How is it failing in parallel? Is it not converging, or something else? What preconditioner are you using? How well are the linear solves going (use -ksp_monitor)?
Derek On Mon, Dec 9, 2013 at 9:59 AM, subramanya sadasiva <[email protected]>wrote: > Hi, > i am trying to run a nonlinear solver (a multiphase cahn hilliard) with 4 > variables (3 phases - so two phase and two chemical potentials). The code > seems to be doing fine on one processor, however, it is failing miserably > in parallel. I get the following divisions, always equal to the number of > processors that I am running on. I only use current_local_solution and > old_local_solution to construct the jacobians and residuals, so the vectors > should be properly ghosted. These divisions remain even if I call update > on the system again. Any ideas?Thanks, Subramanya > > > ------------------------------------------------------------------------------ > Sponsored by Intel(R) XDK > Develop, test and display web and hybrid apps with a single code base. > Download it for free now! > > http://pubads.g.doubleclick.net/gampad/clk?id=111408631&iu=/4140/ostg.clktrk > _______________________________________________ > Libmesh-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/libmesh-users > > ------------------------------------------------------------------------------ Sponsored by Intel(R) XDK Develop, test and display web and hybrid apps with a single code base. Download it for free now! http://pubads.g.doubleclick.net/gampad/clk?id=111408631&iu=/4140/ostg.clktrk _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
