Filters

Forum topic

Analyze openmp program - no openmp region displayed

Hi, I'm alayzing my openmp program using Intel vtune 2016. I used the -fopenmp flag when compiling and it runs on a 4-core machine.

Authored by Last updated on 06/05/2016 - 02:26
Forum topic

Intel OpenMP vs LLVM OpenMP runtimes

Hello,

Authored by Richard, Jérôme Last updated on 09/11/2018 - 09:11
Forum topic

icpc: -openmp not supported

Hi.

I am trying to compile simple code using openmp.

Here is the code (file test.cpp):  

Authored by rewqre f. Last updated on 10/27/2016 - 23:30
Article

Parallelization Using OpenMP*

 

Compiler Methodology for Intel® MIC Architecture

Authored by admin Last updated on 03/21/2019 - 12:00
Forum topic

OpenMP min/max reduction

A knowledgeable customer asked why there is no OpenMP min or max reduction for C, as there is for Fortran. I agreed this seems useful.

Authored by Tim P. (Blackbelt) Last updated on 05/08/2014 - 13:45
Forum topic

use OpenMP in Xcode

i want to use OpenMP lib in Xcode with intel compiler, but when i use "#include <omp.h>" it show me "'omp.h' file not found".

Authored by jafari, ali Last updated on 03/05/2019 - 13:36
Forum topic

OpenMP 4.0 target directives

I tried to get an OpenMP 4.0 test case to run where the code calls a user library that is compiled for host and mic (-mmic)

Authored by Last updated on 04/03/2014 - 20:45
Forum topic

Debugging OpenMP programs

Hello,

I have a program - call it A - that makes heavy use of OpenMP. I see the CPU time going down as I increase the number of threads in my "#pragma omp for" loops.

Authored by mullervki Last updated on 02/05/2019 - 14:40
Forum topic

OpenMP with multiple processes

 

I have an computational application which makes heavy use of fork to generate subprocesses which carry out (mostly) independent calculations.

Authored by schwitrs Last updated on 01/30/2015 - 11:16
Forum topic

Hybrid MPI+ OpenMP tasks

Running an application that uses MPI, OpenMP tasks in MPI_THREAD_MULTIPLE mode I get this error;

Authored by luiceur Last updated on 06/01/2018 - 10:30