On Sun, Oct 28, 2018 at 4:54 PM Smith, Barry F. <bsm...@mcs.anl.gov> wrote:
> > Moved a question not needed in the public discussions to petsc-dev to > ask Mark. > > > Mark, > > PCGAMGSetCoarseEqLim - Set maximum number of equations on coarsest > grid > Is there a way to set the minimum number of equations on the coarse > grid also? This particular case goes down to 6, 54 and 642 unknowns on the > coarsest grids when I'm guessing it would be better to stop at 642 unknowns > for the coarsest level. > No, because I don't know how it is going to coarsen I did not want to bother with backtracking (I do when there is an error on the coarse grid so it would be easy to add this but I don't think it is worth the clutter).