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https://issues.apache.org/jira/browse/FLINK-14814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17236101#comment-17236101
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Matthias commented on FLINK-14814:
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FYI: I commented on the state of this issue in its parent FLINK-14712.
> Show the vertex that produces the backpressure source in the job
> ----------------------------------------------------------------
>
> Key: FLINK-14814
> URL: https://issues.apache.org/jira/browse/FLINK-14814
> Project: Flink
> Issue Type: Sub-task
> Components: Runtime / Metrics, Runtime / Network, Runtime / REST,
> Runtime / Web Frontend
> Reporter: lining
> Assignee: lining
> Priority: Major
> Attachments: 2B0E910D-6D95-401F-B450-1F6B1AFB9BEA.png
>
>
> By checking the status of output and input buffer pools exposed via
> FLINK-14815 (output buffer empty, input buffer full) it is possible to
> display which node is a source of the back pressure. This information could
> be displayed/accessible in the Web Frontend.
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