Market Share Analysis: Server Operating Systems, Worldwide, 2015

Archived Published: 20 May 2016 ID: G00294942


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Continual Unix-to-Linux migration and the upcoming Windows Server 2016 resulted in a mild negative decline of the server OS market at 2.0%. Data center expansion and cloud computing helped cost-effective and popular Linux grow 10.4%.

Table of Contents

  • Market Share Data
    • A Comment About Currency Fluctuations
  • Overall Market Segment Performance Analysis
    • Unix-to-Linux Migration Continues in Server OS Market
    • Overall OS Revenue Declined in Most Geographies
  • Top Vendors Analyzed
    • Microsoft Windows Server Growth Slowed, With Pending New Product Release
    • IBM OS Revenue Loss Widened
    • Red Hat Continues Its Double-Digit Growth
    • HP-UX's Loss Sent HP/HPE Server OS Revenue Growth to Negative Territory
    • Oracle Linux Grew, While Solaris Continued to Decline
  • Other Notable Vendors
    • Growth of Micro Focus Resulted From SUSE
    • Canonical/Ubuntu Grew Fast, Especially in Cloud
  • Mergers and Acquisitions
  • Gartner Recommended Reading
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