PCLUSetReuseFill
When matrices with same nonzero structure are LU factored, this causes later ones to use the fill computed in the initial factorization.
Synopsis
int PCLUSetReuseFill(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_lu_reuse_fill -Activates PCLUSetReuseFill()
Keywords
PC, levels, reordering, factorization, incomplete, LU
See Also
PCILUSetReuseOrdering(), PCLUSetReuseOrdering(), PCILUSetReuseFill()
Level:intermediate
Location:src/sles/pc/impls/lu/lu.c
PC Index
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