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https://issues.apache.org/jira/browse/SPARK-19757?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Marcelo Vanzin resolved SPARK-19757.
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       Resolution: Fixed
         Assignee: Jimmy Xiang
    Fix Version/s: 2.2.0

> Executor with task scheduled could be killed due to idleness
> ------------------------------------------------------------
>
>                 Key: SPARK-19757
>                 URL: https://issues.apache.org/jira/browse/SPARK-19757
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 1.6.0
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>            Priority: Minor
>             Fix For: 2.2.0
>
>
> With dynamic executor allocation enabled on yarn mode, after one job is 
> finished for a while, submit another job, then there is race between killing 
> idle executors and scheduling new task on these executors. Sometimes, some 
> executor is killed right after a task is scheduled on it.



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