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电子学报  2012 

基于SMP机群的层次化并行编程技术的研究

DOI: 10.3969/j.issn.0372-2112.2012.11.011, PP. 2206-2210

Keywords: SMP机群,层次化,混合编程,性能分析

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Abstract:

针对多核SMP机群的体系结构特点,讨论了MPI+OpenMP混合并行程序设计技术.提出了一种多层次化混合设计新方法.设计了N-body问题的多层次化并行算法,并在曙光5000A机群上与传统的混合算法作了性能方面的比较.结果表明,该层次化混合并行算法具有更好的扩展性和加速比.

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