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https://issues.apache.org/jira/browse/FLINK-38812?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dian Fu closed FLINK-38812.
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Fix Version/s: 2.3.0
Assignee: Liu
Resolution: Fixed
Merged to master via 52f5eaa0b25c02e3a02b02223af1484761e21b7a
> Log PYFLINK_CYTHON_ENABLED to show whether cython optimization is enabled
> -------------------------------------------------------------------------
>
> Key: FLINK-38812
> URL: https://issues.apache.org/jira/browse/FLINK-38812
> Project: Flink
> Issue Type: Improvement
> Components: API / Python
> Reporter: Liu
> Assignee: Liu
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.3.0
>
>
> It is hard to know whether cython optimization is enabled when job's
> performance is slow. We should add logs to show detail infos for profiling.
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