格子Boltzmann算法并行性能的系统分析  

SYSTEMATIC ANALYSIS OF PARALLEL PERFORMANCE FOR LATTICE BOLZMANN METHOD

作　　者：张丹丹[1] 赵鹏[2] 钱跃竑[2] 

机构地区：[1]上海超级计算中心,上海201203 [2]上海市应用数学和力学研究所,上海200072

出　　处：《计算机应用与软件》2009年第12期12-15,共4页Computer Applications and Software

基　　金：国家自然科学基金项目(60203011)

摘　　要：从处理器映射方式、域分解方式、通信开销、通信模式、可扩展性等方面对格子Boltzmann算法的并行性能作了全面系统的分析,并提出了对该类并行程序效率定量化分析的方法。经过相应的测试与分析,说明该方法对提高大规模并行计算的效率具有指导作用。The parallel performance of Lattice Boltzmann method is analyzed comprehensively and systematically in the paper on the ways of processor-mapping, domain decomposition,communication cost,communication mode, scalability and other aspects, and the quantitative analysis method for efficiency of parallel programs of such class is also proposed. After corresponding test and analysis, this method is demonstrated to have a guiding role for improving efficiency of the large-scale parallel computing.

关 键 词：格子Boltzmann算法 并行计算 性能分析 定量分析 

分 类 号：TP311[自动化与计算机技术—计算机软件与理论] O357.1[自动化与计算机技术—计算机科学与技术]