[jira] [Commented] (TAJO-523) ExecuttionBlock hangs

["Min Zhou (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/TAJO-523?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13876852#comment-13876852 ] 

Min Zhou commented on TAJO-523:
-------------------------------

>From the log I submitted, I don't it has relation with TAJO-522.  Currently I can't reproduce it. Will analyse from the log.

> ExecuttionBlock hangs
> ---------------------
>
>                 Key: TAJO-523
>                 URL: https://issues.apache.org/jira/browse/TAJO-523
>             Project: Tajo
>          Issue Type: Bug
>          Components: distributed query plan
>    Affects Versions: 0.8-incubating
>            Reporter: Min Zhou
>         Attachments: tajo-yarn-worker-esv4-hcl284.grid.linkedin.com.out
>
>
> Run select count(1) from supplier the second time,  an execution block eb_1390174658728_0006_000002 hung, and the client stuck at 14%.
> Here is the log
> {noformat}
> 2014-01-19 23:58:30,745 INFO  querymaster.SubQuery (SubQuery.java:getNonLeafTaskNum(688)) - Table's volume is approximately 1 MB
> 2014-01-19 23:58:30,745 INFO  querymaster.SubQuery (SubQuery.java:getNonLeafTaskNum(691)) - The determined number of non-leaf tasks is 1
> 2014-01-19 23:58:30,744 INFO  master.ContainerProxy (TajoContainerProxy.java:stopContainer(114)) - Release TajoWorker Resource: eb_1390174658728_0006_000001,container_1390174658728_0006_01_000041, state:RUNNING
> 2014-01-19 23:58:30,747 INFO  querymaster.SubQuery (SubQuery.java:transition(518)) - 1 objects are scheduled
> 2014-01-19 23:58:30,747 INFO  master.DefaultTaskScheduler (DefaultTaskScheduler.java:start(88)) - Start TaskScheduler
> 2014-01-19 23:58:30,748 INFO  querymaster.SubQuery (SubQuery.java:allocateContainers(733)) - Request Container for eb_1390174658728_0006_000002 containers=1
> 2014-01-19 23:58:30,748 INFO  querymaster.Query (Query.java:transition(311)) - Scheduling SubQuery:eb_1390174658728_0006_000002
> 2014-01-19 23:58:30,749 INFO  worker.TajoResourceAllocator (TajoResourceAllocator.java:run(231)) - Start TajoWorkerAllocationThread
> 2014-01-19 23:58:30,792 INFO  worker.TajoResourceAllocator (TajoResourceAllocator.java:run(348)) - Stop TajoWorkerAllocationThread
> 2014-01-19 23:58:30,792 INFO  querymaster.SubQuery (SubQuery.java:transition(848)) - SubQuery (eb_1390174658728_0006_000002) has 1 containers!
> 2014-01-19 23:58:30,820 INFO  master.ContainerProxy (TajoContainerProxy.java:launch(61)) - Launched Container:eb_1390174658728_0006_000002,44,container_1390174658728_0006_01_000044,esv4-hcl284.grid.linkedin.com:28091, pullServer=34396
> 2014-01-19 23:58:30,820 INFO  worker.TajoResourceAllocator (TajoResourceAllocator.java:run(190)) - ContainerProxy started:container_1390174658728_0006_01_000044
> {noformat} 



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