Yes, you're right --- I was being stupid and was setting things in the wrong order.
A related question: Is there any way to change the list of PC's associated with a solver as listed by -help? For my solver, it only makes sense for -pc_type to be "shell" or "none". Thanks, -- Boyce Lisandro Dalcin wrote: > On Fri, Nov 7, 2008 at 3:12 PM, Matthew Knepley <knepley at gmail.com> wrote: >> I think you can just set those values before you call SetFromOptions() >> and they will show up. However, I have not tried it. > > Yep, that's the way options work in most cases. > >> On Fri, Nov 7, 2008 at 1:06 PM, Boyce Griffith <griffith at cims.nyu.edu> >> wrote: >>> Hi, Folks -- >>> >>> Is there a simple way to change these default values for individual solvers? >>> In particular, I would like to be able to ensure that the default values >>> listed by `-help' correspond to the values that I'm specifying in the code. >>> > > As Matt, suggested, use this > > KSPSetTolerances(ksp, ....) > KSPSetFromOptions(ksp) > >
