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https://issues.apache.org/jira/browse/FLINK-22172?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17317714#comment-17317714
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Xintong Song commented on FLINK-22172:
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[~ykt836], I've added the description, pointing to the original discussion in
FLINK-20663.
> Fix the bug of shared resource among Python Operators of the same slot is not
> released
> --------------------------------------------------------------------------------------
>
> Key: FLINK-22172
> URL: https://issues.apache.org/jira/browse/FLINK-22172
> Project: Flink
> Issue Type: Bug
> Components: API / Python
> Affects Versions: 1.12.2, 1.13.0
> Reporter: Huang Xingbo
> Assignee: Huang Xingbo
> Priority: Major
> Fix For: 1.13.0, 1.12.3
>
>
> The problem was discussed here:
> https://issues.apache.org/jira/browse/FLINK-20663?focusedCommentId=17317706&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-17317706
> In general, the python process should be terminated when the shared resource
> is released as many times as requested. However, this reference counting
> logic has been implemented twice. Consequently, the shared resource may be
> requested multiple times but only released once.
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