MAT_PARTITIONING_SCOTCH

 Creates a partitioning context via the external package SCOTCH.

Synopsis

#include "petscmat.h" 
PetscErrorCode PETSCMAT_DLLEXPORT MatPartitioningCreate_Scotch(MatPartitioning part)
Collective on MPI_Comm

Input Parameter

part -the partitioning context

Options Database Keys

Notes: See http://www.labri.fr/Perso/~pelegrin/scotch/

Keywords

Partitioning, create, context

See Also

MatPartitioningSetType(), MatPartitioningType

Level:beginner
Location:src/mat/partition/impls/scotch/scotch.c
Index of all MatOrderings routines
Table of Contents for all manual pages
Index of all manual pages

-mat_partitioning_scotch_global <greedy> (one of) greedy gps gr_gps- . -mat_partitioning_scotch_local <kernighan-lin> (one of) kernighan-lin none
-mat_partitioning_scotch_mapping: Use mapping (MatPartitioningScotchSetMapping)- . -mat_partitioning_scotch_arch <archgraph.src>: architecture file in scotch format (MatPartitioningScotchSetArch)
-mat_partitioning_scotch_hosts <host_list>: host list filename (MatPartitioningScotchSetHostList)- . -mat_partitioning_scotch_coarse_level <0>: coarse level (MatPartitioningScotchSetCoarseLevel)
-mat_partitioning_scotch_mul: Use coarse level (MatPartitioningScotchSetMultilevel)- - -mat_partitioning_scotch_strategy <>: Scotch strategy string (MatPartitioningScotchSetStrategy)