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好的串行代码与好的并行代码的区别(Zz)

2010-11-08 16:11 330 查看
好的串行代码好的并行代码
Good sequential code minimizes total number of operations.Good parallel code often performs redundant operations to reduce communication.

Good sequential algorithms minimize space usageGood parallel code often requires extra space to permit temporal decoupling

Sequential idioms stress linear problem decompositionGood parallel code usually requires multiway problem decomposition and multiway aggregation of results

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