'Omp parallel' presentation slideshows

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

Parallel Processing with OpenMP

Parallel Processing with OpenMP. Doug Sondak Boston University Scientific Computing and Visualization Office of Information Technology sondak@bu.edu. Outline. Introduction Basics Data Dependencies A Few More Basics Caveats & Compilation Coarse-Grained Parallelization

1.19k views • 107 slides

Parallel Programming with OpenMP Jemmy Hu SHARCNET University of Waterloo January 18, 2012

1.17k views • 99 slides

Lecture 5: OpenMP and Performance Evaluation

Lecture 5: OpenMP and Performance Evaluation. Erich Strohmaier UT CS594 Feb 9, 2000. HPF and OpenMP. Two standards for parallel programming without explicit message passing. HPF targets data parallel applications for distributed memory MIMD systems.

773 views • 67 slides

Introduction to OpenMP Part I

824 views • 66 slides

Parallel Programming on the SGI Origin2000

Parallel Programming on the SGI Origin2000. Taub Computer Center Technion. Anne Weill-Zrahia. With thanks to Moshe Goldberg, TCC and Igor Zacharov SGI. Mar 2005. Parallel Programming on the SGI Origin2000. Parallelization Concepts SGI Computer Design Efficient Scalar Design

747 views • 59 slides

OpenMP www.openmp.org

650 views • 53 slides

The Multicore Programming Challenge

940 views • 50 slides

! serail code to demo data-sharing later program sharing-seq implicit none

/home/jemmyhu/CES706/openmp/Fortran/synch/. ! serail code to demo data-sharing later program sharing-seq implicit none integer, parameter :: N = 50000000 integer(selected_int_kind(17)) :: x(N) integer(selected_int_kind(17)) :: total integer :: i do i = 1, N x(i) = i

643 views • 46 slides

Recent Advances in the TAU Performance System Sameer Shende , Allen D. Malony University of Oregon

Recent Advances in the TAU Performance System Sameer Shende , Allen D. Malony University of Oregon. TAU Performance System Framework. T uning and A nalysis U tilities Performance system framework for scalable parallel and distributed high-performance computing

548 views • 42 slides

Towards a Performance Tool Interface for OpenMP: An Approach Based on Directive Rewriting

485 views • 39 slides

Review : Shared Memory Model

Review : Shared Memory Model. Data Scope Clauses. SHARED (list) PRIVATE (list) FIRSTPRIVATE (list) LASTPRIVATE (list) DEFAULT (list) THREADPRIVATE (list) COPYIN (list) REDUCTION (operator | intrinsic : list). Data Scope Example (shared vs private).

568 views • 39 slides

Porting a 2D Finite Volume Advection Code to the Intel MIC

469 views • 29 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

470 views • 26 slides

Comparing Cray Tasking and OpenMP NERSC User Services

Comparing Cray Tasking and OpenMP NERSC User Services. Overview of Cray Tasking Overview of OpenMP Directives Comparison Mixing OpenMP with MPI. Cray Shared-Memory Multiprocessors. 1982: X-MP 1, 2, or 4 processors 1985: Cray-2 4 processors 1988: Y-MP 8 processors

312 views • 20 slides

OpenMP Parallel Directives for Fortran Scientific Computing Department SDSC

OpenMP Parallel Directives for Fortran Scientific Computing Department SDSC. OpenMP and Directives. OpenMP is a parallel programming system based on Fortran directives

341 views • 19 slides

Parallel Processing (CS 730) Lecture 5: Shared Memory Parallel Programming with OpenMP *

Parallel Processing (CS 730) Lecture 5: Shared Memory Parallel Programming with OpenMP *. Jeremy R. Johnson Wed. Jan. 31, 2001 *Parts of this lecture was derived from chapters 1-2 in Chandra et al. Introduction.

340 views • 18 slides

Introduction to Mixed MPI and OpenMP

Introduction to Mixed MPI and OpenMP. Cray XE6 Workshop February 7, 2011 David Turner NERSC User Services Group. Parallel Models. MPI describes parallelism between processes (with separate address spaces) OpenMPI provides a shared-memory model within a process

352 views • 17 slides

Outline

Parallelism combining OpenMP and MPI Robert Sinkovits, Ph.D. sinkovit@sdsc.edu NPACI Parallel Computing Institute August 28 - September 1, 2000 San Diego Supercomputer Center. Outline. Purpose Show how we combine MPI and OpenMP Compiling and linking Discuss Available compilers

215 views • 12 slides

Fortran Arrays

169 views • 6 slides