PCGAMGSetLowMemoryFilter

Use low memory graph/matrix filter

Synopsis

#include "petscpc.h" 
PetscErrorCode PCGAMGSetLowMemoryFilter(PC pc, PetscBool b)

Logically Collective

Input Parameters

• pc - the preconditioner context

• b - default false

Options Database Key

• -pc_gamg_low_memory_threshold_filter <bool,default=false> - Use low memory graph/matrix filter

See Also

PCGAMG, PCGAMGSetThreshold(), PCGAMGSetAggressiveLevels(), PCGAMGMISkSetAggressive(), PCGAMGSetAggressiveSquareGraph(), PCGAMGMISkSetMinDegreeOrdering()

Level

intermediate

Location

src/ksp/pc/impls/gamg/agg.c

Examples

src/ksp/ksp/tutorials/ex56.c

Implementations

PCGAMGSetLowMemoryFilter_AGG() in src/ksp/pc/impls/gamg/agg.c

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