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https://issues.apache.org/jira/browse/HADOOP-4391?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amareshwari Sriramadasu resolved HADOOP-4391.
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Resolution: Duplicate
Resolving this as duplicate of HADOOP-2721 and HADOOP-1380
> When killing a streaming task, it should kill the sub processes (subtree)
> spawned by the task
> ----------------------------------------------------------------------------------------------
>
> Key: HADOOP-4391
> URL: https://issues.apache.org/jira/browse/HADOOP-4391
> Project: Hadoop Core
> Issue Type: Bug
> Components: contrib/streaming
> Reporter: Runping Qi
>
> Many times we saw sub processes left still running after a streaming task is
> killed.
> This is one kind of resource leakage.
> The framework should kill the whole subprocess tree when killing a task.
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