Sufficient Conditions for Optimal Multicast Communication

  • Authors:
  • Barbara D. Birchler;Abdol-Hossein Esfahanian;Eric Torng

  • Affiliations:
  • -;-;-

  • Venue:
  • ICPP '97 Proceedings of the international Conference on Parallel Processing
  • Year:
  • 1997

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Abstract

In this paper, we give a general technique for computing optimal multicast calling schedules in any multiprocessor system that utilizes a direct network interconnection structure as long as a few simple conditions are satisfied. Since almost any real system will satisfy these conditions, this result essentially means that multicast can always be performed in the ceiling of log (d+1) phases, where d is the number of multicast destinations. In particular, previous results on optimal multicast algorithms in specific direct network topologies \cite{far80,mck92,rob94} are simply corollaries of our result.