A performance measurement infrastructure for Co-array fortran

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    Abstract

    Co-Array Fortran is a parallel programming language for scientific applications that provides a very intuitive mechanism for communication, and especially, one-sided communication. Despite the benefits of this integration of communication primitives with the language, analyzing the performance of CAF applications is not straightforward, which is due, in part, to a lack of tools for analysis of the communication behavior of Co-Array Fortran applications. In this paper, we present an extension to the KOJAK toolkit based on a source-to-source translator that supports performance instrumentation, data collection, trace generation, and performance visualization of Co-Array Fortran applications. We illustrate this approach with a performance visualization of a Co-Array Fortran version of the Halo kernel benchmark using the VAMPIR event trace visualization tool.

    Original languageEnglish
    Pages (from-to)146-155
    Number of pages10
    JournalLecture Notes in Computer Science
    Volume3648
    DOIs
    StatePublished - 2005
    Event11th International Euro-Par Conference, Euro-Par 2005 - Lisbon, Portugal
    Duration: Aug 30 2005Sep 2 2005

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