Task scheduling on heterogeneous devices in parallel pervasive systems (P2S)

  • Authors:
  • Sagar A. Tamhane;Mohan Kumar

  • Affiliations:
  • Computer Science and Engineering Department, University of Texas at Arlington, TX;Computer Science and Engineering Department, University of Texas at Arlington, TX

  • Venue:
  • HiPC'08 Proceedings of the 15th international conference on High performance computing
  • Year:
  • 2008

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Abstract

Parallel Pervasive Systems (P2S) comprise an ad hoc networkof pervasive devices such as cell phones, handheld computers, laptops,sensors and other devices that essentially form a parallel system.Most of the current work in pervasive computing and mobile adhoc networksexploit resources on remote devices to execute compute intensivetasks. In this paper, we present a distributed task scheduling algorithmcalled cluster based scheduling algorithm (CBS) for parallel processingof task graphs in pervasive environments. We reduce the communicationoverhead by considering the devices to be grouped into logical clusters.CBS does not require the task scheduler device to have knowledge of allcharacteristics of each device in the environment. The proposed schemeallows usage of multiple task scheduling algorithms. Simulation resultsdemonstrate time and energy efficient scheduling of tasks in heterogeneousenvironments.