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Posted to issues@flink.apache.org by "Zhu Zhu (Jira)" <ji...@apache.org> on 2022/03/10 02:23:00 UTC

[jira] [Closed] (FLINK-26517) Normalize the decided parallelism to power of 2 when using adaptive batch scheduler

     [ https://issues.apache.org/jira/browse/FLINK-26517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zhu Zhu closed FLINK-26517.
---------------------------
    Resolution: Fixed

master/release-1.15:
4d42c642cc3c45acf25d41172f6a2132d4c6c60b

> Normalize the decided parallelism to power of 2 when using adaptive batch scheduler
> -----------------------------------------------------------------------------------
>
>                 Key: FLINK-26517
>                 URL: https://issues.apache.org/jira/browse/FLINK-26517
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Coordination
>    Affects Versions: 1.15.0
>            Reporter: Lijie Wang
>            Assignee: Lijie Wang
>            Priority: Blocker
>              Labels: pull-request-available
>             Fix For: 1.15.0
>
>
> As describe in FLINK-26330, in order to make the number of subpartitoins evenly consumed by downstream tasks, we need to normalize the decided parallelism to 2^N.



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