Chapter 4: Virtualization for the Desktop and Client . . . . 29The Rise of Desktop Virtualization ........................................ 30High-Performance Graphics for Virtual Desktops ............... 30Client Virtualization: The New Kid on the Block.................. 31Hardware Extensions Aid Client Virtualization .................... 33Use Cases for Client Virtualization ........................................ 33

    Chapter 5: Ten Great Reasons to Invest in Virtualization Hardware . . . . . . . . . . . . . . . . . . . . . .37

    Create a Dynamic Data Center ............................................... 37Help Ease Power Consumption and Stay Cool .................. 38Provide Better Security ........................................................... 39Run Legacy Software on Non-Legacy Hardware .................. 39Develop and Test New Stuff Easily ........................................ 40Run Multiple Operating Systems on the Same Hardware ... 40Improve Scalability .................................................................. 41Enhance Your Hardware Utilization ...................................... 41Create a Manageable Upgrade Path....................................... 41Manage Outages (Expected and Unexpected) Dynamically ....42

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