Well - of course I spoke too soon. It just crashed again... but this time
I got a core dump.... check out the stack trace:
#0 variant_filter_iterator<libMesh::Predicates::multi_predicate,
libMesh::Elem* const, libMesh::Elem* const&, libMesh::Elem*
const*>::Pred<__gnu_cxx::__normal_iterator<libMesh::Elem* const*,
std::vector<libMesh::Elem*, std::allocator<libMesh::Elem*> > >,
libMesh::Predicates::Local<__gnu_cxx::__normal_iterator<libMesh::Elem*
const*, std::vector<libMesh::Elem*, std::allocator<libMesh::Elem*> > > >
>::operator() (this=0x36d9f950, in=<value optimized out>) at
./include/libmesh/variant_filter_iterator.h:298
298 }
(gdb) where
#0 variant_filter_iterator<libMesh::Predicates::multi_predicate,
libMesh::Elem* const, libMesh::Elem* const&, libMesh::Elem*
const*>::Pred<__gnu_cxx::__normal_iterator<libMesh::Elem* const*,
std::vector<libMesh::Elem*, std::allocator<libMesh::Elem*> > >,
libMesh::Predicates::Local<__gnu_cxx::__normal_iterator<libMesh::Elem*
const*, std::vector<libMesh::Elem*, std::allocator<libMesh::Elem*> > > >
>::operator() (this=0x36d9f950, in=<value optimized out>) at
./include/libmesh/variant_filter_iterator.h:298
#1 0x00002ae6c4810786 in
variant_filter_iterator<libMesh::Predicates::multi_predicate,
libMesh::Elem* const, libMesh::Elem* const&, libMesh::Elem*
const*>::satisfy_predicate() () from
/home/gastdr/projects/fission/libmesh/lib/libmesh_oprof.so.0
#2 0x00002ae6c48272c2 in
variant_filter_iterator<libMesh::Predicates::Local<__gnu_cxx::__normal_iterator<libMesh::Elem*
const*, std::vector<libMesh::Elem*> > >,
__gnu_cxx::__normal_iterator<libMesh::Elem* const*,
std::vector<libMesh::Elem*> > > (this=<value optimized out>)
at ./include/libmesh/variant_filter_iterator.h:349
#3
const_element_iterator<libMesh::Predicates::Local<__gnu_cxx::__normal_iterator<libMesh::Elem*
const*, std::vector<libMesh::Elem*> > >,
__gnu_cxx::__normal_iterator<libMesh::Elem* const*,
std::vector<libMesh::Elem*> > > (this=<value optimized out>) at
./include/libmesh/mesh_base.h:961
#4 libMesh::SerialMesh::local_elements_begin (this=<value optimized out>)
at src/mesh/serial_mesh_iterators.C:333
#5 0x00002ae6c47c76d2 in libMesh::MeshTools::n_local_levels (mesh=...) at
src/mesh/mesh_tools.C:613
#6 0x00002ae6c47c7875 in libMesh::MeshTools::n_levels (mesh=...) at
src/mesh/mesh_tools.C:628
#7 0x00002ae6c4849f48 in libMesh::UnstructuredMesh::find_neighbors
(this=0x365fcee0, reset_remote_elements=<value optimized out>,
reset_current_list=<value optimized out>) at
src/mesh/unstructured_mesh.C:372
#8 0x00002ae6c4724438 in libMesh::MeshBase::prepare_for_use
(this=0x365fcee0, skip_renumber_nodes_and_elements=<value optimized out>)
at src/mesh/mesh_base.C:133
On Fri, Apr 19, 2013 at 10:48 AM, Roy Stogner <royst...@ices.utexas.edu>wrote:
>
> On Fri, 19 Apr 2013, Derek Gaston wrote:
>
> Just to put an end-cap on this.... I switched over to the newest
>> mvapich (1.9b) and all of this stuff cleared up. It's still not
>> clear to me what the issue is/was.... but it's working ;-)
>>
>
> That's a relief! Thanks for keeping us updated!
>
> It'd be nice to know what caused the issue, but probably not worth the
> massive effort it'd take to debug.
>
> I generally like how we add workarounds for compile-time problems with
> old PETSc versions and compiler versions, because that's generally
> easy enough to do... but for run-time problems with old MPI versions,
> forget about it. I've also got a "breaks-with-old-mpich2,
> works-with-new" bug on my plate here that I'm never planning to really
> investigate.
> ---
> Roy
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