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The parallel sections of Comsol are based on the parallel shared memory model. The solvers, assembly and meshing in Comol Multiphysics and the linear algebra functions in Comsol script benefit from parallelism
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##!/bin/bash #PBS -m abe #PBS -M emailID@griffithYourEmail@griffith.edu.au #PBS -N TestRun_ComsolParallelComsol #PBS -l select=1:ncpus=4:mpiprocs=4:mem=7g,walltime=24:00:00 ## The number of nodeschunks is given by the select =<NUM > above NODESCHUNKS=1 ###$PBS_NODEFILE is a node-list file created with select and mpiprocs options by PBS ###### The number of threads available is ncpus * NODESCHUNKS (=NPROCS) NPROCS=4 cd $PBS_O_WORKDIR module load comsol/46.31 export COMSOL_NUM_THREADS=$NPROCS comsol batch -np $NPROCS -inputfile model_in.mph -outputfile model_out.mph |
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