[Paraview] IntegrateAttributes gives different results when run in parallel?

[Berk Geveci]

Hmmm. I wonder this is somehow ghost level related. Do you have a
dataset and an example pipeline that demonstrates the problem?

-berk

On Tue, Sep 29, 2009 at 10:24 AM, Jean M. Favre <jfavre at cscs.ch> wrote:
>
> I could not find any test for IntegrateAttributes, and I am questioning
> the output generated when run in parallel, on a 2D surface mesh.
> Although the area computed is equal to the area computed by the serial
> builtin paraview, some other variables (but not all) show large
> differences in integrated values. The results depend on the number of
> processors used as well.
>
> I have tested with some physical data which we have validated and the
> serial integrations are correct. The parallel runs are not.
>
> I have also tested with some simple Wavelet data, and by using a D3
> before the integration filter, insuring that cells were assigned uniquely.
>
> My questions are: How are the results of IntegrateAttributes validated?
> Is there a test somewhere? What about parallel runs?
>
> Thanks for any tips.
>
> Jean--
> Swiss National Supercomputing Center
>
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