KSPSetOptionsPrefix/PCSetOptionsPrefix? On 19.02.2012 09:32, Max Rudolph wrote: > In my thermomechanical convection code, I set up and solve two linear > systems, the first for the Stokes system and the second for an energy > equation. Currently, these are separate matrices and during each timestep I > first create a KSP object for each system, then solve, then destroy the KSP > contexts. I would like to try out the -pc_type fieldsplit for the Stokes > system, but is it possible to use -pc_type fieldsplit for the Stokes system > and different pc_type and ksp_type for the energy equation? Is there perhaps > a way to name the KSP associated with the Stokes system and then refer to > this label from the command line (e.g. -pc_type_0 fieldsplit -pc_type_1 lu) ? > Thanks very much for your help. > > Max Rudolph
-- Regards, Alexander
