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ASF GitHub Bot commented on BEAM-1144: -------------------------------------- GitHub user aviemzur opened a pull request: https://github.com/apache/incubator-beam/pull/1613 [BEAM-1144] Spark runner fails to deserialize MicrobatchSource in cluster mode Be sure to do all of the following to help us incorporate your contribution quickly and easily: - [ ] Make sure the PR title is formatted like: `[BEAM-<Jira issue #>] Description of pull request` - [ ] Make sure tests pass via `mvn clean verify`. (Even better, enable Travis-CI on your fork and ensure the whole test matrix passes). - [ ] Replace `<Jira issue #>` in the title with the actual Jira issue number, if there is one. - [ ] If this contribution is large, please file an Apache [Individual Contributor License Agreement](https://www.apache.org/licenses/icla.txt). --- You can merge this pull request into a Git repository by running: $ git pull https://github.com/aviemzur/incubator-beam cnf-deserialize-issue Alternatively you can review and apply these changes as the patch at: https://github.com/apache/incubator-beam/pull/1613.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #1613 ---- commit 774d3b62a741ae892041a7ff40d7f78b3f6b2f3f Author: Aviem Zur <aviem...@gmail.com> Date: 2016-12-14T13:19:39Z [BEAM-1144] Spark runner fails to deserialize MicrobatchSource in cluster mode ---- > 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: Amit Sela > > 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} -- This message was sent by Atlassian JIRA (v6.3.4#6332)