On Wed, 12 Mar 2014 17:19:31 +0100 Benjamin Kehlet <[email protected]> wrote:
> Hello! > > This code snippet > ----------------------------------------------------------------------- > from dolfin import * > > m = Mesh() > > editor = MeshEditor() > editor.open(m, 2, 2) > editor.init_vertices(3) > editor.add_vertex(0, Point(.0, .0)) > editor.add_vertex(1, Point(1., .0)) > editor.add_vertex(2, Point(0., 1.)) > > editor.init_cells(1) > editor.add_cell(0, 0, 1, 2) > editor.close() > > print MeshQuality.radius_ratio_min_max(m) > ----------------------------------------------------------------------- > > gives this error (when Dolfin is built with MPI support) Can't reproduce. Jan > > benjamik@benjamik-hp:~/tmp/dolfin$ python test.py > *** The MPI_Allreduce() function was called before MPI_INIT was > invoked. *** This is disallowed by the MPI standard. > *** Your MPI job will now abort. > [benjamik-hp:28604] Local abort before MPI_INIT completed > successfully; not able to aggregate error messages, and not able to > guarantee that all other processes were killed! > > The reason is that MeshQuality::radius_ratio_min_max() calls > MPI::min() which calls MPI_Allreduce(). > > Who is responsible for initializing MPI in this case? > > Regards > > Benjamin > _______________________________________________ > fenics mailing list > [email protected] > http://fenicsproject.org/mailman/listinfo/fenics _______________________________________________ fenics mailing list [email protected] http://fenicsproject.org/mailman/listinfo/fenics
