Distributed Cooperative Control for Adaptive Performance Management

  • Authors:
  • Mianyu Wang;Nagarajan Kandasamy;Allon Guez;Moshe Kam

  • Affiliations:
  • Drexel University;Drexel University;Drexel University;Drexel University

  • Venue:
  • IEEE Internet Computing
  • Year:
  • 2007

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Abstract

The authors' distributed cooperative-control framework uses concepts from optimal control theory to adaptively manage theperformance ofcomputer clusters operating in dynamic and uncertain environments. Decomposing the overall performance-management probleminto smaller sub problems that individual controllers solve cooperatively allows for the scalable control of large computing systems. Theframework also adapts to controller failures and allows for the dynamic addition and removal of controllers during system operation. Thisarticle presents a case study showing how to manage the dynamic power consumed by a computer cluster processing a time varying Webworkload.