Gartner Research

Maximize the Value of Disk Autotiering With These Deployment Recommendations

Published: 11 December 2013

ID: G00257801

Analyst(s): Stanley Zaffos, Valdis Filks


Automated disk tiering reduces storage capacity costs and increases storage management productivity. However, the implementations are very different, and IT departments planning to implement autotiering must be aware of the strengths and repercussions.

Table Of Contents


  • What You Need to Know
  • The Evolution of Disk Autotiering Follows Server Memory Management
    • Block or Page Size Issues and Choices
  • Evaluation Metrics
    • Disruption
    • Performance
    • Ease of Use
    • Cost-Effectiveness
  • Organizational Issues
    • Recommendations
  • User-Reported Problems
    • The System Is Broken
    • The Disaster Recovery (DR) System Is Broken
    • Reconfiguring and Reassociating Storage Pools
  • Summary

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