OpenMP is a cross-platform multi-threading API which allows fine-grained task parallelization and synchronization using special compiler directives.
For OpenMP, when my code is using the functions in its API (for example, omp_get_thread_num()) without using …
c gcc openmpI would like to know (in a few words) what are the main differences between OpenMP and MPI.
mpi openmp differenceI have the following C/C++ code using OpenMP: int nProcessors=omp_get_max_threads(); if(argv[4]!=NULL){ printf("argv[4]: %…
c++ c parallel-processing openmpI have a problem with GCC. I want to update it to a new version, from the 4.2.1, to program with …
gcc openmp osx-mavericksI am trying to understand the exact difference between #pragma omp critical and #pragma omp single in OpenMP: Microsoft definitions …
parallel-processing openmpI'm trying to get openmp to run in my program on Mavericks, however when I try to compile using the …
c++ gcc clang openmp osx-mavericksI'm benchmarking software which executes 4x faster on Intel 2670QM then my serial version using all 8 of my 'logical' threads. …
multithreading openmp multicore hyperthreadingI came across an OpenMP code that had the collapse clause, which was new to me. I'm trying to understand …
c openmpI am trying to parallelize the following program, but don't know how to reduce on an array. I know it …
c++ parallel-processing openmp reductionI need to know the total number of threads that my application has spawned via OpenMP. Unfortunately, the omp_get_…
c++ parallel-processing openmp