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Posted to issues@flink.apache.org by "Xintong Song (Jira)" <ji...@apache.org> on 2022/10/27 03:02:00 UTC

[jira] [Assigned] (FLINK-29766) Speculative execution should also work in hybrid shuffle mode

     [ https://issues.apache.org/jira/browse/FLINK-29766?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xintong Song reassigned FLINK-29766:
------------------------------------

    Assignee: Weijie Guo

> Speculative execution should also work in hybrid shuffle mode
> -------------------------------------------------------------
>
>                 Key: FLINK-29766
>                 URL: https://issues.apache.org/jira/browse/FLINK-29766
>             Project: Flink
>          Issue Type: Improvement
>          Components: Runtime / Coordination
>    Affects Versions: 1.17.0
>            Reporter: Weijie Guo
>            Assignee: Weijie Guo
>            Priority: Major
>              Labels: Umbrella
>
> Speculation execution is a very important piece for large-scale batch jobs, but it can only work in the BLOCKING shuffle mode, I propose to also support this feature for HYBRID shuffle mode to combine the power of hybrid shuffle and speculative execution.



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