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https://issues.apache.org/jira/browse/FLINK-19400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17202759#comment-17202759
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Zhijiang commented on FLINK-19400:
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+1 to remove, it is indeed no actual usages in core codes, as
`ResultPartition#releaseMemory` is empty and we have to pass `nullable` owner
in related constructors and maintain the related logics.
> Removed unused BufferPoolOwner
> ------------------------------
>
> Key: FLINK-19400
> URL: https://issues.apache.org/jira/browse/FLINK-19400
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Network
> Affects Versions: 1.12.0
> Reporter: Arvid Heise
> Assignee: Arvid Heise
> Priority: Major
>
> {{BufferPoolOwner}} does not have any production usages and just complicates
> a few tests.
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