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2011 Fiscal Year Final Research Report

Runtime Optimization Technologies for Communications of CA

Research Project

  • PDF
Project/Area Number 21700036
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Software
Research InstitutionKyushu University

Principal Investigator

NANRI Takeshi  九州大学, 情報基盤研究開発センター, 准教授 (70284578)

Project Period (FY) 2009 – 2011
Keywords並列処理 / 動的最適化
Research Abstract

Parallel programs on parallel computers invoke communications among processes to progress in their executions. In this project, a technique that choose the appropriate algorithm of such communications according to the status of the program at runtime is introduced, so that it can reduce the time for communication and enable efficient execution of the programs. Results of experiments showed the effectiveness of the proposed technique.

  • Research Products

    (8 results)

All 2012 2011 2010 2009

All Presentation (8 results)

  • [Presentation] Efficient Runtime Algorithm Selection of Collective Communicationwith Topology-Based PerformanceModels2012

    • Author(s)
      Takeshi Nanri and Motoyoshi Kurokawa
    • Organizer
      The 2012 International Conference on Parallel and Distributed Processing Techniques and Applications
    • Place of Presentation
      To appear
    • Year and Date
      20120700
  • [Presentation] ランク配置に応じた集団通信アルゴリズム動的選択技術の提案2012

    • Author(s)
      南里豪志、黒川原佳
    • Organizer
      第133回ハイパフォーマンスコンピューティング研究会
    • Year and Date
      20120300
  • [Presentation] Effect of Dynamic Algorithm Selection of All-to-All Communication on Environments with Unstable Network Speed2011

    • Author(s)
      Takeshi Nanri and Motoyoshi Kurokawa
    • Organizer
      International Conference on High Performance Computing & Simulation
    • Year and Date
      20110700
  • [Presentation] A Method for Predicting a Penalty of Contentions by Considering Priorities of Routing among Packets on Direct Interconnection Network2011

    • Author(s)
      Yoshiyuki Morie, Takeshi Nanri, Ryutaro Susukita and Koji Inoue
    • Organizer
      in Proceedings of the International Joing Conference on Computational Sciences and Optimization
    • Year and Date
      20110400
  • [Presentation] ask Allocation Method for Avoiding Contentions by the Information of Concurrent Communications2011

    • Author(s)
      Yoshiyuki Morie, Takeshi Nanri and Motoyoshi Kurokawa
    • Organizer
      Proceedings of IASTED PDCN
    • Year and Date
      20110200
  • [Presentation] Runtime Load-balancing Technique for Sparse MatrixVector Multiplication2010

    • Author(s)
      Kenichiro Kusaba, Takeshi Nanri and Seiji Fujino
    • Organizer
      nternational Workshop on Innovative Architecture
    • Year and Date
      20100000
  • [Presentation] ARobustDynamicOptimizationfor MPI AIItoall Operation2009

    • Author(s)
      yacintheNzigouMamadou, TakeshiNanri, andKazuakiMurakami
    • Organizer
      8th Internationa lHeterogeneity in Computing Workshop
    • Year and Date
      20090000
  • [Presentation] A Dynamic Solution for Efficient MPI Collective Communications2009

    • Author(s)
      yacinthe Nzigou Mamadou, FengLong Gu, Vivien Oddou, Takeshi Nanri, Kazuaki Murakami
    • Organizer
      Internationalworkshop on HPC and Grid Applications
    • Year and Date
      20090000

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Published: 2013-07-31  

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