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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2018/11/26 12:49:00 UTC

[jira] [Resolved] (SPARK-25729) It is better to replace `minPartitions` with `defaultParallelism` , when `minPartitions` is less than `defaultParallelism`

     [ https://issues.apache.org/jira/browse/SPARK-25729?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved SPARK-25729.
-------------------------------
    Resolution: Won't Fix

> It is better to replace `minPartitions` with `defaultParallelism` , when `minPartitions` is less than `defaultParallelism`
> --------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-25729
>                 URL: https://issues.apache.org/jira/browse/SPARK-25729
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 2.4.0
>            Reporter: liuxian
>            Priority: Minor
>
> For ‘WholeTextFileInputFormat’， when `minPartitions` is less than `defaultParallelism`，
> it is better to replace `minPartitions` with `defaultParallelism` , because this can make better use of resources and improve parallelism.



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