A knowledge-based apporach to scheduling jobs in metacomputer environment

  • Authors:
  • Jarek Nabrzyski;Juliusz Puckacki;Maciej Stroińsky

  • Affiliations:
  • Poznań Supercomputing and Networking Center;Poznań Supercomputing and Networking Center;Poznań Supercomputing and Networking Center

  • Venue:
  • EURO-PDP'00 Proceedings of the 8th Euromicro conference on Parallel and distributed processing
  • Year:
  • 2000

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Abstract

The importance of metacomputing is without question. Only such a use of distributed resources, as in metacomputing, has the potential to maximize performance and cost effectiveness of a wide range of scientific and distributed applications. There are several projects that address the metacomputing area. Globus [Globus97], [Globus98], Legion [Legion], HPCM [HPCM98] are only a few examples. However, in most cases resource dynamics are not taken into account. In this paper we present a concept of the metacomputer management software based on the expert system techniques. The knowledge about some specific aspects of metacomputing, like system specific knowledge, communication networks parameters, architecture specialization, run-time scheduling techniques, optimal resource allocation etc. is kept and managed by different experts. They negotiate with each other to make up a common scheduling decision.