Dear gaatenek On Mon, 23 Jul 2007, gaatenek at irisa.fr wrote:
> Do you monitoring the convergence? Try it a see if you have stagnation in > your convergence. Yes, I monitor it, but that doesn't seem to give me any helpful information -- except that it stagnates of course. > However you can try this setting, > -ksp_type gmres > -ksp_gmres_restart 30 > -pc_type asm > -pc_asm_overlap 2 > -sub_pc_type ilu > -sub_pc_factor_zeropivot 0 > -sub_pc_ilu_levels 3 Thank you, I tried it, and it worked well for a test case. However, for the real application, the PC eats up all my memory (even in cases where my former setting did work). Any hints (except buying a larger computer)? Might some sub_ksp method help? Best Regards, Tim -- Dr. Tim Kroeger Phone +49-421-218-7710 tim at mevis.de, tim at cevis.uni-bremen.de Fax +49-421-218-4236 MeVis Research GmbH, Universitaetsallee 29, D-28359 Bremen, Germany Amtsgericht Bremen HRB 16222 Geschaeftsfuehrer: Prof. Dr. H.-O. Peitgen
