[
https://issues.apache.org/jira/browse/TAJO-1251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14270901#comment-14270901
]
Hudson commented on TAJO-1251:
------------------------------
ABORTED: Integrated in Tajo-master-CODEGEN-build #185 (See
[https://builds.apache.org/job/Tajo-master-CODEGEN-build/185/])
TAJO-1251: Query is hanging occasionally by shuffle report. (jinho) (jhkim: rev
50a8a663c2c95f14ca59f3b01ffd79b2578f7f09)
* tajo-common/src/main/java/org/apache/tajo/conf/TajoConf.java
*
tajo-core/src/main/java/org/apache/tajo/master/event/StageShuffleReportEvent.java
* tajo-core/src/main/java/org/apache/tajo/querymaster/Query.java
* tajo-dist/pom.xml
* tajo-core/src/main/java/org/apache/tajo/master/event/StageEventType.java
* tajo-core/src/main/java/org/apache/tajo/querymaster/StageState.java
* tajo-core/src/main/java/org/apache/tajo/querymaster/Stage.java
* CHANGES
*
tajo-core/src/main/java/org/apache/tajo/querymaster/QueryMasterManagerService.java
> Query is hanging occasionally by shuffle report
> -----------------------------------------------
>
> Key: TAJO-1251
> URL: https://issues.apache.org/jira/browse/TAJO-1251
> Project: Tajo
> Issue Type: Bug
> Components: data shuffle, query master
> Affects Versions: 0.9.0
> Reporter: Jinho Kim
> Assignee: Jinho Kim
> Fix For: 0.10
>
> Attachments: Tajo.gv, querymaster.png
>
>
> Currently, Query is failed when race condition occur in
> {{SubQuery.waitingIntermediateReport()}}. If a event is not complete, other
> events will be blocked in AsyncDispatcher.
> We should remove the thread lock in event handler.
> {noformat}
> 2014-12-12 14:05:28,211 INFO org.apache.tajo.master.querymaster.SubQuery:
> eb_1412172843714_0001_000003, receiveExecutionBlockReport:3
> 2014-12-12 14:05:28,227 ERROR org.apache.tajo.master.querymaster.SubQuery:
> eb_1412172843714_0001_000003, Timeout while receiving intermediate reports:
> 121471 ms
> {noformat}
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