[jira] [Created] (FLINK-2450) IndexOutOfBoundsException in KryoSerializer

["Ufuk Celebi (JIRA)" <ji...@apache.org>]

Ufuk Celebi created FLINK-2450:
----------------------------------

             Summary: IndexOutOfBoundsException in KryoSerializer
                 Key: FLINK-2450
                 URL: https://issues.apache.org/jira/browse/FLINK-2450
             Project: Flink
          Issue Type: Bug
          Components: Type Serialization System
    Affects Versions: 0.9, master
            Reporter: Ufuk Celebi
             Fix For: 0.10, 0.9.1


The following Exception has been reported by [~andralungu]:

{code}
Caused by: java.lang.Exception: The data preparation for task 'CoGroup (CoGroup at groupReduceOnNeighbors(Graph.java:1405))' , caused an error: Error obtaining the sorted input: Thread 'SortMerger spilling thread' terminated due to an exception: Index: 53, Size: 0
	at org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:476)
	at org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:366)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:576)
	at java.lang.Thread.run(Thread.java:722)
Caused by: java.lang.RuntimeException: Error obtaining the sorted input: Thread 'SortMerger spilling thread' terminated due to an exception: Index: 53, Size: 0
	at org.apache.flink.runtime.operators.sort.UnilateralSortMerger.getIterator(UnilateralSortMerger.java:607)
	at org.apache.flink.runtime.operators.RegularPactTask.getInput(RegularPactTask.java:1096)
	at org.apache.flink.runtime.operators.CoGroupDriver.prepare(CoGroupDriver.java:98)
	at org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:471)
	... 3 more
Caused by: java.io.IOException: Thread 'SortMerger spilling thread' terminated due to an exception: Index: 53, Size: 0
	at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$ThreadBase.run(UnilateralSortMerger.java:784)
Caused by: java.lang.IndexOutOfBoundsException: Index: 53, Size: 0
	at java.util.ArrayList.rangeCheck(ArrayList.java:604)
	at java.util.ArrayList.get(ArrayList.java:382)
	at com.esotericsoftware.kryo.util.MapReferenceResolver.getReadObject(MapReferenceResolver.java:42)
	at com.esotericsoftware.kryo.Kryo.readReferenceOrNull(Kryo.java:805)
	at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:759)
	at org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.deserialize(KryoSerializer.java:211)
	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:127)
	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:30)
	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:127)
	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:30)
	at org.apache.flink.runtime.operators.sort.NormalizedKeySorter.writeToOutput(NormalizedKeySorter.java:531)
	at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$SpillingThread.go(UnilateralSortMerger.java:1328)
	at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$ThreadBase.run(UnilateralSortMerger.java:781)
{code}

See FLINK-2412 for example program and data.



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