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https://issues.apache.org/jira/browse/FLINK-8750?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aljoscha Krettek updated FLINK-8750:
------------------------------------
    Priority: Blocker  (was: Major)

> InputGate may contain data after an EndOfPartitionEvent
> -------------------------------------------------------
>
>                 Key: FLINK-8750
>                 URL: https://issues.apache.org/jira/browse/FLINK-8750
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Network
>            Reporter: Nico Kruber
>            Priority: Blocker
>             Fix For: 1.5.0
>
>
> The travis run at https://travis-ci.org/apache/flink/jobs/344425772 indicates 
> that there was still some data after an {{EndOfPartitionEvent}} or that 
> {{BufferOrEvent#moreAvailable}} contained the wrong value:
> {code}
> testOutputWithoutPk(org.apache.flink.table.runtime.stream.table.JoinITCase)  
> Time elapsed: 4.611 sec  <<< ERROR!
> org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
>       at 
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$6.apply$mcV$sp(JobManager.scala:891)
>       at 
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$6.apply(JobManager.scala:834)
>       at 
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$6.apply(JobManager.scala:834)
>       at 
> scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24)
>       at 
> scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24)
>       at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:39)
>       at 
> akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:415)
>       at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>       at 
> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>       at 
> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>       at 
> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> Caused by: java.lang.IllegalStateException: null
>       at 
> org.apache.flink.util.Preconditions.checkState(Preconditions.java:179)
>       at 
> org.apache.flink.runtime.io.network.partition.consumer.UnionInputGate.getNextBufferOrEvent(UnionInputGate.java:173)
>       at 
> org.apache.flink.streaming.runtime.io.BarrierTracker.getNextNonBlocked(BarrierTracker.java:94)
>       at 
> org.apache.flink.streaming.runtime.io.StreamTwoInputProcessor.processInput(StreamTwoInputProcessor.java:292)
>       at 
> org.apache.flink.streaming.runtime.tasks.TwoInputStreamTask.run(TwoInputStreamTask.java:115)
>       at 
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:308)
>       at org.apache.flink.runtime.taskmanager.Task.run(Task.java:703)
>       at java.lang.Thread.run(Thread.java:748)
> {code}



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