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BUG: missing parallel-aware for metis-like decomposition
This commit is contained in:
Mark Olesen
@ -1,13 +1,10 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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# Source tutorial clean functions
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. $WM_PROJECT_DIR/bin/tools/CleanFunctions
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cd ${0%/*} || exit 1 # Run from this directory
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. $WM_PROJECT_DIR/bin/tools/CleanFunctions # Tutorial clean functions
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cleanCase
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# Restore default dictionaries
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cp system/decomposeParDict-2 system/decomposeParDict
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cp system/controlDict-startTime system/controlDict
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# -----------------------------------------------------------------------------
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@ -1,13 +1,10 @@
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#!/bin/sh
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cd ${0%/*} || exit 1 # Run from this directory
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# Source tutorial run functions
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. $WM_PROJECT_DIR/bin/tools/RunFunctions
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cd ${0%/*} || exit 1 # Run from this directory
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. $WM_PROJECT_DIR/bin/tools/RunFunctions # Tutorial run functions
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runApplication blockMesh
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#cp system/decomposeParDict-2 system/decomposeParDict
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#runApplication decomposePar
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decompDict5="-decomposeParDict system/decomposeParDict-5"
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# redistributePar to do decomposition
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runParallel -s decompose redistributePar -decompose
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@ -25,15 +22,12 @@ runParallel -s random icoFoam
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cp system/controlDict-latestTime system/controlDict
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# Redistribute to 5 processors
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runParallel -s 5 -np 5 redistributePar \
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-decomposeParDict system/decomposeParDict-5 -cellDist
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runParallel -s 5 $decompDict5 redistributePar -cellDist
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# Run a bit more
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runParallel -s 5 -np 5 icoFoam \
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-decomposeParDict system/decomposeParDict-5
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runParallel -s 5 $decompDict5 icoFoam
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# Reconstruct mesh and results
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runParallel -s reconstruct -np 5 redistributePar -reconstruct
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runParallel -s reconstruct -np 5 redistributePar -reconstruct
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# -----------------------------------------------------------------------------
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@ -43,13 +43,14 @@ numberOfSubdomains 2;
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// for a balanced number of particles in a lagrangian simulation.
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// weightField dsmcRhoNMean;
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method scotch;
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//method hierarchical;
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// method simple;
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// method metis;
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// method manual;
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// method multiLevel;
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// method structured; // does 2D decomposition of structured mesh
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method scotch;
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// method kahip;
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// method metis;
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// method hierarchical;
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// method simple;
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// method manual;
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// method multiLevel;
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// method structured; // does 2D decomposition of structured mesh
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multiLevelCoeffs
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{
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@ -1,143 +0,0 @@
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/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
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| \\ / O peration | Version: plus |
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| \\ / A nd | Web: www.OpenFOAM.com |
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| \\/ M anipulation | |
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\*---------------------------------------------------------------------------*/
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FoamFile
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{
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version 2.0;
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format ascii;
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class dictionary;
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note "mesh decomposition control dictionary";
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object decomposeParDict;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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numberOfSubdomains 2;
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//- Keep owner and neighbour on same processor for faces in zones:
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// preserveFaceZones (heater solid1 solid3);
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//- Keep owner and neighbour on same processor for faces in patches:
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// (makes sense only for cyclic patches)
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//preservePatches (cyclic_half0 cyclic_half1);
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//- Keep all of faceSet on a single processor. This puts all cells
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// connected with a point, edge or face on the same processor.
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// (just having face connected cells might not guarantee a balanced
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// decomposition)
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// The processor can be -1 (the decompositionMethod chooses the processor
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// for a good load balance) or explicitly provided (upsets balance).
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//singleProcessorFaceSets ((f0 -1));
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//- Keep owner and neighbour of baffles on same processor (i.e. keep it
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// detectable as a baffle). Baffles are two boundary face sharing the
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// same points.
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//preserveBaffles true;
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//- Use the volScalarField named here as a weight for each cell in the
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// decomposition. For example, use a particle population field to decompose
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// for a balanced number of particles in a lagrangian simulation.
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// weightField dsmcRhoNMean;
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method scotch;
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//method hierarchical;
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// method simple;
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// method metis;
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// method manual;
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// method multiLevel;
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// method structured; // does 2D decomposition of structured mesh
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multiLevelCoeffs
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{
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// Decomposition methods to apply in turn. This is like hierarchical but
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// fully general - every method can be used at every level.
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level0
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{
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numberOfSubdomains 64;
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//method simple;
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//simpleCoeffs
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//{
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// n (2 1 1);
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// delta 0.001;
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//}
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method scotch;
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}
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level1
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{
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numberOfSubdomains 4;
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method scotch;
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}
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}
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// Desired output
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simpleCoeffs
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{
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n (2 1 1);
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delta 0.001;
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}
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hierarchicalCoeffs
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{
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n (1 2 1);
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delta 0.001;
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order xyz;
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}
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metisCoeffs
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{
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/*
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processorWeights
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(
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1
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1
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1
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1
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);
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*/
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}
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scotchCoeffs
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{
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//processorWeights
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//(
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// 1
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// 1
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// 1
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// 1
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//);
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//writeGraph true;
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//strategy "b";
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}
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manualCoeffs
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{
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dataFile "decompositionData";
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}
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structuredCoeffs
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{
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// Patches to do 2D decomposition on. Structured mesh only; cells have
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// to be in 'columns' on top of patches.
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patches (movingWall);
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// Method to use on the 2D subset
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method scotch;
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}
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//// Is the case distributed? Note: command-line argument -roots takes
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//// precedence
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//distributed yes;
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//// Per slave (so nProcs-1 entries) the directory above the case.
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//roots
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//(
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// "/tmp"
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// "/tmp"
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//);
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// ************************************************************************* //
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@ -43,13 +43,14 @@ numberOfSubdomains 5;
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// for a balanced number of particles in a lagrangian simulation.
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// weightField dsmcRhoNMean;
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method scotch;
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//method hierarchical;
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// method simple;
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// method metis;
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// method manual;
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// method multiLevel;
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// method structured; // does 2D decomposition of structured mesh
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method scotch;
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// method kahip;
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// method metis;
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// method hierarchical;
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// method simple;
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// method manual;
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// method multiLevel;
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// method structured; // does 2D decomposition of structured mesh
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multiLevelCoeffs
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{
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