PETSCPARTITIONERPARMETIS

“parmetis” - A PetscPartitioner object using the ParMETIS library

Options Database Keys

• -petscpartitioner_parmetis_type - ParMETIS partitioning type. Either “kway” or “rb” (recursive bisection)

• -petscpartitioner_parmetis_imbalance_ratio - Load imbalance ratio limit

• -petscpartitioner_parmetis_debug - Debugging flag passed to ParMETIS/METIS routines

• -petscpartitioner_parmetis_seed - Random seed

Notes: when the graph is on a single process, this partitioner actually calls METIS and not ParMETIS

See Also

PetscPartitionerType, PetscPartitionerCreate(), PetscPartitionerSetType()

Level

intermediate

Location

src/dm/partitioner/impls/parmetis/partparmetis.c

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