[MOAB-dev] Performance regressions in MOAB

James Porter jvporter at wisc.edu
Mon Feb 21 13:55:08 CST 2011


On Mon, 2011-02-21 at 10:03 -0600, Jason Kraftcheck wrote:
> Are you creating and destroying many MOAB instances?  If so, then the
> culprit is likely time time spent initializing the memory allocated for the
> SequenceDatas.  If that is the case, then we could rearrange things such
> that the memory isn't initialized unless the corresponding entities are
> allocated.  But I don't know that it is worth the time for what is an
> unlikely use case.

Ah, that'll do it. The Python tests create a MOAB instance for every
test that they run. I suppose I could modify the tests, since this isn't
strictly necessary in most of them.

> The most memory use I see when doing "make check" for MOAB is exodus_test
> consuming 3 MB.

Odd. Maybe it's something else...

- Jim



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