I found one issue on my side. The preallocation is not right for the BAIJ matrix. Will this slow down MatLUFactor and MatSolve?
How to converge AIJ to BAIJ using a command-line option? Fande, On Tue, Mar 7, 2017 at 3:26 PM, Jed Brown <j...@jedbrown.org> wrote: > "Kong, Fande" <fande.k...@inl.gov> writes: > > > On Tue, Mar 7, 2017 at 3:16 PM, Jed Brown <j...@jedbrown.org> wrote: > > > >> Hong <hzh...@mcs.anl.gov> writes: > >> > >> > Fande, > >> > Got it. Below are what I get: > >> > >> Is Fande using ILU(0) or ILU(k)? (And I think it should be possible to > >> get a somewhat larger benefit.) > >> > > > > > > I am using ILU(0). Will it be much better to use ILU(k>0)? > > It'll be slower, but might converge faster. You asked about ILU(k) so I > assumed you were interested in k>0. >
