[ 
https://issues.apache.org/jira/browse/FLINK-2763?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Flavio Pompermaier reopened FLINK-2763:
---------------------------------------

Still the same error using the current master (0.10-SNAPSHOT):

Caused by: java.lang.RuntimeException: Bug in Hybrid Hash Join: Request to 
spill a partition with less than two buffers.
at 
org.apache.flink.runtime.operators.hash.HashPartition.spillPartition(HashPartition.java:301)
at 
org.apache.flink.runtime.operators.hash.MutableHashTable.spillPartition(MutableHashTable.java:1108)
at 
org.apache.flink.runtime.operators.hash.MutableHashTable.nextSegment(MutableHashTable.java:1277)
at 
org.apache.flink.runtime.operators.hash.HashPartition$BuildSideBuffer.nextSegment(HashPartition.java:523)
at 
org.apache.flink.runtime.memory.AbstractPagedOutputView.advance(AbstractPagedOutputView.java:140)
at 
org.apache.flink.runtime.memory.AbstractPagedOutputView.write(AbstractPagedOutputView.java:201)
at 
org.apache.flink.api.java.typeutils.runtime.DataOutputViewStream.write(DataOutputViewStream.java:39)
at com.esotericsoftware.kryo.io.Output.flush(Output.java:163)
at 
org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.serialize(KryoSerializer.java:187)
at 
org.apache.flink.api.java.typeutils.runtime.TupleSerializer.serialize(TupleSerializer.java:116)
at 
org.apache.flink.api.java.typeutils.runtime.TupleSerializer.serialize(TupleSerializer.java:30)
at 
org.apache.flink.runtime.operators.hash.HashPartition.insertIntoBuildBuffer(HashPartition.java:256)
at 
org.apache.flink.runtime.operators.hash.MutableHashTable.insertIntoTable(MutableHashTable.java:856)
at 
org.apache.flink.runtime.operators.hash.MutableHashTable.buildInitialTable(MutableHashTable.java:685)
at 
org.apache.flink.runtime.operators.hash.MutableHashTable.open(MutableHashTable.java:443)
at 
org.apache.flink.runtime.operators.hash.NonReusingBuildSecondHashMatchIterator.open(NonReusingBuildSecondHashMatchIterator.java:85)
at org.apache.flink.runtime.operators.JoinDriver.prepare(JoinDriver.java:195)
at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:459)
... 3 more


> Bug in Hybrid Hash Join: Request to spill a partition with less than two 
> buffers.
> ---------------------------------------------------------------------------------
>
>                 Key: FLINK-2763
>                 URL: https://issues.apache.org/jira/browse/FLINK-2763
>             Project: Flink
>          Issue Type: Bug
>          Components: Distributed Runtime
>    Affects Versions: 0.10
>            Reporter: Greg Hogan
>            Assignee: Stephan Ewen
>             Fix For: 0.10
>
>
> The following exception is thrown when running the example triangle listing 
> with an unmodified master build (4cadc3d6).
> {noformat}
> ./bin/flink run 
> ~/flink-examples/flink-java-examples/target/flink-java-examples-0.10-SNAPSHOT-EnumTrianglesOpt.jar
>  ~/rmat/undirected/s19_e8.ssv output
> {noformat}
> The only changes to {{flink-conf.yaml}} are {{taskmanager.numberOfTaskSlots: 
> 8}} and {{parallelism.default: 8}}.
> I have confirmed with input files 
> [s19_e8.ssv|https://drive.google.com/file/d/0B6TrSsnHj2HxR2lnMHR4amdyTnM/view?usp=sharing]
>  (40 MB) and 
> [s20_e8.ssv|https://drive.google.com/file/d/0B6TrSsnHj2HxNi1HbmptU29MTm8/view?usp=sharing]
>  (83 MB). On a second machine only the larger file caused the exception.
> {noformat}
> org.apache.flink.client.program.ProgramInvocationException: The program 
> execution failed: Job execution failed.
>       at org.apache.flink.client.program.Client.runBlocking(Client.java:407)
>       at org.apache.flink.client.program.Client.runBlocking(Client.java:386)
>       at org.apache.flink.client.program.Client.runBlocking(Client.java:353)
>       at 
> org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:64)
>       at 
> org.apache.flink.examples.java.graph.EnumTrianglesOpt.main(EnumTrianglesOpt.java:125)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:497)
>       at 
> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:434)
>       at 
> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:350)
>       at org.apache.flink.client.program.Client.runBlocking(Client.java:290)
>       at 
> org.apache.flink.client.CliFrontend.executeProgramBlocking(CliFrontend.java:675)
>       at org.apache.flink.client.CliFrontend.run(CliFrontend.java:324)
>       at 
> org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:977)
>       at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1027)
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job 
> execution failed.
>       at 
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1.applyOrElse(JobManager.scala:425)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>       at 
> org.apache.flink.runtime.LeaderSessionMessageFilter$$anonfun$receive$1.applyOrElse(LeaderSessionMessageFilter.scala:36)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
>       at 
> scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
>       at 
> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
>       at 
> org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
>       at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
>       at 
> org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
>       at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
>       at 
> org.apache.flink.runtime.jobmanager.JobManager.aroundReceive(JobManager.scala:107)
>       at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
>       at akka.actor.ActorCell.invoke(ActorCell.scala:487)
>       at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
>       at akka.dispatch.Mailbox.run(Mailbox.scala:221)
>       at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
>       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.RuntimeException: Bug in Hybrid Hash Join: Request to 
> spill a partition with less than two buffers.
>       at 
> org.apache.flink.runtime.operators.hash.HashPartition.spillPartition(HashPartition.java:288)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.spillPartition(MutableHashTable.java:1108)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.insertBucketEntry(MutableHashTable.java:934)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.insertIntoTable(MutableHashTable.java:859)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.buildTableFromSpilledPartition(MutableHashTable.java:819)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.prepareNextPartition(MutableHashTable.java:517)
>       at 
> org.apache.flink.runtime.operators.hash.MutableHashTable.nextRecord(MutableHashTable.java:556)
>       at 
> org.apache.flink.runtime.operators.hash.NonReusingBuildFirstHashMatchIterator.callWithNextKey(NonReusingBuildFirstHashMatchIterator.java:104)
>       at 
> org.apache.flink.runtime.operators.JoinDriver.run(JoinDriver.java:208)
>       at 
> org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:489)
>       at 
> org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:354)
>       at org.apache.flink.runtime.taskmanager.Task.run(Task.java:579)
>       at java.lang.Thread.run(Thread.java:745)
> {noformat}



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