'Parallel region' diaporamas de présentation

Parallel Computing with OpenMP on distributed shared memory platforms

Parallel Computing with OpenMP on distributed shared memory platforms. Gabriel Mateescu National Research Council Canada gabriel.mateescu@nrc.ca www.sao.nrc.ca/~gabriel/openmp September 26, 2002. Agenda. Why OpenMP ? Elements of OpenMP Scalable Speedup and Data Locality

1.46k views • 122 slides

Writing and tuning OpenMP programs on distributed shared memory platforms

Writing and tuning OpenMP programs on distributed shared memory platforms. Gabriel Mateescu National Research Council Canada gabriel.mateescu@nrc.ca www.sao.nrc.ca/~gabriel/openmp. Agenda. Why OpenMP ? Elements of OpenMP Scalable Speedup and Data Locality

1.27k views • 113 slides

David J. Lilja Department of Electrical and Computer Engineering University of Minnesota

Exploiting Incorrectly Speculated Memory Operations in a Concurrent Multithreaded Architecture (Plus a Few Thoughts on Simulation Methodology). David J. Lilja Department of Electrical and Computer Engineering University of Minnesota lilja@ece.umn.edu. Acknowledgements.

907 views • 74 slides

Introduction to OpenMP

Introduction to OpenMP. Rogelio Long CS 5334/4390 January 31, 2017. Acknowledgment. These slides are adapted from the Lawrence Livermore OpenMP Tutorial by Blaise Barney at https://computing.llnl.gov/tutorials/openMP/ and the

577 views • 56 slides

Parallelize Codes Using Intel Software

Parallelize Codes Using Intel Software. ??????????? ??? james@ancad.com. Included below are copies of slides that were presented by the ARB during a tutorial on OpenMP programming at SC'99. iThinker64 Tutorial: Agenda. Setting the stage Parallel computing, hardware, software, etc.

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? 13 ? ????????????

? 13 ? ????????????. 13.1 Introduction. In the necessity of more and more computational power, the developers of computing systems started to think on using several of their existing computing machines in a joined manner.

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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.

393 views • 39 slides

Parallel Programming with OPENMP

Parallel Programming with OPENMP. Akhila Prabhakaran Consultant Scientist/Technologist Supercomputer Education and Research Centre Indian Institute of Science akhilap@iisc.ac.in. OPENMP: Motivation. Sequential program uses a single core/ processor while all other processors are idle.

542 views • 37 slides

OpenMP Lecture #4 Performance Tuning

524 views • 35 slides

Parallel Programming with OpenMP

358 views • 35 slides

NewsFlash!!

629 views • 33 slides

OpenMP

OpenMP. E. Bruce Pitman October, 2002. Outline . What is OpenMP Multi-threading How to use OpenMP Limitations OpenMP + MPI References. What is OpenMP?. A portable standard for shared memory multi-processing A library of compiler directives Fine-grained (loop-level)

489 views • 30 slides

Shared Memory Parallelization

Shared Memory Parallelization. Outline What is shared memory parallelization? OpenMP Fractal Example False Sharing Variable scoping Examples on sharing and synchronization. Shared Memory Parallelization. All processors can access all the memory in the parallel system

471 views • 26 slides

Computer architecture II

Computer architecture II. Programming: POSIX Threads OpenMP. OpenMP overview. Open specifications for Multi Processing A set of API for writing multi threaded applications C/C++ and Fortran Thread-based parallelism fork/join model OpenMP Compiler directives. Library calls

362 views • 24 slides

OpenMPI

OpenMPI. Majdi Baddourah. https://computing.llnl.gov/tutorials/mpi/. What is OpenMP. An Application Program Interface (API) that may be used to explicitly direct multi-threaded, shared memory parallelism Comprised of three primary API components: Compiler Directives

432 views • 23 slides

Supporting OpenMP and other Higher Languages in Dyninst

Supporting OpenMP and other Higher Languages in Dyninst. Nick Rutar University of Maryland. Parallel Language Support for Dyninst. OpenMP and other parallel languages are becoming more popular Advantageous to parse and instrument New languages on horizon

344 views • 17 slides

Supporting OpenMP and other Higher Languages in Dyninst

Supporting OpenMP and other Higher Languages in Dyninst. Nick Rutar University of Maryland. Parallel Language Support for Dyninst. OpenMP and other parallel languages are becoming more popular Advantageous to parse and instrument New languages on horizon

175 views • 17 slides