Update to create_cell_partitioner API (#171)

* update

* Fix for cell_partitioner

* Adjust logging

---------

Co-authored-by: Chris Richardson <cnr12@cam.ac.uk>

Author: chrisrichardson

src/main.cpp

@@ -263,8 +263,10 @@ int main(int argc, char* argv[])
   std::string thread_name = "RANK: " + std::to_string(mpi_rank);
   std::string fmt = "[%Y-%m-%d %H:%M:%S.%e] [" + thread_name + "] [%l] %v";
   spdlog::set_pattern(fmt);
-  if (mpi_rank == 0)
-    spdlog::set_level(spdlog::level::info);
+
+  // Turn off logging except on rank 0, if set (e.g. use SPDLOG_LEVEL=info in CLI)
+  if (mpi_rank != 0)
+    spdlog::set_level(spdlog::level::err);
 
   solve(argc, argv);
 

src/mesh.cpp

@@ -179,8 +179,8 @@ create_cube_mesh(MPI_Comm comm, std::size_t target_dofs, bool target_dofs_total,
   else
     MPI_Comm_dup(comm, &sub_comm);
 
-  auto cell_part = dolfinx::mesh::create_cell_partitioner(
-      dolfinx::mesh::GhostMode::none, graph_part);
+  auto cell_part = dolfinx::mesh::create_cell_partitioner(dolfinx::mesh::GhostMode::none,
+							  graph_part, 2);
   auto mesh = dolfinx::mesh::create_box(
       comm, sub_comm, {{{0.0, 0.0, 0.0}, {1.0, 1.0, 1.0}}}, {Nx, Ny, Nz},
       dolfinx::mesh::CellType::tetrahedron, cell_part);