Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Cannot Reproduce
    • Affects Version/s: 0.8.0
    • Fix Version/s: None
    • Component/s: distributed query plan
    • Labels:
      None

      Description

      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

      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
      

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              • Assignee:
                Unassigned
                Reporter:
                coderplay Min Zhou
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                Dates

                • Created:
                  Updated:
                  Resolved: