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https://issues.apache.org/jira/browse/SPARK-24818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mridul Muralidharan reassigned SPARK-24818:
-------------------------------------------

    Assignee: wuyi

> Ensure all the barrier tasks in the same stage are launched together
> --------------------------------------------------------------------
>
>                 Key: SPARK-24818
>                 URL: https://issues.apache.org/jira/browse/SPARK-24818
>             Project: Spark
>          Issue Type: New Feature
>          Components: Spark Core
>    Affects Versions: 3.1.0
>            Reporter: Xingbo Jiang
>            Assignee: wuyi
>            Priority: Major
>             Fix For: 3.2.0
>
>
> When some executors/hosts are blacklisted, it may happen that only a part of 
> the tasks in the same barrier stage can be launched. We shall detect the case 
> and revert the allocated resource offers.



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