'Rank 0' diaporamas de présentation

Message-Passing Computing

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Introduction to Message Passing Interface (MPI)

Introduction to Message Passing Interface (MPI). Introduction. Shared-Memory Systems. Processor. Processor. Processor. Processor. Bus interface. Bus interface. Bus interface. Bus interface. Processor/. memory. us. Memory controller. All processors can access all of the shared memory.

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S3D: Performance Impact of Hybrid XT3/XT4

S3D: Performance Impact of Hybrid XT3/XT4. Sameer Shende tau-team@cs.uoregon.edu. Acknowledgements. Alan Morris [UO] Kevin Huck [UO] Allen D. Malony [UO] Kenneth Roche [ORNL] Bronis R. de Supinski [LLNL] John Mellor-Crummey [Rice] Nick Wright [SDSC] Jeff Larkin [Cray, Inc.]

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Paraguin Compiler

Paraguin Compiler. Version 2.1. Introduction. The Paraguin Compiler is a compiler that I am developing at UNCW (by myself basically) It is based on the SUIF Compiler infrastruction Using pragma s the user can direct the compiler (compiler directives) to produce and MPI program

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Message-Passing Computing

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Using compiler-directed approach to create MPI code automatically Paraguin Compiler Continued

Using compiler-directed approach to create MPI code automatically Paraguin Compiler Continued. ITCS4145/5145, Parallel Programming Clayton Ferner/B. Wilkinson March 11, 2014. ParagionSlides2.ppt.

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??????????? ???? 2:1 ??. ?????. for ?. for ? for( ??? ; ?? ; ??? ) { ?? 1; }. ???. ????? ?????. for ??? ???????????????? ?????????? ??????? 1 ???????? ???????? ???????????????. ??. No. Yes. ?? 1. ???. ??? ; ?? ; ??? ?????? ??? while ????????. ???. ???. ??. ???.

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Efficient Information Retrieval for Ranked Queries in Cost-Effective Cloud Environments

IEEE INFOCOM 2012, March Orlando, USA. Efficient Information Retrieval for Ranked Queries in Cost-Effective Cloud Environments. Presenter: Qin Liu a,b Joint work with Chiu C. Tan b , Jie Wu b , and Guojun Wang a. a Central South University, China b Temple University, USA. 2012-3-26.

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Problem Solving Strategies

Problem Solving Strategies. Partitioning Divide the problem into disjoint parts Compute each part separately Divide and Conquer Divide Phase: Recursively create sub-problems of the same type Base case Reached: Execute an algorithm

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Five Common Defect Types in Parallel Computing

Five Common Defect Types in Parallel Computing. Prepared for Applied Parallel Computing Prof. Alan Edelman. Taiga Nakamura University of Maryland. Introduction. Debugging and testing parallel programs is hard What kinds of mistakes do programmers make?

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Using distributed solvers in UG Utz-Uwe Haus, Yuji Shinano

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DQM status IV

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DQM status IV

179 views • 7 slides