Characterizing the performance of OVERFLOW on linux beowulf architectures

Thomas Hauser, Raymond P. Lebeau, George P. Huang

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

    Abstract

    Linux PC Clusters are a cost effective platform for parallel computational fluid dynamics (CFD) applications. In this paper we compare the performance of the OVERFLOW application on multiple clusters. Different networking architectures, from inexpensive switched Fast Ethernet to high performance networks like Myrinet interconnect, are considered in our performance evaluation. Likewise, a variety of node constructions are considered, from IA32 commodity processors to 64-bit MP (Multi-Processor) configurations. Single processor performance as well as the overall parallel performance using multiple sizes for benchmark cases are compared and evaluated to find the most cost effective parallel platform for OVERFLOW along with where the code's performance can likely be improved on these systems.

    Original languageEnglish
    Title of host publicationCollection of Technical Papers - 44th AIAA Aerospace Sciences Meeting
    Pages3345-3357
    Number of pages13
    StatePublished - 2006
    Event44th AIAA Aerospace Sciences Meeting 2006 - Reno, NV, United States
    Duration: Jan 9 2006Jan 12 2006

    Publication series

    NameCollection of Technical Papers - 44th AIAA Aerospace Sciences Meeting
    Volume5

    Conference

    Conference44th AIAA Aerospace Sciences Meeting 2006
    Country/TerritoryUnited States
    CityReno, NV
    Period01/9/0601/12/06

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