[ https://issues.apache.org/jira/browse/MAPREDUCE-408?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12739041#action_12739041 ] 

Hudson commented on MAPREDUCE-408:
----------------------------------

Integrated in Hadoop-Mapreduce-trunk #38 (See [http://hudson.zones.apache.org/hudson/job/Hadoop-Mapreduce-trunk/38/])
    . Fixes an assertion problem in TestKillSubProcesses. Contributed by Ravi Gummadi.


> TestKillSubProcesses fails with assertion failure sometimes
> -----------------------------------------------------------
>
>                 Key: MAPREDUCE-408
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-408
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 0.21.0
>            Reporter: Amareshwari Sriramadasu
>            Assignee: Ravi Gummadi
>             Fix For: 0.21.0
>
>         Attachments: MR-408.patch, MR-408.v1.1.patch, MR-408.v1.patch
>
>
> org.apache.hadoop.mapred.TestKillSubProcesses.testJobKillFailAndSucceed fails sometimes with following error Message:
> {noformat}
> Unexpected: The subprocess at level 3 in the subtree is not alive before Job completion
> {noformat}
> Stacktrace
> {noformat}
> junit.framework.AssertionFailedError: Unexpected: The subprocess at level 3 in the subtree is not alive before Job completion
> 	at org.apache.hadoop.mapred.TestKillSubProcesses.runJobAndSetProcessHandle(TestKillSubProcesses.java:221)
> 	at org.apache.hadoop.mapred.TestKillSubProcesses.runFailingJobAndValidate(TestKillSubProcesses.java:112)
> 	at org.apache.hadoop.mapred.TestKillSubProcesses.runTests(TestKillSubProcesses.java:327)
> 	at org.apache.hadoop.mapred.TestKillSubProcesses.testJobKillFailAndSucceed(TestKillSubProcesses.java:310)
> {noformat}
> one such failure at http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-vesta.apache.org/495/testReport/org.apache.hadoop.mapred/TestKillSubProcesses/testJobKillFailAndSucceed/

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