[ 
https://issues.apache.org/jira/browse/TAJO-638?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13914053#comment-13914053
 ] 

Tajo QA commented on TAJO-638:
------------------------------

{color:red}*-1 overall.*{color}  Here are the results of testing the latest 
attachment 
  http://issues.apache.org/jira/secure/attachment/12631444/TAJO-638_2.patch
  against master revision 56fbd99.

    {color:green}+1 @author.{color}  The patch does not contain any @author 
tags.

    {color:red}-1 tests included.{color}  The patch doesn't appear to include 
any new or modified tests.
                        Please justify why no new tests are needed for this 
patch.
                        Also please list what manual steps were performed to 
verify this patch.

    {color:green}+1 javac.{color}  The applied patch does not increase the 
total number of javac compiler warnings.

    {color:green}+1 javadoc.{color}  The applied patch does not increase the 
total number of javadoc warnings.

    {color:green}+1 checkstyle.{color}  The patch generated 0 code style errors.

    {color:red}-1 findbugs.{color}  The patch appears to introduce 178 new 
Findbugs (version 1.3.9) warnings.

    {color:green}+1 release audit.{color}  The applied patch does not increase 
the total number of release audit warnings.

    {color:green}+1 core tests.{color}  The patch passed unit tests in 
tajo-core/tajo-core-backend.

Test results: 
https://builds.apache.org/job/PreCommit-TAJO-Build/166//testReport/
Findbugs warnings: 
https://builds.apache.org/job/PreCommit-TAJO-Build/166//artifact/incubator-tajo/patchprocess/newPatchFindbugsWarningstajo-core-backend.html
Console output: https://builds.apache.org/job/PreCommit-TAJO-Build/166//console

This message is automatically generated.

> QueryUnitAttempt causes Invalid event error: TA_UPDATE at TA_ASSIGNED
> ---------------------------------------------------------------------
>
>                 Key: TAJO-638
>                 URL: https://issues.apache.org/jira/browse/TAJO-638
>             Project: Tajo
>          Issue Type: Bug
>    Affects Versions: 0.8-incubating, 1.0-incubating
>            Reporter: Hyunsik Choi
>            Assignee: Hyunsik Choi
>            Priority: Minor
>         Attachments: TAJO-638.patch, TAJO-638_2.patch
>
>
> In TAJO-630, Hyoungjun reported the following error message.  According to 
> QueryUnitAttempt class, TA_UPDATE event at TA_ASSIGNED should not incur 
> error. We need to investigate it.
> {noformat}
> 2014-02-23 22:25:55,617 ERROR querymaster.QueryUnitAttempt 
> (QueryUnitAttempt.java:handle(425)) - Can't handle this event at current 
> state of ta_1393161894205_0001_000004_000101_00)
> org.apache.hadoop.yarn.state.InvalidStateTransitonException: Invalid event: 
> TA_UPDATE at TA_ASSIGNED
>         at 
> org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:388)
>         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.QueryUnitAttempt.handle(QueryUnitAttempt.java:423)
>         at 
> org.apache.tajo.master.querymaster.QueryMasterTask$TaskAttemptEventDispatcher.handle(QueryMasterTask.java:241)
>         at 
> org.apache.tajo.master.querymaster.QueryMasterTask$TaskAttemptEventDispatcher.handle(QueryMasterTask.java:233)
>         at 
> org.apache.tajo.master.TajoAsyncDispatcher.dispatch(TajoAsyncDispatcher.java:137)
>         at 
> org.apache.tajo.master.TajoAsyncDispatcher$1.run(TajoAsyncDispatcher.java:79)
> {noformat}



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