Link to the source code for this example:
Open introduction_ex5 in new tab.The console output of the program:
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* Running Example introduction_ex5:
* example-opt -q 0
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Running /Users/petejw/projects/libmesh_git/build/examples/introduction/introduction_ex5/.libs/example-opt -q 0
Mesh Information:
elem_dimensions()={3}
spatial_dimension()=3
n_nodes()=4913
n_local_nodes()=4913
n_elem()=4096
n_local_elem()=4096
n_active_elem()=4096
n_subdomains()=1
n_partitions()=1
n_processors()=1
n_threads()=1
processor_id()=0
EquationSystems
n_systems()=1
System #0, "Poisson"
Type "LinearImplicit"
Variables="u"
Finite Element Types="LAGRANGE", "JACOBI_20_00"
Infinite Element Mapping="CARTESIAN"
Approximation Orders="FIRST", "THIRD"
n_dofs()=4913
n_local_dofs()=4913
n_constrained_dofs()=1538
n_local_constrained_dofs()=1538
n_vectors()=1
n_matrices()=1
DofMap Sparsity
Average On-Processor Bandwidth <= 23.9465
Average Off-Processor Bandwidth <= 0
Maximum On-Processor Bandwidth <= 27
Maximum Off-Processor Bandwidth <= 0
DofMap Constraints
Number of DoF Constraints = 1538
Number of Heterogenous Constraints= 1474
Average DoF Constraint Length= 0
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| Time: Wed Apr 13 09:51:35 2016 |
| OS: Darwin |
| HostName: peterson-laptop.local |
| OS Release: 15.0.0 |
| OS Version: Darwin Kernel Version 15.0.0: Sat Sep 19 15:53:46 PDT 2015; root:xnu-3247.10.11~1/RELEASE_X86_64 |
| Machine: x86_64 |
| Username: petejw |
| Configuration: ../configure 'INSTALL=/usr/bin/install -C' |
| '--with-methods=opt dbg' |
| '--prefix=/Users/petejw/projects/libmesh_git/installed' |
| '--enable-perflog' |
| '--enable-tracefiles' |
| '--disable-blocked-storage' |
| '--enable-default-comm-world' |
| '--enable-tecio' |
| '--enable-unique-ptr' |
| '--enable-ifem' |
| 'PETSC_DIR=/opt/moose/petsc/mpich_petsc-3.6.1/clang-opt-superlu' |
| 'SLEPC_DIR=/opt/petejw/slepc/3.6.1' |
| 'CPPFLAGS= ' |
| 'LIBS= ' |
| 'CPPFLAGS= ' |
| 'LIBS= ' |
| '--disable-netcdf-4' |
| '--disable-testsets' |
| 'CXX=mpicxx' |
| 'CC=mpicc' |
| 'F77=mpif77' |
| 'FC=mpif90' |
| 'CPPFLAGS= ' |
| 'LIBS= ' |
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| libMesh Performance: Alive time=0.108081, Active time=0.093413 |
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| Event nCalls Total Time Avg Time Total Time Avg Time % of Active Time |
| w/o Sub w/o Sub With Sub With Sub w/o S With S |
|---------------------------------------------------------------------------------------------------------------------|
| |
| |
| DofMap |
| add_neighbors_to_send_list() 1 0.0009 0.000897 0.0009 0.000897 0.96 0.96 |
| build_constraint_matrix_and_vector() 4096 0.0031 0.000001 0.0031 0.000001 3.34 3.34 |
| build_sparsity() 1 0.0092 0.009181 0.0105 0.010507 9.83 11.25 |
| create_dof_constraints() 1 0.0081 0.008108 0.0094 0.009389 8.68 10.05 |
| distribute_dofs() 1 0.0007 0.000692 0.0040 0.003970 0.74 4.25 |
| dof_indices() 16384 0.0037 0.000000 0.0037 0.000000 3.93 3.93 |
| hetero_cnstrn_elem_mat_vec() 4096 0.0032 0.000001 0.0032 0.000001 3.45 3.45 |
| prepare_send_list() 2 0.0000 0.000000 0.0000 0.000000 0.00 0.00 |
| reinit() 1 0.0033 0.003277 0.0033 0.003277 3.51 3.51 |
| |
| EquationSystems |
| build_solution_vector() 1 0.0025 0.002503 0.0036 0.003606 2.68 3.86 |
| |
| ExodusII_IO |
| write_nodal_data() 1 0.0059 0.005948 0.0059 0.005948 6.37 6.37 |
| |
| FE |
| compute_shape_functions() 4096 0.0082 0.000002 0.0082 0.000002 8.75 8.75 |
| init_shape_functions() 1 0.0000 0.000014 0.0000 0.000014 0.01 0.01 |
| |
| FEMap |
| compute_affine_map() 4096 0.0034 0.000001 0.0034 0.000001 3.62 3.62 |
| init_reference_to_physical_map() 1 0.0000 0.000027 0.0000 0.000027 0.03 0.03 |
| |
| Mesh |
| find_neighbors() 1 0.0096 0.009605 0.0096 0.009605 10.28 10.28 |
| renumber_nodes_and_elem() 2 0.0002 0.000102 0.0002 0.000102 0.22 0.22 |
| |
| MeshOutput |
| write_equation_systems() 1 0.0000 0.000017 0.0096 0.009571 0.02 10.25 |
| |
| MeshTools::Generation |
| build_cube() 1 0.0022 0.002157 0.0022 0.002157 2.31 2.31 |
| |
| Parallel |
| allgather() 1 0.0000 0.000000 0.0000 0.000000 0.00 0.00 |
| |
| Partitioner |
| single_partition() 1 0.0001 0.000126 0.0001 0.000126 0.13 0.13 |
| |
| PetscLinearSolver |
| solve() 1 0.0065 0.006502 0.0065 0.006502 6.96 6.96 |
| |
| System |
| assemble() 1 0.0226 0.022590 0.0432 0.043153 24.18 46.20 |
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| Totals: 32788 0.0934 100.00 |
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* Done Running Example introduction_ex5:
* example-opt -q 0
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