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https://issues.apache.org/jira/browse/MAPREDUCE-4992?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13577528#comment-13577528
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Hudson commented on MAPREDUCE-4992:
-----------------------------------
Integrated in Hadoop-Hdfs-0.23-Build #524 (See
[https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/524/])
svn merge -c 1445456 FIXES: MAPREDUCE-4992. AM hangs in RecoveryService
when recovering tasks with speculative attempts. Contributed by Robert Parker
(Revision 1445458)
Result = SUCCESS
jlowe : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1445458
Files :
* /hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/recover/RecoveryService.java
*
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestRecovery.java
*
/hadoop/common/branches/branch-0.23/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/jobhistory/JobHistoryParser.java
> AM hangs in RecoveryService when recovering tasks with speculative attempts
> ---------------------------------------------------------------------------
>
> Key: MAPREDUCE-4992
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4992
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mr-am
> Affects Versions: trunk, 2.0.2-alpha, 0.23.6
> Reporter: Robert Parker
> Assignee: Robert Parker
> Priority: Critical
> Fix For: 0.23.7, 2.0.4-beta
>
> Attachments: MAPREDUCE-4992v1.patch, MAPREDUCE-4992v2.patch
>
>
> A job hung in the Recovery Service on an AM restart. There were four map
> tasks events that were not processed and that prevented the complete task
> count from reaching zero which exits the recovery service. All four tasks
> were speculative
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