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https://issues.apache.org/jira/browse/TAJO-1799?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14708736#comment-14708736
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ASF GitHub Bot commented on TAJO-1799:
--------------------------------------
Github user jihoonson commented on the pull request:
https://github.com/apache/tajo/pull/707#issuecomment-134010933
+1
> Fix incorrect event handler when kill-query failed
> --------------------------------------------------
>
> Key: TAJO-1799
> URL: https://issues.apache.org/jira/browse/TAJO-1799
> Project: Tajo
> Issue Type: Bug
> Components: QueryMaster
> Affects Versions: 0.11.0
> Reporter: Jinho Kim
> Assignee: Jinho Kim
> Fix For: 0.11.0, 0.12.0
>
>
> It should use QueryMasterTask event dispatcher instead of QueryMaster event
> dispatcher
> {noformat}
> 2015-08-24 11:00:29,999 ERROR org.apache.tajo.querymaster.QueryMasterTask:
> Max retry count has been exceeded. attempts=3 caused by:
> java.net.ConnectException: Connection refused: x.x.x.x:28091
> io.netty.channel.ConnectTimeoutException: Max retry count has been exceeded.
> attempts=3 caused by: java.net.ConnectException: Connection refused:
> x.x.x.x:28091
> at
> org.apache.tajo.rpc.NettyClientBase.doReconnect(NettyClientBase.java:210)
> at
> org.apache.tajo.rpc.NettyClientBase.connect(NettyClientBase.java:184)
> at
> org.apache.tajo.rpc.RpcClientManager.getClient(RpcClientManager.java:112)
> at
> org.apache.tajo.querymaster.QueryMasterTask.killTaskAttempt(QueryMasterTask.java:258)
> at
> org.apache.tajo.querymaster.QueryMasterTask$LocalTaskEventHandler$1.run(QueryMasterTask.java:280)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> 2015-08-24 11:00:30,001 FATAL org.apache.hadoop.yarn.event.AsyncDispatcher:
> Error in dispatcher thread
> java.lang.Exception: No handler for registered for class
> org.apache.tajo.master.event.TaskAttemptEventType
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:177)
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:108)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
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