[Dune] [#742] performace loss between 1.2.2 and 2.0

Dune flyspray at dune-project.org
Wed Feb 17 20:21:49 CET 2010


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The following task has a new comment added:

FS#742 - performace loss between 1.2.2 and 2.0
User who did this - Christian Engwer (christi)

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Hi Andreas,

I can't reproduce this problem here are my timings (without any changes) for the finite volume example from 1.2:

dune 1.2: user	0m0.752s
dune 2.0: user	0m0.544s

which compiler fags did you use?

I used "-O3 -funroll-loops" with gcc 4.3

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