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https://issues.apache.org/jira/browse/FLINK-30931?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chesnay Schepler closed FLINK-30931.
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Fix Version/s: (was: 1.17.0)
Resolution: Duplicate
> Adaptive scheduler wastes slots for multiple slot sharing groups with
> different max parallelism
> -----------------------------------------------------------------------------------------------
>
> Key: FLINK-30931
> URL: https://issues.apache.org/jira/browse/FLINK-30931
> Project: Flink
> Issue Type: Bug
> Reporter: Maximilian Michels
> Priority: Major
>
> The adaptive scheduler assumes all slot sharing groups have the same maximum
> parallelism which can yield to allocating too many slots for smaller slot
> sharing groups.
> See
> https://github.com/apache/flink/blob/2ae5df278958073fee63b2bf824a53a28a21701b/flink-runtime/src/main/java/org/apache/flink/runtime/scheduler/adaptive/allocator/SlotSharingSlotAllocator.java#L97
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