Link to the source code for this example:

Open introduction_ex1 in new tab.


The console output of the program:

***************************************************************
* Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda
***************************************************************
 
 Mesh Information:
  elem_dimensions()={3}
  spatial_dimension()=3
  n_nodes()=27
    n_local_nodes()=27
  n_elem()=1
    n_local_elem()=1
    n_active_elem()=1
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 09:50:29 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=   '                                                                                                       |
 -------------------------------------------------------------------------------------------------------------------
 ------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.362843, Active time=0.000411                                             |
 ------------------------------------------------------------------------------------------------------------
| 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   |
|------------------------------------------------------------------------------------------------------------|
|                                                                                                            |
|                                                                                                            |
| Mesh                                                                                                       |
|   find_neighbors()            1          0.0001      0.000062    0.0001      0.000062    15.09    15.09    |
|   renumber_nodes_and_elem()   2          0.0000      0.000000    0.0000      0.000000    0.24     0.24     |
|                                                                                                            |
| Partitioner                                                                                                |
|   set_node_processor_ids()    1          0.0000      0.000039    0.0000      0.000039    9.49     9.49     |
|   single_partition()          1          0.0000      0.000006    0.0000      0.000006    1.46     1.46     |
|                                                                                                            |
| XdrIO                                                                                                      |
|   read()                      1          0.0003      0.000303    0.0003      0.000303    73.72    73.72    |
 ------------------------------------------------------------------------------------------------------------
| Totals:                       6          0.0004                                          100.00            |
 ------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda
***************************************************************
***************************************************************
* Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda -o output.xda
***************************************************************
 
 Mesh Information:
  elem_dimensions()={3}
  spatial_dimension()=3
  n_nodes()=27
    n_local_nodes()=27
  n_elem()=1
    n_local_elem()=1
    n_active_elem()=1
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 09:50:29 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=   '                                                                                                       |
 -------------------------------------------------------------------------------------------------------------------
 ------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.004875, Active time=0.000422                                             |
 ------------------------------------------------------------------------------------------------------------
| 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   |
|------------------------------------------------------------------------------------------------------------|
|                                                                                                            |
|                                                                                                            |
| Mesh                                                                                                       |
|   find_neighbors()            1          0.0000      0.000029    0.0000      0.000029    6.87     6.87     |
|   renumber_nodes_and_elem()   2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|   write()                     1          0.0001      0.000101    0.0002      0.000237    23.93    56.16    |
|                                                                                                            |
| Partitioner                                                                                                |
|   set_node_processor_ids()    1          0.0000      0.000021    0.0000      0.000021    4.98     4.98     |
|   single_partition()          1          0.0000      0.000002    0.0000      0.000002    0.47     0.47     |
|                                                                                                            |
| XdrIO                                                                                                      |
|   read()                      1          0.0001      0.000134    0.0001      0.000134    31.75    31.75    |
|   write()                     1          0.0001      0.000135    0.0001      0.000135    31.99    31.99    |
 ------------------------------------------------------------------------------------------------------------
| Totals:                       8          0.0004                                          100.00            |
 ------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda -o output.xda
***************************************************************
***************************************************************
* Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda -o output.xdr
***************************************************************
 
 Mesh Information:
  elem_dimensions()={3}
  spatial_dimension()=3
  n_nodes()=27
    n_local_nodes()=27
  n_elem()=1
    n_local_elem()=1
    n_active_elem()=1
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 09:50:29 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=   '                                                                                                       |
 -------------------------------------------------------------------------------------------------------------------
 ------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.004442, Active time=0.000402                                             |
 ------------------------------------------------------------------------------------------------------------
| 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   |
|------------------------------------------------------------------------------------------------------------|
|                                                                                                            |
|                                                                                                            |
| Mesh                                                                                                       |
|   find_neighbors()            1          0.0000      0.000029    0.0000      0.000029    7.21     7.21     |
|   renumber_nodes_and_elem()   2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|   write()                     1          0.0001      0.000098    0.0002      0.000209    24.38    51.99    |
|                                                                                                            |
| Partitioner                                                                                                |
|   set_node_processor_ids()    1          0.0000      0.000019    0.0000      0.000019    4.73     4.73     |
|   single_partition()          1          0.0000      0.000002    0.0000      0.000002    0.50     0.50     |
|                                                                                                            |
| XdrIO                                                                                                      |
|   read()                      1          0.0001      0.000143    0.0001      0.000143    35.57    35.57    |
|   write()                     1          0.0001      0.000111    0.0001      0.000111    27.61    27.61    |
 ------------------------------------------------------------------------------------------------------------
| Totals:                       8          0.0004                                          100.00            |
 ------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example introduction_ex1:
*   example-opt -d 3 /Users/petejw/projects/libmesh_git/build/../reference_elements/3D/one_hex27.xda -o output.xdr
***************************************************************
***************************************************************
* Running Example introduction_ex1:
*   example-opt -d 3 output.xda 
***************************************************************
 
 Mesh Information:
  elem_dimensions()={3}
  spatial_dimension()=3
  n_nodes()=27
    n_local_nodes()=27
  n_elem()=1
    n_local_elem()=1
    n_active_elem()=1
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 09:50:30 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=   '                                                                                                       |
 -------------------------------------------------------------------------------------------------------------------
 ------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.004243, Active time=0.000189                                             |
 ------------------------------------------------------------------------------------------------------------
| 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   |
|------------------------------------------------------------------------------------------------------------|
|                                                                                                            |
|                                                                                                            |
| Mesh                                                                                                       |
|   find_neighbors()            1          0.0000      0.000028    0.0000      0.000028    14.81    14.81    |
|   renumber_nodes_and_elem()   2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|                                                                                                            |
| Partitioner                                                                                                |
|   set_node_processor_ids()    1          0.0000      0.000018    0.0000      0.000018    9.52     9.52     |
|   single_partition()          1          0.0000      0.000003    0.0000      0.000003    1.59     1.59     |
|                                                                                                            |
| XdrIO                                                                                                      |
|   read()                      1          0.0001      0.000140    0.0001      0.000140    74.07    74.07    |
 ------------------------------------------------------------------------------------------------------------
| Totals:                       6          0.0002                                          100.00            |
 ------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example introduction_ex1:
*   example-opt -d 3 output.xda 
***************************************************************
***************************************************************
* Running Example introduction_ex1:
*   example-opt -d 3 output.xdr 
***************************************************************
 
 Mesh Information:
  elem_dimensions()={3}
  spatial_dimension()=3
  n_nodes()=27
    n_local_nodes()=27
  n_elem()=1
    n_local_elem()=1
    n_active_elem()=1
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 09:50:30 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=   '                                                                                                       |
 -------------------------------------------------------------------------------------------------------------------
 ------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.003693, Active time=0.00013                                              |
 ------------------------------------------------------------------------------------------------------------
| 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   |
|------------------------------------------------------------------------------------------------------------|
|                                                                                                            |
|                                                                                                            |
| Mesh                                                                                                       |
|   find_neighbors()            1          0.0000      0.000030    0.0000      0.000030    23.08    23.08    |
|   renumber_nodes_and_elem()   2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|                                                                                                            |
| Partitioner                                                                                                |
|   set_node_processor_ids()    1          0.0000      0.000019    0.0000      0.000019    14.62    14.62    |
|   single_partition()          1          0.0000      0.000003    0.0000      0.000003    2.31     2.31     |
|                                                                                                            |
| XdrIO                                                                                                      |
|   read()                      1          0.0001      0.000078    0.0001      0.000078    60.00    60.00    |
 ------------------------------------------------------------------------------------------------------------
| Totals:                       6          0.0001                                          100.00            |
 ------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example introduction_ex1:
*   example-opt -d 3 output.xdr 
***************************************************************