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Figure out why we get slightly different results for different cuda versions (cuda 11.6 vs 11.0) #98

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luhuhis opened this issue Jul 19, 2022 · 2 comments
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bug Something isn't working test Tests for modules and applications

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@luhuhis
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luhuhis commented Jul 19, 2022

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@luhuhis luhuhis added bug Something isn't working test Tests for modules and applications labels Jul 19, 2022
@luhuhis luhuhis changed the title Figure out why gradientFlowTest passes on cuda 11.6 but fails on 11.0 Figure out why plaquette value is different between cuda 11.6 vs 11.0 Jul 19, 2022
@luhuhis luhuhis changed the title Figure out why plaquette value is different between cuda 11.6 vs 11.0 Figure out why we get slightly different results for different cuda versions (cuda 11.6 vs 11.0) Jul 19, 2022
@luhuhis
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luhuhis commented Jul 19, 2022

Things to try:

  • Generate a reference conf, compute plaquette on host and device

@clarkedavida
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is this related to kate clark's new stuff about deterministic global reduction?

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