Hybrid MPI and OpenMP
Parallel Sparse Matrix - Vector Product:Pure MPI and hybrid MPI-OpenMP implementation
... pure MPI implementation performs very well and is scalable up to approximately 48 processors for the smaller problems ...implemented hybrid MPI-OpenMP procedure for the parallel matrix-vector ...
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Portable Application-level Checkpointing for Hybrid MPI-OpenMP Applications
... on hybrid message-passing and shared memory ...on hybrid MPI-OmpSs ...for MPI and OpenMP parallel applications, is extended to cope with fail-stop failures in hybrid ...
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Performance model for hybrid MPI+OpenMP master/worker applications
... 1.1. HYBRID MPI+OPENMP APPLICATIONS CLASIFICATION 5 monly used programming models is the hybrid approach, with MPI [5] pro- cesses communicated processes using message passing and ...
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Achieving efficient strong scaling with PETSc using hybrid MPI/OpenMP optimisations
... of hybrid MPI/OpenMP parallelisation to optimise parallel sparse matrix-vector multiplication in PETSc, a widely used sci- entific library for the scalable solution of partial differential ...within ...
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A Hybrid MPI-OpenMP Strategy to Speedup the Compression of Big Next-Generation Sequencing Datasets
... Sequential data compression solutions that once were sufficient to efficiently store and distribute this information are now falling behind. In this paper we introduce phyN- GSC, a hybrid MPI-OpenMP ...
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Performance Modeling of Hybrid MPI/OpenMP Scientific Applications on Large-scale Multicore Supercomputers
... of OpenMP, MPI and hybrid applications with weak scaling on three large-scale multicore supercomputers: IBM POWER4, POWER5+ and BlueGene/P, and analyze the performance of these MPI, ...
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Biophysically Accurate Brain Modeling and Simulation using Hybrid MPI/OpenMP Parallel Processing
... of MPI parallelization with load balancing is larger than the MPI ...the hybrid MPI/OpenMP, only two MPI processes are ...each MPI process, multiple OpenMP ...
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Scalability of an Eulerian-Lagrangian large-eddy simulation solver with hybrid MPI/OpenMP parallelisation
... a hybrid MPI/OpenMP parallelisa- tion strategy is presented and implemented in a finite difference based large-eddy simulation code fea- turing the immersed boundary method which generally employs a ...
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Advanced Hybrid MPI/OpenMP Parallelization Paradigms for Nested Loop Algorithms onto Clusters of SMPs
... pure MPI parallelization, fine-grain hybrid MPI/OpenMP parallelization and coarse-grain MPI/OpenMP ...the hybrid programming model could potentially ex- ploit the ...
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Communication Characteristics and Hybrid MPI/OpenMP Parallel Programming on Clusters of Multi-core SMP Nodes
... principle, hybrid MPI+OpenMP presents similar challenges in terms of topology awareness, ...pure MPI. There is, however, the added complexity that standard OpenMP parallelization is ...
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Hybrid MPI+OpenMP parallelization of an FFT-based 3D Poisson solver that can reach 100000 CPU cores
... 1 Heat and Mass Transfer Technological Center, Technical University of Catalonia, Spain. 2 Keldysh Institute of Applied Mathematics of RAS, Russia. 3 Termo Fluids, S.L., Spain. Abstract: This work is devoted to the ...
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Experiences Using Hybrid MPI/OpenMP in the Real World: Parallelization of a 3D CFD Solver for Multi-Core Node Clusters
... using MPI. We tested the new hybrid code on different compute systems and iden- tified common benefits and challenges when combin- ing the two programming ...of MPI processes, which, in turn, ...
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Performance Comparison of Steady State Heat Conduction using MPI, OpenMP and Hybrid MPI-OpenMP
... KEYWORDS: FDM, MPI, OpenMP I. INTRODUCTION Over the past few decades, there have been a lot of researches and improvements done in the field of parallel computation. Researchers have been working hard for ...
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Hybrid MPI/OpenMP parallel support vector machine training
... involves OpenMP parallelization inside each MPI process, while communication between the MPI processes is made only outside of the OpenMP ...this hybrid approach to par- ...stability. ...
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Hybrid MPI/OpenMP Parallel Linear Support Vector Machine Training
... the hybrid OpenMP/MPI version of our software with one using only MPI, and also our implementation against three other parallel SVM ...of OpenMP threads set to 4, to match the number of ...
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Hybrid MPI/OpenMP Parallel Linear Support Vector Machine Training
... the hybrid OpenMP/MPI version of our software with one using only MPI, and also our implementation against three other parallel SVM ...of OpenMP threads set to 4, to match the number of ...
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Performance analysis of a hybrid MPI/OpenMP application on multi-core clusters
... 2.1. Hybrid Version The hybrid version of DL POLY was created by adding OpenMP directives into the existing message passing source ...using OpenMP in order to create the hybrid ...All ...
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A Hybrid MPI+OpenMP Solution of the Distributed Cluster-based Fish Schooling Simulator
... The hybrid parallelization of existing discrete-event individual-oriented MPI implementation may bring excellent results depending on the communication pattern among the MPI processes; p[r] ...
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Comparing the OpenMP, MPI, and Hybrid Programming Paradigm on an SMP Cluster
... two hybrid implementations based on different data distribution ...first hybrid MPI/OpenMP implementation is based on the versions described in [3] but uses a mixed multi-dimensional ...
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MPI Thread-Level Checking for MPI+OpenMP Applications
... 1. MPI+OpenMP examples showing different uses of MPI ...to MPI communications in a multithreaded context through three examples. MPI Allreduce in Listing ...block, MPI THREAD ...
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