From: Lorenzo B. <bot...@gm...> - 2010-04-15 18:29:18
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Hi all, I haven't any experience with piecewise CONSTANTS my first approximation is usually FIRST order. The dof_map patch should only be considered when using coupling_matrix. Lorenzo Il giorno 15/apr/2010, alle ore 20.17, Roy Stogner ha scritto: > > > On Thu, 15 Apr 2010, Derek Gaston wrote: > >> On Apr 15, 2010, at 9:57 AM, Roy Stogner wrote: >> >>> So the problem is OS, compiler, and MPI implementation independent. >>> Still a slim chance it's PETSc (I've only reproduced it on 3.0.0, >>> couldn't get it to crop up with a brief test using 3.1) but I'd bet >>> it's us. >> >> We still use Petsc 2.3.3 around here... and haven't run into this >> problem (and we do use Constant Monomials and adaptivity quite a >> bit). That's just one data point... but it could be some >> interaction with libMesh and Petsc 3.0. > > It might be triggered by PETSc in some subtle way, but I'm certain now > it's not being caused by PETSc - we've got a corrupt entry being > generated at the end of the send_list. > > Still need to figure out how. If you haven't triggered it, and I > can't trigger it with any CG work, then my best guess is that I typoed > Lorenzo's latest DG send_list patch when integrating that recently. > --- > Roy > > ------------------------------------------------------------------------------ > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. > See why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > Libmesh-users mailing list > Lib...@li... > https://lists.sourceforge.net/lists/listinfo/libmesh-users |