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doku:grecommendations [2014/06/18 08:19] – created ir | doku:grecommendations [2017/08/31 13:44] – removed ir | ||
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- | ==== General recommendations ==== | ||
- | To make sure that the MPI communication happens via the infiniband fabric, please use the following settings in your job-script and/or in your '' | ||
- | < | ||
- | export I_MPI_DAT_LIBRARY=/ | ||
- | export OMP_NUM_THREADS=1 | ||
- | export I_MPI_FABRICS=shm: | ||
- | export I_MPI_FALLBACK=0 | ||
- | export I_MPI_CPUINFO=proc | ||
- | export I_MPI_PIN_PROCESSOR_LIST=1, | ||
- | export I_MPI_JOB_FAST_STARTUP=0 | ||
- | </ | ||