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Posted to issues@tajo.apache.org by "Jaehwa Jung (JIRA)" <ji...@apache.org> on 2014/07/08 05:22:34 UTC

[jira] [Created] (TAJO-916) SubQuery::computeStatFromTasks occasionally fail.

Jaehwa Jung created TAJO-916:
--------------------------------

             Summary: SubQuery::computeStatFromTasks occasionally fail.
                 Key: TAJO-916
                 URL: https://issues.apache.org/jira/browse/TAJO-916
             Project: Tajo
          Issue Type: Bug
          Components: query master
            Reporter: Jaehwa Jung
            Assignee: Jaehwa Jung


See the title.
SubQuery::computeStatFromTasks occasionally fails as follows:
{code:xml}
ERROR querymaster.SubQuery (SubQuery.java:computeStatFromTasks(543)) - ==========================
org.apache.tajo.exception.InvalidOperationException
        at org.apache.tajo.datum.Int8Datum.compareTo(Int8Datum.java:201)
        at org.apache.tajo.catalog.statistics.StatisticsUtil.aggregateTableStat(StatisticsUtil.java:122)
        at org.apache.tajo.master.querymaster.SubQuery.computeStatFromTasks(SubQuery.java:540)
        at org.apache.tajo.master.querymaster.SubQuery.finalizeStats(SubQuery.java:582)
        at org.apache.tajo.master.querymaster.SubQuery.complete(SubQuery.java:370)
        at org.apache.tajo.master.querymaster.SubQuery$SubQueryCompleteTransition.transition(SubQuery.java:1166)
        at org.apache.tajo.master.querymaster.SubQuery$SubQueryCompleteTransition.transition(SubQuery.java:1138)
        at org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:385)
        at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302)
        at org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
        at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
        at org.apache.tajo.master.querymaster.SubQuery.handle(SubQuery.java:610)
        at org.apache.tajo.master.querymaster.QueryMasterTask$SubQueryEventDispatcher.handle(QueryMasterTask.java:253)
        at org.apache.tajo.master.querymaster.QueryMasterTask$SubQueryEventDispatcher.handle(QueryMasterTask.java:247)
{code}



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