Gartner Research

Make Room for Opportunity and Innovation by Decommissioning Legacy Systems

Published: 04 September 2013

ID: G00255462

Analyst(s): Barry Runyon


IT systems are routinely replaced by more-functional or cost-effective alternatives; however, migrating legacy data can be complex and costly. As a result, obsolete systems are left in service. HDO CIOs should use this research to reduce expense and risk, and free up budget for new opportunities.

Table Of Contents
  • Key Challenges



  • Prioritize Systems for Decommissioning by Using Criteria That Take Into Account the Ongoing Costs, Contractual Flexibility, and Technical and Compliance Risks That Each Decommissioning Candidate Represents
  • Use Server Virtualization to Consolidate Your Decommissioning Candidates to Reduce Hardware, Facility and Support Costs, as Well as Simplifying Administration and Monitoring
  • Reduce Discovery Risk by Purging and/or Archiving Legacy Data During Decommissioning Based on Recognized Retention Guidelines

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