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https://issues.apache.org/jira/browse/SPARK-28366?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-28366.
---------------------------------
Resolution: Fixed
Fix Version/s: 3.0.0
Issue resolved by pull request 25134
[https://github.com/apache/spark/pull/25134]
> Logging in driver when loading single large unsplittable file
> -------------------------------------------------------------
>
> Key: SPARK-28366
> URL: https://issues.apache.org/jira/browse/SPARK-28366
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 3.0.0
> Reporter: Weichen Xu
> Assignee: Weichen Xu
> Priority: Minor
> Fix For: 3.0.0
>
>
> For a large gzipped file, since they are not splittable, spark have to use
> only one partition task to read and decompress it. This could be very slow.
> We should log for this case in driver side.
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