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Trac: #85 For mcopterian the result on MacOS is not deterministic #4

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nmhamster opened this issue Oct 7, 2015 · 7 comments
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@nmhamster
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The results for test2 from SVN from repeated runs produce different answers on MacOS. It has been verified multiple times that the random number streams used is NOT the issue. Repeated runs with the same initial seed yield multiple answers. (This is not observed on any of the Linux platforms regularly tested.)

@allevin
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allevin commented Oct 7, 2015

Not fixed for v4.1.0. Jeanine is investigating and plans to provide fix for SST v5.0.0

@allevin
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allevin commented Oct 7, 2015

While running Valgrind on various SST tests noted that:
(1) McOpteron? test1 and test2 have different characteristic from Valgrind.
(2) Valgrind (on CentOS) finds 664,707 errors from 11 contexts on McOpteron?.

@allevin
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allevin commented Oct 7, 2015

Not to be included in SST v5.0

@allevin
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allevin commented Oct 7, 2015

Test #2 is now failing on Linux.
Am going to universally disable test2.
Do not know when the symptom on Linux appeared. The SST run is producing a grossly different output file reporting many error. However the test Suite was also broken and consequently, the test failure was not being reported to Jenkins.

@allevin
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allevin commented Oct 7, 2015

Probably of no interest, but the mcopteron test failure appears to be correlated with mod set #9557

@allevin
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allevin commented Oct 7, 2015

Jeanine, any update on McOpteron/McNiagara? models?

@allevin allevin added this to the Future milestone Oct 7, 2015
@allevin allevin added the Bug label Oct 7, 2015
@nmhamster
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Moved to attic, shelved for future.

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