Forum topic

OpenMP slower than no OpenMP

Here is a Friday post that has a sufficient lack of information that will probably be impossible to answer.  I have some older Fortran code I'm trying to improve the performance of.

Authored by joe Last updated on 09/28/2018 - 14:18
Forum topic

OpenMP and MKL

Hello,

I have a program where at one point I call a function.

Authored by Gordon F. Last updated on 06/24/2016 - 12:29
Forum topic

MPI/openMP segmentation error

Hello,

when I run my program on two nodes, and set the number of threads larger than 1 (i.e., 2-16 threads), I've encountered the segmentation error:

Authored by Last updated on 02/16/2017 - 19:44
Forum topic

MPI openmp fopenmp oopenmp qopenmp

On Linux, using Eclipse, I am creating a C project that uses a combination of MPI and OpenMP.

Authored by jimdempseyatthecove (Blackbelt) Last updated on 06/14/2016 - 08:32
Forum topic

OpenMP problem with Threads Number

Hi,

Authored by Last updated on 05/01/2018 - 21:44
Forum topic

how to run the hybrid MPI/OpenMP

Hi, Dear Sir or Madam,

Authored by dingjun.chencmgl.ca Last updated on 01/07/2015 - 15:21
Forum topic

Stack Overflow because of OpenMP on Windows

Hi,

Authored by Last updated on 05/05/2016 - 06:38
Forum topic

Tutorial on analyzing hybrid OpenMP+MPI applications

Discover how to use Intel® Parallel Studio to tune hybrid applications by reviewing MPI utilization inefficiencies and balancing thread load levels.

Authored by Gergana S. (Blackbelt) Last updated on 11/29/2017 - 08:46
Forum topic

efficent methood for hybrid OpenMP and MPI

Hi, I have a question about an efficient method for extending well implemented scientific code written using C++ and OpenMP, to MPI layer.

Authored by Lukasz S. Last updated on 11/23/2016 - 11:47
Forum topic

Intel mpi/openmp hybrid programming on clustering!

Hello, Admin!

Authored by Last updated on 12/07/2014 - 15:10