petsc-master 2019-12-16
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PETSCPARTITIONERPTSCOTCH

"ptscotch" - A PetscPartitioner object using the PT-Scotch library

Options Database Keys

-petscpartitioner_ptscotch_strategy <string> - PT-Scotch strategy. Choose one of default quality speed balance safety scalability recursive remap
-petscpartitioner_ptscotch_imbalance <val> - Load imbalance ratio

Notes: when the graph is on a single process, this partitioner actually uses Scotch and not PT-Scotch

See Also

PetscPartitionerType, PetscPartitionerCreate(), PetscPartitionerSetType()

Level

intermediate

Location

src/dm/impls/plex/plexpartition.c
Index of all DMPLEX routines
Table of Contents for all manual pages
Index of all manual pages