]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
Mention step-40.
authorbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Sun, 24 Oct 2010 16:16:54 +0000 (16:16 +0000)
committerbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Sun, 24 Oct 2010 16:16:54 +0000 (16:16 +0000)
git-svn-id: https://svn.dealii.org/trunk@22453 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/examples/step-17/doc/results.dox

index 2b8300805db962ce031ce31235003b27107f60e2..bff0c2d8f089c826b9eb584fa1ba9d84bfe07345 100644 (file)
@@ -207,3 +207,15 @@ we contend ourselves with showing output from cycle 4:
 The left picture shows the partitioning of the cube into 16 processes, whereas
 the right one shows the x-displacement along two cutplanes through the cube.
 
+
+
+<a name="extensions"></a>
+<h3>Possibilities for extensions</h3>
+
+The program keeps a complete copy of the Triangulation and DoFHandler objects
+on every processor. That's obviously the bottleneck for as far as
+parallelization goes. Internally, within deal.II, parallelizing the data
+structures used in hierarchic and unstructured triangulations is a very hard
+problem, and it took us a few more years to make this happen. The step-40
+tutorial program and the @ref distributed documentation module talk about how
+to do these steps and what it takes from an application perspective.

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