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https://issues.apache.org/jira/browse/SPARK-32736?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuming Wang reassigned SPARK-32736:
-----------------------------------

    Assignee: wuyi  (was: Apache Spark)

> Avoid caching the removed decommissioned executors in TaskSchedulerImpl
> -----------------------------------------------------------------------
>
>                 Key: SPARK-32736
>                 URL: https://issues.apache.org/jira/browse/SPARK-32736
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 3.1.0
>            Reporter: wuyi
>            Assignee: wuyi
>            Priority: Major
>             Fix For: 3.1.0
>
>
> We can save the host directly in the ExecutorDecommissionState. Therefore, 
> when the executor lost, we could unregister the shuffle map status on the 
> host. Thus, we don't need to hold the cache to wait for FetchFailureException 
> to do the unregister.



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