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https://issues.apache.org/jira/browse/SPARK-28561?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16895862#comment-16895862
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Kousuke Saruta commented on SPARK-28561:
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I've attached images of my prototype implementation.
> DAG viz for barrier-mode execution
> ----------------------------------
>
> Key: SPARK-28561
> URL: https://issues.apache.org/jira/browse/SPARK-28561
> Project: Spark
> Issue Type: Improvement
> Components: Web UI
> Affects Versions: 3.0.0
> Reporter: Kousuke Saruta
> Assignee: Kousuke Saruta
> Priority: Major
> Attachments: Screenshot from 2019-07-30 16-30-35.png, Screenshot from
> 2019-07-30 16-31-09.png
>
>
> In the current UI, we cannot identify which RDDs are barrier. Visualizing it
> will make easy to debug.
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