There is an API in PETSc for getting that value programmatically. Maybe it should be wrapped and made available in libMesh? We actually could use that value in MOOSE too. Ideally that value would be somewhat solver agnostic but that probably won't work in practice.
Cody Sent from my iPhone > On Dec 4, 2013, at 7:02 PM, "Kirk, Benjamin (JSC-EG311)" > <[email protected]> wrote: > > -snes_info or -snes_monitor, on the command line IIRC, will cause snes to be > verbose. > > -help will print additional options. > >> On Dec 4, 2013, at 5:54 PM, "Dafang Wang" <[email protected]> wrote: >> >> Dear all, >> >> I am solving a nonlinear system by using functional calls like >> "systemA.solve();". In my >> program I need to judge whether the solve succeeds or fails to converge >> (Getting the >> diverge reason would be even better). Is there any Libmesh function doing >> such a job? >> >> I understand that Libmesh's nonlinear solve invokes Petsc SNES which returns >> a bunch of >> converge reasons. However, I need to hard code the convergence check in my >> program, so I >> am wondering if I can do this at the libmesh level. >> >> Any suggestions would be greatly appreciated. >> >> Cheers, >> Dafang >> -- >> Dafang Wang, Ph.D. >> Postdoctoral Fellow >> Institute of Computational Medicine >> Hackerman Hall, Room 218 >> Johns Hopkins University, Baltimore, 21218 >> http://lagniappe.icm.jhu.edu/~dwang/ >> >> ------------------------------------------------------------------------------ >> 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 ------------------------------------------------------------------------------ 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
