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https://issues.apache.org/jira/browse/FLINK-32437?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17739693#comment-17739693
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Piotr Nowojski commented on FLINK-32437:
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Shouldn't we also set different number of keyGroups per each operator in the
chain?
> Determine and set correct maxParallelism for operator chains
> ------------------------------------------------------------
>
> Key: FLINK-32437
> URL: https://issues.apache.org/jira/browse/FLINK-32437
> Project: Flink
> Issue Type: Bug
> Components: API / DataStream
> Reporter: Stefan Richter
> Assignee: Stefan Richter
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.0.0
>
>
> Current code in {{StreamingJobGraphGenerator}} does not properly determine
> and set the correct maxParallelism of operator chains. We should set the
> maxParallelism of the chain as the minimum of all the maxParallelism values
> among operators in the chain.
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