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Author brendon-zhang@hotmail.com
Recipients brendon-zhang@hotmail.com, remi.lapeyre, rhettinger, vstinner
Date 2020-04-09.13:02:13
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Message-id <1586437334.18.0.611738977196.issue40225@roundup.psfhosted.org>
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Content 
Okay, I attached a complete minimal example below.

In your shell, run 
ulimit -S -s unlimited

Then try executing with various python versions 3.6 and 3.7
python3.6 benchbug.py
python3.7 benchbug.py

You will notice that python 3.7 has a significant performance regression. It is likely a bug.
History
Date User Action Args
2020-04-09 13:02:14brendon-zhang@hotmail.comsetrecipients: + brendon-zhang@hotmail.com, rhettinger, vstinner, remi.lapeyre
2020-04-09 13:02:14brendon-zhang@hotmail.comsetmessageid: <1586437334.18.0.611738977196.issue40225@roundup.psfhosted.org>
2020-04-09 13:02:14brendon-zhang@hotmail.comlinkissue40225 messages
2020-04-09 13:02:14brendon-zhang@hotmail.comcreate