Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
documentation:tutorials:build:fortran_paralleleopemmp [2018/02/14 14:09] – cicaluga | documentation:tutorials:build:fortran_paralleleopemmp [2023/01/13 09:35] (Version actuelle) – supprimée ccalugar | ||
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- | ====== Compilation et d' | ||
- | {{INLINETOC}} | ||
- | ===== Langage Fortran 90, code parallèle OpenMP ===== | ||
- | |||
- | Soit le programme écrit en OpenMP [[documentation: | ||
- | ==== Compilation du programme : ==== | ||
- | |||
- | === Définition de l' | ||
- | |||
- | |||
- | * définition de l' | ||
- | <code bash> | ||
- | module avail | ||
- | module load GCC/7.2.0 | ||
- | </ | ||
- | |||
- | * vérification de la version du compilateur | ||
- | < | ||
- | gfortran --version | ||
- | GNU Fortran (GCC) 7.2.0 | ||
- | Copyright (C) 2017 Free Software Foundation, Inc. | ||
- | </ | ||
- | |||
- | **Compilation** : | ||
- | |||
- | < | ||
- | gfortran -fopenmp -o ProgPAR_OpenMP.f90.exe ProgPAR_OpenMP.f90 | ||
- | </ | ||
- | |||
- | Le fichier binaire (exécutable) '' | ||
- | ====Exécution du programme :==== | ||
- | |||
- | === Exécution sur le serveur de compilation : === | ||
- | |||
- | < | ||
- | setenv OMP_NUM_THREADS " | ||
- | export OMP_NUM_THREADS=16 (pour bash) | ||
- | ./ | ||
- | </ | ||
- | |||
- | Le résultat est affiché a l' | ||
- | |||
- | < | ||
- | |||
- | Hello World from thread = 0 | ||
- | | ||
- | Hello World from thread = 3 | ||
- | Hello World from thread = 14 | ||
- | Hello World from thread = 13 | ||
- | Hello World from thread = 12 | ||
- | Hello World from thread = 15 | ||
- | Hello World from thread = 4 | ||
- | Hello World from thread = 1 | ||
- | Hello World from thread = 6 | ||
- | Hello World from thread = 11 | ||
- | Hello World from thread = 2 | ||
- | Hello World from thread = 10 | ||
- | Hello World from thread = 7 | ||
- | Hello World from thread = 9 | ||
- | Hello World from thread = 8 | ||
- | Hello World from thread = 5 | ||
- | |||
- | </ | ||
- | |||
- | === Exécution sur le cluster : === | ||
- | |||
- | |||
- | On utilise un script de soumission [[documentation: | ||
- | |||
- | C'est le script de soumission qui configure l' | ||
- | |||
- | '' | ||
- | |||
- | < | ||
- | qsub script_OpenMP | ||
- | Your job 769504 (" | ||
- | qstat | ||
- | |||
- | job-ID | ||
- | ----------------------------------------------------------------------------------------------------------------- | ||
- | | ||
- | </ | ||
- | |||
- | * La sortie de l' | ||
- | * La sortie erreur (erreur standard) est redirigée dans le fichier '' | ||
- | | ||
- | < | ||
- | cat ProgrammeOpenMP.o341093 | ||
- | Hello World from thread = 0 | ||
- | | ||
- | Hello World from thread = 3 | ||
- | Hello World from thread = 14 | ||
- | Hello World from thread = 13 | ||
- | Hello World from thread = 12 | ||
- | Hello World from thread = 15 | ||
- | Hello World from thread = 4 | ||
- | Hello World from thread = 1 | ||
- | Hello World from thread = 6 | ||
- | Hello World from thread = 11 | ||
- | Hello World from thread = 2 | ||
- | Hello World from thread = 10 | ||
- | Hello World from thread = 7 | ||
- | Hello World from thread = 9 | ||
- | Hello World from thread = 8 | ||
- | Hello World from thread = 5 | ||
- | </ |