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From "Victor Tso (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-4626) NoSuchElementException in CoarseGrainedSchedulerBackend
Date Wed, 26 Nov 2014 17:19:12 GMT

     [ https://issues.apache.org/jira/browse/SPARK-4626?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Victor Tso updated SPARK-4626:
------------------------------
    Priority: Major  (was: Blocker)

> NoSuchElementException in CoarseGrainedSchedulerBackend
> -------------------------------------------------------
>
>                 Key: SPARK-4626
>                 URL: https://issues.apache.org/jira/browse/SPARK-4626
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 1.0.2
>            Reporter: Victor Tso
>
> 26 Nov 2014 06:38:21,330 ERROR [spark-akka.actor.default-dispatcher-22] OneForOneStrategy
- key not found: 0
> java.util.NoSuchElementException: key not found: 0
>         at scala.collection.MapLike$class.default(MapLike.scala:228)
>         at scala.collection.AbstractMap.default(Map.scala:58)
>         at scala.collection.mutable.HashMap.apply(HashMap.scala:64)
>         at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverActor$$anonfun$receive$1.applyOrElse(CoarseGrainedSchedulerBackend.scala:106)
>         at akka.actor.ActorCell.receiveMessage(ActorCell.scala:498)
>         at akka.actor.ActorCell.invoke(ActorCell.scala:456)
>         at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:237)
>         at akka.dispatch.Mailbox.run(Mailbox.scala:219)
>         at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386)
>         at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>         at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>         at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>         at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> This came on the heels of a lot of lost executors with error messages like:
> 26 Nov 2014 06:38:20,330 ERROR [spark-akka.actor.default-dispatcher-15] TaskSchedulerImpl
- Lost executor 31 on xxx: remote Akka client disassociated



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