Sequential and Parallel Approaches to IncorporateReliability in the Synthesis of Computer Networks

  • Authors:
  • Steven Chamberland;Brunilde Sanso

  • Affiliations:
  • -;-

  • Venue:
  • Journal of Network and Systems Management
  • Year:
  • 1997

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Abstract

This paper presents a scenario-orientedoptimization model and solution algorithm to solve thejoint routing/capacity assignment problem for computernetworks. The advantage of this model is that failures are directly dealt with at the design stage.The model helps to find a suitable trade-off betweencapacity assignment and performance in the event offailures. As accounting for major failures can be very time consuming, we introduce parallelism as atool to solve this type of problem. Two parallelversions of the algorithm were implemented. Bothparallel versions were found to be extremely efficientin reducing computational time, the one presentingtwo levels of parallelization was found more suitablefor larger networks.