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Mulya Agung,Muhammad Alfian Amrizal,Ryusuke Egawa,Hiroyuki Takizawa
Pág. 71 - 90
Mapping MPI processes to processor cores, called process mapping, is crucial to achieving the scalable performance on multi-core processors. By analyzing the communication behavior among MPI processes, process mapping can improve the communication locali...
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Masayuki Sato,Takuya Toyoshima,Hikaru Takayashiki,Ryusuke Egawa,Hiroaki Kobayashi
Pág. 4 - 19
A modern memory system is equipped with many memory channels to obtain a high memory bandwidth. To take the advantage of this organization, applications? data are distributed among the channels and transferred in an interleaved fashion. Although memory-i...
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Kenta Yamaguchi,Takashi Soga,Yoichi Shimomura,Thorsten Reimann,Kazuhiko Komatsu,Ryusuke Egawa,Akihiro Musa,Hiroyuki Takizawa,Hiroaki Kobayashi
Pág. 36 - 47
Modern supercomputers consist of multi-core processors, and these processors have recently employed vector instructions, or so-called SIMD instructions, to improve performances. Numerical simulations need to be vectorized in order to achieve higher perfo...
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