Evaluating the performance of MPI-2 dynamic communicators and one-sided communication

Edgar Gabriel, Graham E. Fagg, Jack J. Dongarra

Research output: Contribution to journalReview articlepeer-review

9 Scopus citations

Abstract

This paper evaluates the performance of several MPI implementations regarding two chapters of the MPI-2 specification. First, we analyze, whether the performance using dynamically created communicators is comparable to the approach presented in MPI-1 using a static communicator for different MPI libraries. We than evaluate, whether the communication performance of one-sided communication on current machines, represents a benefit or a drawback to the end-user compared to the more conventional two-sided communication.

Original languageEnglish
Pages (from-to)88-97
Number of pages10
JournalLecture Notes in Computer Science
Volume2840
DOIs
StatePublished - 2003
Externally publishedYes

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