PCTelescopeGetReductionFactor#

Gets the factor by which the original number of MPI processes has been reduced by that was set by PCTelescopeSetReductionFactor()

Synopsis#

#include "petscksp.h" 
#include "petscdm.h" 
PetscErrorCode PCTelescopeGetReductionFactor(PC pc, PetscInt *fact)

Not Collective

Input Parameter#

  • pc - the preconditioner context

Output Parameter#

  • fact - the reduction factor

See Also#

KSP: Linear System Solvers, PC, PCTELESCOPE, PCTelescopeSetReductionFactor()

Level#

advanced

Location#

src/ksp/pc/impls/telescope/telescope.c

Implementations#

PCTelescopeGetReductionFactor_Telescope() in src/ksp/pc/impls/telescope/telescope.c


Index of all PC routines
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Index of all manual pages