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Posted to dev@tajo.apache.org by "Min Zhou (JIRA)" <ji...@apache.org> on 2014/01/20 01:13:19 UTC
[jira] [Created] (TAJO-523) ExecuttionBlock hangs
Min Zhou created TAJO-523:
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Summary: 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
Priority: Critical
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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