An interface to support the identification of dynamic MPI 2 processes for scalable parallel debugging

Christopher Gottbrath, Brian Barrett, Bill Gropp, Ewing Lusk, Jeff Squyres

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This paper proposes an interface that will allow MPI 2 dynamic programs - those using MPI SPAWN, CONNECT/ACCEPT, or JOIN - to provide information to parallel debuggers such as TotalView about the set of processes that constitute an individual application. The TotalView parallel debugger currently obtains information about the identity of processes directly from the MPI library using a widely accepted proctable interface. The existing interface does not support MPI 2 dynamic operations. The proposed interface supports MPI 2 dynamic operations, subset debugging, and helps the parallel debugger assign meaningful names to processes.

Original languageEnglish (US)
Title of host publicationRecent Advances in Parallel Virtual Machine and Message Passing Interface - 13th European PVM/MPI User's Group Meeting, Proceedings
PublisherSpringer
Pages115-122
Number of pages8
ISBN (Print)354039110X, 9783540391104
DOIs
StatePublished - 2006
Externally publishedYes
Event13th European PVM/MPI User's Group Meeting - Bonn, Germany
Duration: Sep 17 2006Sep 20 2006

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume4192 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Other

Other13th European PVM/MPI User's Group Meeting
Country/TerritoryGermany
CityBonn
Period9/17/069/20/06

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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