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Experiments for Assessing Computation/Communication Overlap of MPI Nonblocking Collectives

Abstract : We present experimental results for evaluating non-blocking MPI collectives. We compute several metrics to asses the efficiency of the overlap for different MPI library, with different configurations and for different hardware.
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https://hal.inria.fr/hal-03012097
Contributor : Emmanuel Jeannot <>
Submitted on : Wednesday, November 18, 2020 - 1:39:13 PM
Last modification on : Saturday, November 21, 2020 - 3:06:56 AM

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Distributed under a Creative Commons Attribution - NonCommercial - NoDerivatives 4.0 International License

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  • HAL Id : hal-03012097, version 1

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Alexandre Denis, Julien Jaeger, Emmanuel Jeannot, Florian Reynier. Experiments for Assessing Computation/Communication Overlap of MPI Nonblocking Collectives. [Research Report] RR-9367, Inria & Labri, Univ. Bordeaux; CEA, CEA/DAM/DIF, Bruyères-le-Châtel, France. 2020, pp.39. ⟨hal-03012097⟩

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