[jira] [Created] (AURORA-1395) RescheduleCalculator precondition fails when using DbTaskStore

["Bill Farner (JIRA)" <ji...@apache.org>]

Bill Farner created AURORA-1395:
-----------------------------------

             Summary: RescheduleCalculator precondition fails when using DbTaskStore
                 Key: AURORA-1395
                 URL: https://issues.apache.org/jira/browse/AURORA-1395
             Project: Aurora
          Issue Type: Bug
          Components: Scheduler
            Reporter: Bill Farner
            Assignee: Bill Farner
            Priority: Critical


When enabling the DB task store, i frequently encounter this exception due to a precondition check fail in RescheduleCalculator:
{noformat}
E0710 22:33:48.688 THREAD138 org.apache.aurora.scheduler.events.PubsubEventModule$1.handleException: Failed to dispatch event to public void org.apache.aurora.scheduler.async.TaskThrottler.taskChangedState(org.apache.aurora.scheduler.events.PubsubEvent$TaskStateChange): java.lang.IllegalStateException
java.lang.IllegalStateException
        at com.google.common.base.Preconditions.checkState(Preconditions.java:161)
        at org.apache.aurora.scheduler.async.RescheduleCalculator$RescheduleCalculatorImpl$1.apply(RescheduleCalculator.java:103)
        at org.apache.aurora.scheduler.async.RescheduleCalculator$RescheduleCalculatorImpl$1.apply(RescheduleCalculator.java:85)
        at org.apache.aurora.scheduler.async.RescheduleCalculator$RescheduleCalculatorImpl.getFlappingPenaltyMs(RescheduleCalculator.java:159)
        at org.apache.aurora.scheduler.async.TaskThrottler.taskChangedState(TaskThrottler.java:72)
        at sun.reflect.GeneratedMethodAccessor89.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
        at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
        at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
        at com.google.common.eventbus.AsyncEventBus.access$001(AsyncEventBus.java:34)
        at com.google.common.eventbus.AsyncEventBus$1.run(AsyncEventBus.java:117)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
{noformat}



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