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From "Ramana Inukonda Nagaraj (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-3030) Foreman seems to be unable to cancel itself
Date Tue, 12 May 2015 00:05:59 GMT
Ramana Inukonda Nagaraj created DRILL-3030:
----------------------------------------------

             Summary: Foreman seems to be unable to cancel itself
                 Key: DRILL-3030
                 URL: https://issues.apache.org/jira/browse/DRILL-3030
             Project: Apache Drill
          Issue Type: Bug
          Components: Execution - Flow
    Affects Versions: 1.0.0
            Reporter: Ramana Inukonda Nagaraj
            Assignee: Chris Westin


Steps to repro:

1. Ran long running query on a clean drill restart. 
2. Killed a non foreman node. 
3. Restarted drillbits using clush.

One of the drillbits(coincidentally a foreman node always) refused to shutdown. 

Jstack shows that the foreman is waiting 
{code}
  at org.apache.drill.exec.rpc.ReconnectingConnection$ConnectionListeningFuture.waitAndRun(ReconnectingConnection.java:105)
        at org.apache.drill.exec.rpc.ReconnectingConnection.runCommand(ReconnectingConnection.java:81)
        - locked <0x000000073878aaa8> (a org.apache.drill.exec.rpc.control.ControlConnectionManager)
        at org.apache.drill.exec.rpc.control.ControlTunnel.cancelFragment(ControlTunnel.java:57)
        at org.apache.drill.exec.work.foreman.QueryManager.cancelExecutingFragments(QueryManager.java:192)
        at org.apache.drill.exec.work.foreman.Foreman$StateSwitch.processEvent(Foreman.java:824)
        at org.apache.drill.exec.work.foreman.Foreman$StateSwitch.processEvent(Foreman.java:768)
        at org.apache.drill.common.EventProcessor.sendEvent(EventProcessor.java:73)
        at org.apache.drill.exec.work.foreman.Foreman$StateSwitch.moveToState(Foreman.java:770)
        at org.apache.drill.exec.work.foreman.Foreman.moveToState(Foreman.java:871)
        at org.apache.drill.exec.work.foreman.Foreman.access$2700(Foreman.java:107)
        at org.apache.drill.exec.work.foreman.Foreman$StateListener.moveToState(Foreman.java:1132)
        at org.apache.drill.exec.work.foreman.QueryManager$1.statusUpdate(QueryManager.java:460)
{code}



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