Market Share Analysis: Operating System Software, Worldwide, 2011



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The operating system software market grew a modest 6% in 2011 to $32.2 billion due to the slow global economic recovery. Server operating systems were the major market driver in 2011 due to a surge in new server shipments and building of data centers.

Table of Contents

  • Market Share Data
  • Analysis
    • Overall Market Segment Performance Analysis
    • Top Vendors Analyzed
      • Microsoft Was Fueled by Windows (Server) Growth
      • IBM Gained Share in Unix Market
      • HP Saw Significant OS Revenue Loss
      • Oracle Solaris Flat, but OEL Surprised
      • Red Hat Maintained Leading Position in Linux (Server) Market
      • Mac OS Continues to Skyrocket
    • Other Notable Vendors
      • SUSE
      • Hitachi
    • Mergers and Acquisitions
    • OS Product Map
  • Recommended Reading
© 2012 Gartner, Inc. and/or its Affiliates. All Rights Reserved. Reproduction and distribution of this publication in any form without prior written permission is forbidden. The information contained herein has been obtained from sources believed to be reliable. Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartners research may discuss legal issues related to the information technology business, Gartner does not provide legal advice or services and its research should not be construed or used as such. Gartner shall have no liability for errors, omissions or inadequacies in the information contained herein or for interpretations thereof. The opinions expressed herein are subject to change without notice.

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