Sure. Here <https://drive.google.com/open?id=0B6TTuPO7UoeFRXY3RW1KQnNrd3c> you can find the complete logs file. Still can not run through the issue. Thank you for your help.
2016-08-31 18:15 GMT+02:00 Flavio Pompermaier <pomperma...@okkam.it>: > I don't know whether my usual error is related to this one but is very > similar and it happens randomly...I still have to figure out the root cause > of the error: > > java.lang.Exception: The data preparation for task 'CHAIN GroupReduce > (GroupReduce at createResult(IndexMappingExecutor.java:43)) -> Map (Map > at main(Jsonizer.java:90))' , caused an error: Error obtaining the sorted > input: Thread 'SortMerger spilling thread' terminated due to an exception: > -2 > at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:456) > at org.apache.flink.runtime.operators.BatchTask.invoke(BatchTask.java:345) > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559) > at java.lang.Thread.run(Thread.java:745) > Caused by: java.lang.RuntimeException: Error obtaining the sorted input: > Thread 'SortMerger spilling thread' terminated due to an exception: -2 > at org.apache.flink.runtime.operators.sort.UnilateralSortMerger. > getIterator(UnilateralSortMerger.java:619) > at org.apache.flink.runtime.operators.BatchTask.getInput( > BatchTask.java:1079) > at org.apache.flink.runtime.operators.GroupReduceDriver. > prepare(GroupReduceDriver.java:94) > at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:450) > ... 3 more > Caused by: java.io.IOException: Thread 'SortMerger spilling thread' > terminated due to an exception: -2 > at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$ > ThreadBase.run(UnilateralSortMerger.java:800) > Caused by: java.lang.ArrayIndexOutOfBoundsException: -2 > at java.util.ArrayList.elementData(ArrayList.java:418) > at java.util.ArrayList.get(ArrayList.java:431) > 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 com.esotericsoftware.kryo.serializers.MapSerializer. > read(MapSerializer.java:135) > at com.esotericsoftware.kryo.serializers.MapSerializer. > read(MapSerializer.java:21) > at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:761) > at org.apache.flink.api.java.typeutils.runtime.kryo. > KryoSerializer.deserialize(KryoSerializer.java:219) > at org.apache.flink.api.java.typeutils.runtime.kryo. > KryoSerializer.deserialize(KryoSerializer.java:245) > at org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.copy( > KryoSerializer.java:255) > at org.apache.flink.api.java.typeutils.runtime.PojoSerializer.copy( > PojoSerializer.java:556) > at org.apache.flink.api.java.typeutils.runtime.TupleSerializerBase.copy( > TupleSerializerBase.java:75) > at org.apache.flink.runtime.operators.sort.NormalizedKeySorter. > writeToOutput(NormalizedKeySorter.java:499) > at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$ > SpillingThread.go(UnilateralSortMerger.java:1344) > at org.apache.flink.runtime.operators.sort.UnilateralSortMerger$ > ThreadBase.run(UnilateralSortMerger.java:796) > > > On Wed, Aug 31, 2016 at 5:57 PM, Stefan Richter < > s.rich...@data-artisans.com> wrote: > >> Hi, >> >> could you provide the log outputs for your job (ideally with debug >> logging enabled)? >> >> Best, >> Stefan >> >> Am 31.08.2016 um 14:40 schrieb ANDREA SPINA <74...@studenti.unimore.it>: >> >> Hi everyone. >> I'm running the FlinkML ALS matrix factorization and I bumped into the >> following exception: >> >> org.apache.flink.client.program.ProgramInvocationException: The program >> execution failed: Job execution failed. >> at org.apache.flink.client.program.Client.runBlocking(Client.java:381) >> at org.apache.flink.client.program.Client.runBlocking(Client.java:355) >> at org.apache.flink.client.program.Client.runBlocking(Client.java:315) >> at org.apache.flink.client.program.ContextEnvironment.execute(C >> ontextEnvironment.java:60) >> at org.apache.flink.api.scala.ExecutionEnvironment.execute(Exec >> utionEnvironment.scala:652) >> at org.apache.flink.ml.common.FlinkMLTools$.persist(FlinkMLTool >> s.scala:94) >> at org.apache.flink.ml.recommendation.ALS$$anon$115.fit(ALS.scala:507) >> at org.apache.flink.ml.recommendation.ALS$$anon$115.fit(ALS.scala:433) >> at org.apache.flink.ml.pipeline.Estimator$class.fit(Estimator.scala:55) >> at org.apache.flink.ml.recommendation.ALS.fit(ALS.scala:122) >> at dima.tu.berlin.benchmark.flink.als.RUN$.main(RUN.scala:78) >> at dima.tu.berlin.benchmark.flink.als.RUN.main(RUN.scala) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcce >> ssorImpl.java:62) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMe >> thodAccessorImpl.java:43) >> at java.lang.reflect.Method.invoke(Method.java:498) >> at org.apache.flink.client.program.PackagedProgram.callMainMeth >> od(PackagedProgram.java:505) >> at org.apache.flink.client.program.PackagedProgram.invokeIntera >> ctiveModeForExecution(PackagedProgram.java:403) >> at org.apache.flink.client.program.Client.runBlocking(Client.java:248) >> at org.apache.flink.client.CliFrontend.executeProgramBlocking(C >> liFrontend.java:866) >> at org.apache.flink.client.CliFrontend.run(CliFrontend.java:333) >> at org.apache.flink.client.CliFrontend.parseParameters(CliFront >> end.java:1192) >> at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1243) >> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job >> execution failed. >> at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$hand >> leMessage$1$$anonfun$applyOrElse$7.apply$mcV$sp(JobManager.scala:717) >> at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$hand >> leMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:663) >> at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$hand >> leMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:663) >> at scala.concurrent.impl.Future$PromiseCompletingRunnable.lifte >> dTree1$1(Future.scala:24) >> at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(F >> uture.scala:24) >> at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:41) >> at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask. >> exec(AbstractDispatcher.scala:401) >> at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) >> at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.pollAndExec >> All(ForkJoinPool.java:1253) >> at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(For >> kJoinPool.java:1346) >> at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPoo >> l.java:1979) >> at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinW >> orkerThread.java:107) >> Caused by: java.lang.RuntimeException: Initializing the input processing >> failed: Error obtaining the sorted input: Thread 'SortMerger Reading >> Thread' terminated due to an exception: null >> at org.apache.flink.runtime.operators.BatchTask.invoke(BatchTas >> k.java:325) >> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559) >> at java.lang.Thread.run(Thread.java:745) >> Caused by: java.lang.RuntimeException: Error obtaining the sorted input: >> Thread 'SortMerger Reading Thread' terminated due to an exception: null >> at org.apache.flink.runtime.operators.sort.UnilateralSortMerger >> .getIterator(UnilateralSortMerger.java:619) >> at org.apache.flink.runtime.operators.BatchTask.getInput(BatchT >> ask.java:1079) >> at org.apache.flink.runtime.operators.BatchTask.initLocalStrate >> gies(BatchTask.java:819) >> at org.apache.flink.runtime.operators.BatchTask.invoke(BatchTas >> k.java:321) >> ... 2 more >> Caused by: java.io.IOException: Thread 'SortMerger Reading Thread' >> terminated due to an exception: null >> at org.apache.flink.runtime.operators.sort.UnilateralSortMerger >> $ThreadBase.run(UnilateralSortMerger.java:800) >> Caused by: org.apache.flink.runtime.io.network.partition.ProducerFailed >> Exception >> at org.apache.flink.runtime.io.network.partition.consumer.Local >> InputChannel.getNextLookAhead(LocalInputChannel.java:270) >> at org.apache.flink.runtime.io.network.partition.consumer.Local >> InputChannel.onNotification(LocalInputChannel.java:238) >> at org.apache.flink.runtime.io.network.partition.PipelinedSubpa >> rtition.release(PipelinedSubpartition.java:158) >> at org.apache.flink.runtime.io.network.partition.ResultPartitio >> n.release(ResultPartition.java:320) >> at org.apache.flink.runtime.io.network.partition.ResultPartitio >> nManager.releasePartitionsProducedBy(ResultPartitionManager.java:95) >> at org.apache.flink.runtime.io.network.NetworkEnvironment.unreg >> isterTask(NetworkEnvironment.java:370) >> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:657) >> at java.lang.Thread.run(Thread.java:745) >> >> I'm running with* flink-1.0.3*. I really can't figure out the reason >> behind that. >> >> My code simply calls the library as follows: >> >> val als = ALS() >> .setIterations(numIterations) >> .setNumFactors(rank) >> .setBlocks(degreeOfParallelism) >> .setSeed(42) >> .setTemporaryPath(tempPath) >> >> als.fit(ratings, parameters) >> >> val (users, items) = als.factorsOption match { >> case Some(_) => als.factorsOption.get >> case _ => throw new RuntimeException >> } >> >> users.writeAsText(outputPath, WriteMode.OVERWRITE) >> items.writeAsText(outputPath, WriteMode.OVERWRITE) >> >> env.execute("ALS matrix factorization") >> >> where >> - ratings as the input dataset contains (uid, iid, rate) rows about 8e6 >> users, 1e6 items and 700 rating per user average. >> - numIterations 10 >> - rank 50 >> - degreeOfParallelism 240 >> >> >> *The error seems to be related to the final .persists() call.*at >> org.apache.flink.ml.recommendation.ALS$$anon$115.fit(ALS.scala:507) >> >> I'm running with a 15 nodes cluster - 16cpus per node - with the >> following valuable properties: >> >> jobmanager.heap.mb = 2048 >> taskmanager.memory.fraction = 0.5 >> taskmanager.heap.mb = 28672 >> taskmanager.network.bufferSizeInBytes = 32768 >> taskmanager.network.numberOfBuffers = 98304 >> akka.ask.timeout = 300s >> >> Any help will be appreciated. Thank you. >> >> -- >> *Andrea Spina* >> N.Tessera: *74598* >> MAT: *89369* >> *Ingegneria Informatica* *[LM] *(D.M. 270) >> >> >> > -- *Andrea Spina* N.Tessera: *74598* MAT: *89369* *Ingegneria Informatica* *[LM] *(D.M. 270)