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From "Wenchen Fan (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-28366) Logging in driver when loading single large unsplittable file
Date Thu, 01 Aug 2019 12:32:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-28366?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wenchen Fan reassigned SPARK-28366:
-----------------------------------

    Assignee: Weichen Xu

> 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
>
> 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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