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