Scalable runtime for MPI: Efficiently building the communication infrastructure

George Bosilca, Thomas Herault, Pierre Lemarinier, Ala Rezmerita, Jack J. Dongarra

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The runtime environment of MPI implementations plays a key role to launch the application, to provide out-of-band communications, enabling I/O forwarding and bootstrapping of the connections of high-speed networks, and to control the correct termination of the parallel application. In order to enable all these roles on a exascale parallel machine, which features hundreds of thousands of computing nodes (each of them featuring thousands of cores), scalability of the runtime environment must be a primary goal.

Original languageEnglish
Title of host publicationRecent Advances in the Message Passing Interface - 18th European MPI Users' Group Meeting, EuroMPI 2011, Proceedings
Pages342-344
Number of pages3
DOIs
StatePublished - 2011
Externally publishedYes
Event18th European Message Passing Interface Users' Group Meeting, EuroMPI 2011 - Santorini, Greece
Duration: Sep 18 2011Sep 21 2011

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume6960 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference18th European Message Passing Interface Users' Group Meeting, EuroMPI 2011
Country/TerritoryGreece
CitySantorini
Period09/18/1109/21/11

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