]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Augment a note as suggested by Timo.
authorWolfgang Bangerth <bangerth@math.tamu.edu>
Wed, 28 Sep 2011 02:46:07 +0000 (02:46 +0000)
committerWolfgang Bangerth <bangerth@math.tamu.edu>
Wed, 28 Sep 2011 02:46:07 +0000 (02:46 +0000)
git-svn-id: https://svn.dealii.org/trunk@24454 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/examples/step-32/doc/intro.dox

index b99428a5d35b552cb642a266ca6afffb2e896c45..98922c45425a85168b975285b14902a51a0eac0a 100644 (file)
@@ -755,7 +755,11 @@ each node, then using threads doesn't make the program any
 faster. Consequently, you probably want to use the
 <code>--disable-threads</code> flag when configuring your deal.II installation
 for this machine. On the other hand, if you want to run this program on a
-single multicore machine, then it may make sense to use threads.
+single multicore machine, then it may make sense to use threads. That said, at
+the time of writing this, we only use the WorkStream class for assembling
+(parts of) linear systems, while 75% or more of the run time of the program is
+spent in the linear solvers that are not parallelized &mdash; in other words,
+the best we could hope is to parallelize the remaining 25%.
 
 
 <h3> The testcase </h3>

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