From a3536587dc232b6e0f8d262633741ca9bf947cf1 Mon Sep 17 00:00:00 2001 From: Peter Munch Date: Sun, 30 May 2021 12:17:09 +0200 Subject: [PATCH] Add new version of MGTransferGlobalCoarseningTools::create_geometric_coarsening_sequence() that takes partitioner Conflicts: include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h --- .../multigrid/mg_transfer_global_coarsening.h | 22 + .../mg_transfer_global_coarsening.templates.h | 79 ++ .../mg_transfer_global_coarsening.inst.in | 8 + .../repartitioning_03.cc | 136 ++++ .../repartitioning_03.mpirun=5.output | 744 ++++++++++++++++++ 5 files changed, 989 insertions(+) create mode 100644 tests/fullydistributed_grids/repartitioning_03.cc create mode 100644 tests/fullydistributed_grids/repartitioning_03.mpirun=5.output diff --git a/include/deal.II/multigrid/mg_transfer_global_coarsening.h b/include/deal.II/multigrid/mg_transfer_global_coarsening.h index 1926c57b4b..e8df694e2c 100644 --- a/include/deal.II/multigrid/mg_transfer_global_coarsening.h +++ b/include/deal.II/multigrid/mg_transfer_global_coarsening.h @@ -33,6 +33,12 @@ namespace internal { class MGTwoLevelTransferImplementation; } + +namespace RepartitioningPolicyTools +{ + template + class Base; +} #endif @@ -102,6 +108,22 @@ namespace MGTransferGlobalCoarseningTools create_geometric_coarsening_sequence( const Triangulation &tria); + /** + * Similar to the above function but also taking a @p policy for + * repartitioning the triangulations on the coarser levels. + * + * @note For convenience, a reference to the input triangulation is stored in + * the last entry of the return vector. + * @note The type of the returned triangulations is + * parallel::fullydistributed::Triangulation. + * @note Currently, only implemented for parallel::distributed::Triangulation. + */ + template + std::vector>> + create_geometric_coarsening_sequence( + const Triangulation & tria, + const RepartitioningPolicyTools::Base &policy); + } // namespace MGTransferGlobalCoarseningTools diff --git a/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h b/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h index a09e4cd4df..085c988b25 100644 --- a/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h +++ b/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h @@ -23,6 +23,7 @@ #include #include +#include #include #include @@ -32,6 +33,7 @@ #include #include +#include #include @@ -2311,6 +2313,83 @@ namespace MGTransferGlobalCoarseningTools return coarse_grid_triangulations; } + + + + template + std::vector>> + create_geometric_coarsening_sequence( + const Triangulation & fine_triangulation_in, + const RepartitioningPolicyTools::Base &policy) + { + std::vector>> + coarse_grid_triangulations(fine_triangulation_in.n_global_levels()); + + coarse_grid_triangulations.back().reset(&fine_triangulation_in, [](auto *) { + // empty deleter, since fine_triangulation_in is an external field and its + // destructor is called somewhere else + }); + + // for a single level nothing has to be done + if (fine_triangulation_in.n_global_levels() == 1) + return coarse_grid_triangulations; + +#ifndef DEAL_II_WITH_P4EST + Assert(false, ExcNotImplemented()); + (void)policy; +#else + const auto fine_triangulation = + dynamic_cast *>( + &fine_triangulation_in); + + Assert(fine_triangulation, ExcNotImplemented()); + + const auto comm = fine_triangulation->get_communicator(); + + parallel::distributed::Triangulation temp_triangulation( + comm, fine_triangulation->get_mesh_smoothing()); + + temp_triangulation.copy_triangulation(*fine_triangulation); + + const unsigned int max_level = fine_triangulation->n_global_levels() - 1; + + // create coarse meshes + for (unsigned int l = max_level; l > 0; --l) + { + // coarsen mesh + temp_triangulation.coarsen_global(); + + // perform partition + const auto partition = policy.partition(temp_triangulation); + partition.update_ghost_values(); + + // create triangulation description + const auto construction_data = + partition.size() == 0 ? + TriangulationDescription::Utilities:: + create_description_from_triangulation(temp_triangulation, comm) : + TriangulationDescription::Utilities:: + create_description_from_triangulation(temp_triangulation, + partition); + + // create new triangulation + const auto level_triangulation = std::make_shared< + parallel::fullydistributed::Triangulation>(comm); + + for (const auto i : fine_triangulation->get_manifold_ids()) + if (i != numbers::flat_manifold_id) + level_triangulation->set_manifold( + i, fine_triangulation->get_manifold(i)); + + level_triangulation->create_triangulation(construction_data); + + // save mesh + coarse_grid_triangulations[l - 1] = level_triangulation; + } +#endif + + return coarse_grid_triangulations; + } } // namespace MGTransferGlobalCoarseningTools diff --git a/source/multigrid/mg_transfer_global_coarsening.inst.in b/source/multigrid/mg_transfer_global_coarsening.inst.in index 5ab8d98daf..45edf3be50 100644 --- a/source/multigrid/mg_transfer_global_coarsening.inst.in +++ b/source/multigrid/mg_transfer_global_coarsening.inst.in @@ -29,5 +29,13 @@ for (deal_II_dimension : DIMENSIONS; deal_II_space_dimension : SPACE_DIMENSIONS) MGTransferGlobalCoarseningTools::create_geometric_coarsening_sequence( const Triangulation &fine_triangulation_in); + + template std::vector>> + MGTransferGlobalCoarseningTools::create_geometric_coarsening_sequence( + const Triangulation + &fine_triangulation_in, + const RepartitioningPolicyTools::Base &policy); #endif } diff --git a/tests/fullydistributed_grids/repartitioning_03.cc b/tests/fullydistributed_grids/repartitioning_03.cc new file mode 100644 index 0000000000..765de0a074 --- /dev/null +++ b/tests/fullydistributed_grids/repartitioning_03.cc @@ -0,0 +1,136 @@ +// --------------------------------------------------------------------- +// +// Copyright (C) 2021 by the deal.II authors +// +// This file is part of the deal.II library. +// +// The deal.II library is free software; you can use it, redistribute +// it, and/or modify it under the terms of the GNU Lesser General +// Public License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// The full text of the license can be found in the file LICENSE.md at +// the top level directory of deal.II. +// +// --------------------------------------------------------------------- + + +// Test MGTransferGlobalCoarseningTools::create_geometric_coarsening_sequence +// with RepartitioningPolicyTools. + + +#include + +#include +#include +#include + +#include + +#include +#include +#include +#include + +#include + +#include + +#include + +#include "tests.h" + +using namespace dealii; + +template +void +create_triangulation(Triangulation &tria) +{ + const unsigned int n_ref_global = 3; + const unsigned int n_ref_local = 3; + GridGenerator::hyper_cube(tria, -1.0, +1.0); + tria.refine_global(n_ref_global); + + for (unsigned int i = 0; i < n_ref_local; ++i) + { + for (auto cell : tria.active_cell_iterators()) + if (cell->is_locally_owned()) + { + bool flag = true; + for (unsigned int d = 0; d < dim; d++) + if (cell->center()[d] > 0.0) + flag = false; + if (flag) + cell->set_refine_flag(); + } + tria.execute_coarsening_and_refinement(); + } +} + +template +void +output_grid( + const std::vector>> &trias, + const std::string & label) +{ + deallog.push(label); + const auto comm = trias.front()->get_communicator(); + const auto my_rank = Utilities::MPI::this_mpi_process(comm); + + for (unsigned int i = 0; i < trias.size(); ++i) + { + const auto &tria = *trias[i]; + + FE_Q fe(2); + DoFHandler dof_handler(tria); + dof_handler.distribute_dofs(fe); + + // print statistics + print_statistics(tria); + print_statistics(dof_handler); + + if (false) + { + Vector ranks(tria.n_active_cells()); + ranks = my_rank; + + DataOut data_out; + data_out.attach_triangulation(tria); + data_out.add_data_vector(ranks, "ranks"); + data_out.build_patches(); + + data_out.write_vtu_with_pvtu_record("./", label, i, comm, 2, 0); + } + } + deallog.pop(); +} + +int +main(int argc, char **argv) +{ + Utilities::MPI::MPI_InitFinalize mpi(argc, argv, 1); + MPILogInitAll all; + + const unsigned int dim = 2; + const MPI_Comm comm = MPI_COMM_WORLD; + + parallel::distributed::Triangulation tria(comm); + create_triangulation(tria); + + const auto test = [&](const auto &policy, const std::string &label) { + const auto trias = + MGTransferGlobalCoarseningTools::create_geometric_coarsening_sequence( + tria, policy); + output_grid(trias, label); + }; + + // default policy (simply copy p:d:T) + test(RepartitioningPolicyTools::DefaultPolicy(), "grid_policy_default"); + + // first-child policy + test(RepartitioningPolicyTools::FirstChildPolicy(tria), + "grid_policy_first"); + + // first-child policy + test(RepartitioningPolicyTools::MinimalGranularityPolicy(4), + "grid_policy_minimal"); +} diff --git a/tests/fullydistributed_grids/repartitioning_03.mpirun=5.output b/tests/fullydistributed_grids/repartitioning_03.mpirun=5.output new file mode 100644 index 0000000000..469b3b3d2c --- /dev/null +++ b/tests/fullydistributed_grids/repartitioning_03.mpirun=5.output @@ -0,0 +1,744 @@ + +DEAL:0:grid_policy_default::n_levels: 1 +DEAL:0:grid_policy_default::n_cells: 1 +DEAL:0:grid_policy_default::n_active_cells: 1 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 9 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 1 +DEAL:0:grid_policy_default::n_cells: 1 +DEAL:0:grid_policy_default::n_active_cells: 1 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 25 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 1 +DEAL:0:grid_policy_default::n_cells: 1 +DEAL:0:grid_policy_default::n_active_cells: 1 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 43 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 4 +DEAL:0:grid_policy_default::n_cells: 33 +DEAL:0:grid_policy_default::n_active_cells: 25 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 141 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 25 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 5 +DEAL:0:grid_policy_default::n_cells: 81 +DEAL:0:grid_policy_default::n_active_cells: 61 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 423 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 101 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 6 +DEAL:0:grid_policy_default::n_cells: 169 +DEAL:0:grid_policy_default::n_active_cells: 127 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 1353 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 289 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_levels: 7 +DEAL:0:grid_policy_default::n_cells: 465 +DEAL:0:grid_policy_default::n_active_cells: 349 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_default::n_dofs: 4813 +DEAL:0:grid_policy_default::n_locally_owned_dofs: 993 +DEAL:0:grid_policy_default:: +DEAL:0:grid_policy_first::n_levels: 1 +DEAL:0:grid_policy_first::n_cells: 1 +DEAL:0:grid_policy_first::n_active_cells: 1 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 9 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 9 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 2 +DEAL:0:grid_policy_first::n_cells: 5 +DEAL:0:grid_policy_first::n_active_cells: 4 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 25 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 9 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 3 +DEAL:0:grid_policy_first::n_cells: 9 +DEAL:0:grid_policy_first::n_active_cells: 7 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 43 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 9 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 4 +DEAL:0:grid_policy_first::n_cells: 33 +DEAL:0:grid_policy_first::n_active_cells: 25 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 141 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 25 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 5 +DEAL:0:grid_policy_first::n_cells: 65 +DEAL:0:grid_policy_first::n_active_cells: 49 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 423 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 77 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 6 +DEAL:0:grid_policy_first::n_cells: 161 +DEAL:0:grid_policy_first::n_active_cells: 121 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 1353 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 265 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_levels: 7 +DEAL:0:grid_policy_first::n_cells: 465 +DEAL:0:grid_policy_first::n_active_cells: 349 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_first::n_dofs: 4813 +DEAL:0:grid_policy_first::n_locally_owned_dofs: 993 +DEAL:0:grid_policy_first:: +DEAL:0:grid_policy_minimal::n_levels: 1 +DEAL:0:grid_policy_minimal::n_cells: 1 +DEAL:0:grid_policy_minimal::n_active_cells: 1 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 9 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 9 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 2 +DEAL:0:grid_policy_minimal::n_cells: 5 +DEAL:0:grid_policy_minimal::n_active_cells: 4 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 25 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 25 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 3 +DEAL:0:grid_policy_minimal::n_cells: 9 +DEAL:0:grid_policy_minimal::n_active_cells: 7 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 43 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 43 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 4 +DEAL:0:grid_policy_minimal::n_cells: 33 +DEAL:0:grid_policy_minimal::n_active_cells: 25 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 141 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 25 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 5 +DEAL:0:grid_policy_minimal::n_cells: 81 +DEAL:0:grid_policy_minimal::n_active_cells: 61 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 423 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 101 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 6 +DEAL:0:grid_policy_minimal::n_cells: 169 +DEAL:0:grid_policy_minimal::n_active_cells: 127 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 1353 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 289 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_levels: 7 +DEAL:0:grid_policy_minimal::n_cells: 465 +DEAL:0:grid_policy_minimal::n_active_cells: 349 +DEAL:0:grid_policy_minimal:: +DEAL:0:grid_policy_minimal::n_dofs: 4813 +DEAL:0:grid_policy_minimal::n_locally_owned_dofs: 993 +DEAL:0:grid_policy_minimal:: + +DEAL:1:grid_policy_default::n_levels: 1 +DEAL:1:grid_policy_default::n_cells: 1 +DEAL:1:grid_policy_default::n_active_cells: 1 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 9 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 2 +DEAL:1:grid_policy_default::n_cells: 5 +DEAL:1:grid_policy_default::n_active_cells: 4 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 25 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 25 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 1 +DEAL:1:grid_policy_default::n_cells: 1 +DEAL:1:grid_policy_default::n_active_cells: 1 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 43 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 4 +DEAL:1:grid_policy_default::n_cells: 33 +DEAL:1:grid_policy_default::n_active_cells: 25 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 141 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 40 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 5 +DEAL:1:grid_policy_default::n_cells: 101 +DEAL:1:grid_policy_default::n_active_cells: 76 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 423 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 72 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 6 +DEAL:1:grid_policy_default::n_cells: 193 +DEAL:1:grid_policy_default::n_active_cells: 145 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 1353 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 256 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_levels: 7 +DEAL:1:grid_policy_default::n_cells: 577 +DEAL:1:grid_policy_default::n_active_cells: 433 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_default::n_dofs: 4813 +DEAL:1:grid_policy_default::n_locally_owned_dofs: 944 +DEAL:1:grid_policy_default:: +DEAL:1:grid_policy_first::n_levels: 1 +DEAL:1:grid_policy_first::n_cells: 1 +DEAL:1:grid_policy_first::n_active_cells: 1 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 9 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 1 +DEAL:1:grid_policy_first::n_cells: 1 +DEAL:1:grid_policy_first::n_active_cells: 1 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 25 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 3 +DEAL:1:grid_policy_first::n_cells: 9 +DEAL:1:grid_policy_first::n_active_cells: 7 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 43 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 6 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 4 +DEAL:1:grid_policy_first::n_cells: 33 +DEAL:1:grid_policy_first::n_active_cells: 25 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 141 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 20 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 5 +DEAL:1:grid_policy_first::n_cells: 81 +DEAL:1:grid_policy_first::n_active_cells: 61 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 423 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 64 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 6 +DEAL:1:grid_policy_first::n_cells: 209 +DEAL:1:grid_policy_first::n_active_cells: 157 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 1353 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 244 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_levels: 7 +DEAL:1:grid_policy_first::n_cells: 577 +DEAL:1:grid_policy_first::n_active_cells: 433 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_first::n_dofs: 4813 +DEAL:1:grid_policy_first::n_locally_owned_dofs: 944 +DEAL:1:grid_policy_first:: +DEAL:1:grid_policy_minimal::n_levels: 1 +DEAL:1:grid_policy_minimal::n_cells: 1 +DEAL:1:grid_policy_minimal::n_active_cells: 1 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_dofs: 9 +DEAL:1:grid_policy_minimal::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_levels: 1 +DEAL:1:grid_policy_minimal::n_cells: 1 +DEAL:1:grid_policy_minimal::n_active_cells: 1 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_dofs: 25 +DEAL:1:grid_policy_minimal::n_locally_owned_dofs: 0 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_levels: 1 +DEAL:1:grid_policy_minimal::n_cells: 1 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+DEAL:1:grid_policy_minimal::n_locally_owned_dofs: 256 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_levels: 7 +DEAL:1:grid_policy_minimal::n_cells: 577 +DEAL:1:grid_policy_minimal::n_active_cells: 433 +DEAL:1:grid_policy_minimal:: +DEAL:1:grid_policy_minimal::n_dofs: 4813 +DEAL:1:grid_policy_minimal::n_locally_owned_dofs: 944 +DEAL:1:grid_policy_minimal:: + + +DEAL:2:grid_policy_default::n_levels: 1 +DEAL:2:grid_policy_default::n_cells: 1 +DEAL:2:grid_policy_default::n_active_cells: 1 +DEAL:2:grid_policy_default:: +DEAL:2:grid_policy_default::n_dofs: 9 +DEAL:2:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:2:grid_policy_default:: +DEAL:2:grid_policy_default::n_levels: 1 +DEAL:2:grid_policy_default::n_cells: 1 +DEAL:2:grid_policy_default::n_active_cells: 1 +DEAL:2:grid_policy_default:: +DEAL:2:grid_policy_default::n_dofs: 25 +DEAL:2:grid_policy_default::n_locally_owned_dofs: 0 +DEAL:2:grid_policy_default:: +DEAL:2:grid_policy_default::n_levels: 3 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