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