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https://issues.apache.org/jira/browse/FLINK-11815?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Till Rohrmann updated FLINK-11815:
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    Affects Version/s: 1.8.0

> Support execution with static resources (Flip-6): E.g. spreading tasks across 
> available set of TMs
> --------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-11815
>                 URL: https://issues.apache.org/jira/browse/FLINK-11815
>             Project: Flink
>          Issue Type: Improvement
>          Components: Runtime / Coordination
>    Affects Versions: 1.6.4, 1.7.2, 1.8.0
>            Reporter: Piotr Nowojski
>            Priority: Major
>
> FLIP-6 code path changed how tasks are distributed across the cluster which 
> is causing problems in some scenarios. This issue intends to improve this.
> Known issues:
> 1. key groups are currently assigned randomly, ignoring their size. 
> Previously larger key groups were evenly spread around the available task 
> managers
> 2. if task slots are registered before slot request, the code have a tendency 
> to group requests together on the same machine because we are using a 
> LinkedHashMap
> 3. ???
> CC [[email protected]]



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