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Posted to mapreduce-issues@hadoop.apache.org by "Vinod Kumar Vavilapalli (JIRA)" <ji...@apache.org> on 2012/10/24 02:30:13 UTC
[jira] [Assigned] (MAPREDUCE-4741) WARN and ERROR messages logged
during normal AM shutdown
[ https://issues.apache.org/jira/browse/MAPREDUCE-4741?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vinod Kumar Vavilapalli reassigned MAPREDUCE-4741:
--------------------------------------------------
Assignee: Vinod Kumar Vavilapalli
> WARN and ERROR messages logged during normal AM shutdown
> --------------------------------------------------------
>
> Key: MAPREDUCE-4741
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4741
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: applicationmaster, mrv2
> Affects Versions: 0.23.3, 2.0.1-alpha
> Reporter: Jason Lowe
> Assignee: Vinod Kumar Vavilapalli
> Priority: Minor
>
> The ApplicationMaster is logging WARN and ERROR messages during normal shutdown, and some users are misinterpreting these as serious problems. For example:
> {noformat}
> 2012-10-02 13:58:50,247 ERROR [ContainerLauncher Event Handler] org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl: Returning, interrupted : java.lang.InterruptedException
> [...]
> 2012-10-02 13:58:50,248 ERROR [Thread-47] org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Returning, interrupted : java.lang.InterruptedException
> 2012-10-02 13:58:50,248 WARN [RMCommunicator Allocator] org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: Allocated thread interrupted. Returning.
> [...]
> 2012-10-02 13:58:50,367 ERROR [TaskCleaner Event Handler] org.apache.hadoop.mapreduce.v2.app.taskclean.TaskCleanerImpl: Returning, interrupted : java.lang.InterruptedException
> {noformat}
> Warnings or errors should not be logged if everything is working as intended.
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