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Continuous Delivery Message Dissemination Problems under the Multicasting Communication Mode

机译:组播通信模式下的连续传递消息传播问题

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We consider the Continuously Delivery Message Dissemination (CDMD) problem over the n processor single-port complete (all links are present and are bi-directional) static network with the multicasting communication primitive. This problem has been shown to be NP-complete even when all messages have equal length. For the CDMD problem we present an efficient approximation algorithm to construct a message routing schedule with total communication time at most 3.5d, where d is the total length of the messages that each processor needs to send or receive. The algorithm takes O(qn) time, where n is the number of processors and q is the total number of messages that the processors receive.
机译:我们考虑具有多播通信原语的n个处理器单端口完整(所有链路都存在并且是双向的)静态网络上的连续传递消息分发(CDMD)问题。即使所有消息的长度相同,也已证明此问题是NP完全的。对于CDMD问题,我们提出一种有效的近似算法,以构造一个总通信时间最多为3.5d的消息路由调度,其中d是每个处理器需要发送或接收的消息的总长度。该算法花费O(qn)时间,其中n是处理器数量,q是处理器接收的消息总数。

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