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https://issues.apache.org/jira/browse/FLINK-8375?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16318574#comment-16318574
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ASF GitHub Bot commented on FLINK-8375:
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Github user asfgit closed the pull request at:
https://github.com/apache/flink/pull/5260
> Remove unnecessary synchronization in ResultPartition
> -----------------------------------------------------
>
> Key: FLINK-8375
> URL: https://issues.apache.org/jira/browse/FLINK-8375
> Project: Flink
> Issue Type: Improvement
> Components: Network
> Reporter: Piotr Nowojski
> Assignee: Piotr Nowojski
> Fix For: 1.5.0
>
>
> {{PipelinedSubpartition}} doesn't need this extra synchronization in
> {{ResultPartition}} so the locking from {{ResultPartition}} can be safely
> pushed down to {{SpillableSubpartition}}.
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