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https://issues.apache.org/jira/browse/SPARK-25973?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen resolved SPARK-25973.
-------------------------------
Resolution: Fixed
Fix Version/s: 3.0.0
Issue resolved by pull request 22982
[https://github.com/apache/spark/pull/22982]
> Spark History Main page performance improvement
> -----------------------------------------------
>
> Key: SPARK-25973
> URL: https://issues.apache.org/jira/browse/SPARK-25973
> Project: Spark
> Issue Type: Improvement
> Components: Web UI
> Affects Versions: 2.3.2
> Reporter: William Montaz
> Assignee: William Montaz
> Priority: Minor
> Fix For: 3.0.0
>
> Attachments: fix.patch
>
>
> HistoryPage.scala counts applications (with a predicate depending on if it is
> displaying incomplete or complete applications) to check if it must display
> the dataTable.
> Since it only checks if allAppsSize > 0, we could use exists method on the
> iterator. This way we stop iterating at the first occurence found.
>
>
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