message: mesh size depend on num_procs
diff: @@ -191,6 +191,8 @@ int main(int argc, char *argv[])
  auto elem_type = use_tet_mesh ? Element::TETRAHEDRON : Element::HEXAHEDRON;
  Mesh mesh(2, 2, 2, elem_type, true);
  + for (int i = 0; i < (int)(log(num_procs)/log(8)); ++i)
  + mesh.UniformRefinement();
  Array<int> ess_bdr(mesh.bdr_attributes.Max());
  ess_bdr = 0;
  