PCILUSetReuseFill

When matrices with same nonzero structure are ILUDT factored, this causes later ones to use the fill computed in the initial factorization.

Synopsis

#include "pc.h"  
int PCILUSetReuseFill(PC pc,PetscTruth flag)
Collective on PC

Input Parameters

pc - the preconditioner context
flag - PETSC_TRUE to reuse else PETSC_FALSE

Options Database Key

-pc_ilu_reuse_fill -Activates PCILUSetReuseFill()

Keywords

PC, levels, reordering, factorization, incomplete, ILU

See Also

PCILUSetReuseOrdering(), PCLUSetReuseOrdering(), PCLUSetReuseFill()

Level:intermediate
Location:src/sles/pc/impls/ilu/ilu.c
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