【摘要】 MPICH与LAM是目前使用最广泛的MPI标准的实现。本文从设计思想和程序结构方面分析二者实现上的异同,重点比较可移植性和性能,并对二者最新版本进行了详细的性能测试。通过实例分析,提出设备层的设计要点,并为选择、移植和改进MPICH和LAM提出建议。更多还原

【Abstract】 MPICH and LAM are the most comprehensive MPI implementations recently. This paper compares their difference in implementation ,porting property and performance according to the design rationale and structure. It also gives guidance for choosing, porting and improving them, by providing analysis in implementation and performance testing results.更多还原