A New Dynamic Scheduling Algorithm for Real-Time Heterogeneous Multiprocessor Systems

  • Authors:
  • Yang YuHai;Yu Shengsheng;Bin XueLian

  • Affiliations:
  • -;-;-

  • Venue:
  • IITA '07 Proceedings of the Workshop on Intelligent Information Technology Application
  • Year:
  • 2007

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Abstract

In this paper, we investigate several potential processor selection policies for nonpreemptive scheduling of dynamically arriving real-time tasks (aperiodic task) in heterogeneous multiprocessor systems, and the P_IEFT policy among them is the best from the viewpoint of the schedule length. The P_IEFT policy selects the processor that minimizes the earliest finish time of a task. Simulation results show that the new algorithm using the P_IEFT policy outperforms the other algorithms that use the other processor selection policies.