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Posted to commits@beam.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2017/01/02 11:06:58 UTC
[jira] [Commented] (BEAM-1144) Spark runner fails to deserialize
MicrobatchSource in cluster mode
[ https://issues.apache.org/jira/browse/BEAM-1144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15792687#comment-15792687 ]
ASF GitHub Bot commented on BEAM-1144:
--------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/beam/pull/1613
> Spark runner fails to deserialize MicrobatchSource in cluster mode
> ------------------------------------------------------------------
>
> Key: BEAM-1144
> URL: https://issues.apache.org/jira/browse/BEAM-1144
> Project: Beam
> Issue Type: Bug
> Components: runner-spark
> Reporter: Aviem Zur
> Assignee: Aviem Zur
>
> When running in cluster mode (yarn), spark runner fails on deserialization of {{MicrobatchSource}}
> After changes made in BEAM-921 spark runner fails in cluster mode with the following:
> {code}
> 16/12/12 04:27:01 ERROR ApplicationMaster: User class threw exception: org.apache.beam.sdk.Pipeline$PipelineExecutionException: com.esotericsoftware.kryo.KryoException: Error during Java deserialization.
> org.apache.beam.sdk.Pipeline$PipelineExecutionException: com.esotericsoftware.kryo.KryoException: Error during Java deserialization.
> at org.apache.beam.runners.spark.SparkPipelineResult.beamExceptionFrom(SparkPipelineResult.java:72)
> at org.apache.beam.runners.spark.SparkPipelineResult.waitUntilFinish(SparkPipelineResult.java:115)
> at org.apache.beam.runners.spark.SparkPipelineResult.waitUntilFinish(SparkPipelineResult.java:101)
> at com.paypal.risk.platform.aleph.example.MapOnlyExample.main(MapOnlyExample.java:38)
> 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.spark.deploy.yarn.ApplicationMaster$$anon$2.run(ApplicationMaster.scala:559)
> Caused by: com.esotericsoftware.kryo.KryoException: Error during Java deserialization.
> at com.esotericsoftware.kryo.serializers.JavaSerializer.read(JavaSerializer.java:42)
> at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:729)
> at org.apache.spark.serializer.KryoDeserializationStream.readObject(KryoSerializer.scala:228)
> at org.apache.spark.serializer.DeserializationStream.readKey(Serializer.scala:169)
> at org.apache.spark.serializer.DeserializationStream$$anon$2.getNext(Serializer.scala:201)
> at org.apache.spark.serializer.DeserializationStream$$anon$2.getNext(Serializer.scala:198)
> at org.apache.spark.util.NextIterator.hasNext(NextIterator.scala:73)
> at scala.collection.Iterator$$anon$13.hasNext(Iterator.scala:371)
> at scala.collection.Iterator$$anon$11.hasNext(Iterator.scala:327)
> at org.apache.spark.util.CompletionIterator.hasNext(CompletionIterator.scala:32)
> at org.apache.spark.InterruptibleIterator.hasNext(InterruptibleIterator.scala:39)
> at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> at org.apache.spark.InterruptibleIterator.foreach(InterruptibleIterator.scala:28)
> at org.apache.spark.streaming.rdd.MapWithStateRDDRecord$.updateRecordWithData(MapWithStateRDD.scala:55)
> at org.apache.spark.streaming.rdd.MapWithStateRDD.compute(MapWithStateRDD.scala:155)
> at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:313)
> at org.apache.spark.CacheManager.getOrCompute(CacheManager.scala:69)
> at org.apache.spark.rdd.RDD.iterator(RDD.scala:275)
> at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
> at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:313)
> at org.apache.spark.rdd.RDD.iterator(RDD.scala:277)
> at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
> at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:313)
> at org.apache.spark.CacheManager.getOrCompute(CacheManager.scala:69)
> at org.apache.spark.rdd.RDD.iterator(RDD.scala:275)
> at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
> at org.apache.spark.scheduler.Task.run(Task.scala:89)
> at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:227)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.ClassNotFoundException: org.apache.beam.runners.spark.io.MicrobatchSource
> at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:348)
> at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:626)
> at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1613)
> at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1518)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1774)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
> at com.esotericsoftware.kryo.serializers.JavaSerializer.read(JavaSerializer.java:40)
> ... 30 more
> {code}
> This seems to be caused by {{ClassLoader}} issues in the executor.
> Reverting BEAM-921 dose not remedy the situation because the previous version, in turn fails to deserialize as well with:
> {code}
> java.lang.UnsupportedOperationException
> at com.google.common.collect.ImmutableCollection.add(ImmutableCollection.java:91)
> {code}
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