A mobile agent based workflow rescheduling approach for grids

  • Authors:
  • Fangpeng Dong;Selim G. Akl

  • Affiliations:
  • Queen's University, Kingston, ON, Canada;Queen's University, Kingston, ON, Canada

  • Venue:
  • PDCS '07 Proceedings of the 19th IASTED International Conference on Parallel and Distributed Computing and Systems
  • Year:
  • 2007

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Abstract

This paper addresses the workflow rescheduling problem in the Grid where resource performance is fluctuating and hard to predict. Unlike existing rescheduling approaches targeting the same problem, the proposed a mobile agent based distributed approach. Once a workflow is submitted to a central workflow scheduler, an initial schedule for tasks in that workflow will be created first. Then, at the workflow run-time, mobile agents which carry those tasks will reschedule themselves by a rescheduling algorithm when resource performance changes.