Speed-Scaling-based Job/Tasks Deployment for Energy-efficient Datacenters in Cloud Computing

  • Authors:
  • Ke Han;Xiaobo Cai

  • Affiliations:
  • School of Humanities, Yunnan College of Business Management, Kunming, China;College of Basic Science and Information Engineering, Yunnan Agricultural University, Kunming, China

  • Venue:
  • Proceedings of the Second International Conference on Innovative Computing and Cloud Computing
  • Year:
  • 2013

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Abstract

Power management is one of the most challenging problems in cloud computing. A cloud data center could save the amount of energy used from speed scaling. The traditional theoretical research for speed scaling usually assume the power function as the form Sα. Moreover, more comprehensive support for Quality of Service (QoS) is essential by cloud computing providers. Thus, how to dealing with the power/performance trade-off is a burning question. Motivated by improving energy efficiency of the data center, we study policies by setting the speed of the processor for both goals of minimizing the total energy cost and meeting the specified QoS performance well. We initiate a model of speed scaling with weighted power energy, the QoS parameters can be induced to a qualitative concept as the weighting factor of energy consumptions. Based on this model, we propose a resource allocation policy based on the cooperative game theory for energy-efficient management of clouds. The simulation results show the efficiency of the method.