...EGER,5, & 99999,MPI_COMM_WORLD,status,ierr ) z 其他点对点通信函数:参考手册; 23 4.聚合通信(Collective Communication) z 定义:属于同一通信器的所有 MPI 进程均必须参与 的通信操作; z 参与方式:调用同一聚合通信函数; z 函数类型: 同步通信函...
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All these make it difficult to optimize the collective communication routes.
这种异构性增加了全局通讯路径有效优化的难度。
参考来源 - 集群计算环境全局通讯优化的研究与实现Thereby, studying of the efficiency of the collective communication is the emphases of this paper.
因此,本文把聚合通信算法的效率作为研究重点。
参考来源 - 聚合通信算法测试分析与理论研究And then, some people presented two-level topology-aware collective communication operation algorithm (e. g. MAGPIE).
于是,近来有人提出了两层的已知拓扑型集合通信算法(例如MAGPIE)。
参考来源 - 网格环境下对已知拓扑型集合通信的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Then a parallel computing strategy of domain division and collective communication is proposed.
提出了区域划分和聚合通信的并行计算策略。
Broadcast is the most typical collective communication operation in an MPI library, it directly affects the performance of MPI applications.
mpi库中的集合通信操作中最典型的操作就是广播,广播通信性能的好坏直接影响了MPI应用程序的性能。
Thus, the research on interconnection networks and collective communication is crucial to increase the performance of multicomputers so as to improve the execution efficiency of parallel applications.
因此研究互连网络及相关的聚合通信算法对提高并行计算机的性能,进而提高并行应用程序的执行效率具有重要的意义。
According to Eliot, the modern world lacks a center, a kind of set of collective beliefs and commitments that would enable communication between us.
根据艾略特所说,现代世界缺少一个中心,缺少一套共有的信仰和承诺,来促成人与人之间的交流。
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