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https://issues.apache.org/jira/browse/FLINK-28018?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17553449#comment-17553449
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zl commented on FLINK-28018:
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Hi [~zhuzh] , can you take a look ?
> the start index to create empty splits in BinaryInputFormat#createInputSplits
> is inappropriate
> ----------------------------------------------------------------------------------------------
>
> Key: FLINK-28018
> URL: https://issues.apache.org/jira/browse/FLINK-28018
> Project: Flink
> Issue Type: Bug
> Components: API / Core
> Reporter: zl
> Priority: Major
>
> when the number of created split is smaller than the minimum desired number
> of file splits,
> [BinaryInputFormat.java#L150|https://github.com/apache/flink/blob/master/flink-core/src/main/java/org/apache/flink/api/common/io/BinaryInputFormat.java#L150]
> use `{_}*files.size()*{_}` as the start index to create empty splits. That
> is inappropriate, the start index should be `{_}*inputSplits.size()*{_}`.
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