java.lang.ClassNotFoundException: com.i2028.Document.Document 1. so have you checked that jar that you create(fat jar) contains this class?
2. might be there is some stale cache issue...not sure though On 8 September 2015 at 16:12, Nicholas R. Peterson <nrpeter...@gmail.com> wrote: > Here is the stack trace: (Sorry for the duplicate, Igor -- I forgot to > include the list.) > > > 15/09/08 05:56:43 WARN scheduler.TaskSetManager: Lost task 183.0 in stage > 41.0 (TID 193386, ds-compute2.lumiata.com): java.io.IOException: > com.esotericsoftware.kryo.KryoException: Error constructing instance of > class: com.lumiata.patientanalysis.utils.CachedGraph > at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1257) > at > org.apache.spark.broadcast.TorrentBroadcast.readBroadcastBlock(TorrentBroadcast.scala:165) > at > org.apache.spark.broadcast.TorrentBroadcast._value$lzycompute(TorrentBroadcast.scala:64) > at > org.apache.spark.broadcast.TorrentBroadcast._value(TorrentBroadcast.scala:64) > at > org.apache.spark.broadcast.TorrentBroadcast.getValue(TorrentBroadcast.scala:88) > at org.apache.spark.broadcast.Broadcast.value(Broadcast.scala:70) > at > com.lumiata.evaluation.analysis.prod.ProductionAnalyzer$$anonfun$apply$1.apply(ProductionAnalyzer.scala:44) > at > com.lumiata.evaluation.analysis.prod.ProductionAnalyzer$$anonfun$apply$1.apply(ProductionAnalyzer.scala:43) > at > org.apache.spark.rdd.RDD$$anonfun$mapPartitions$1$$anonfun$apply$17.apply(RDD.scala:686) > at > org.apache.spark.rdd.RDD$$anonfun$mapPartitions$1$$anonfun$apply$17.apply(RDD.scala:686) > at > org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:35) > at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:277) > at org.apache.spark.rdd.RDD.iterator(RDD.scala:244) > at > org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:35) > at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:277) > at org.apache.spark.rdd.RDD.iterator(RDD.scala:244) > at > org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:35) > at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:277) > at org.apache.spark.rdd.RDD.iterator(RDD.scala:244) > at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:63) > at org.apache.spark.scheduler.Task.run(Task.scala:70) > at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:213) > 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: com.esotericsoftware.kryo.KryoException: Error constructing > instance of class: com.lumiata.patientanalysis.utils.CachedGraph > at > com.twitter.chill.Instantiators$$anon$1.newInstance(KryoBase.scala:126) > at com.esotericsoftware.kryo.Kryo.newInstance(Kryo.java:1065) > at > com.esotericsoftware.kryo.serializers.FieldSerializer.create(FieldSerializer.java:228) > at > com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:217) > at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:729) > at > org.apache.spark.serializer.KryoDeserializationStream.readObject(KryoSerializer.scala:182) > at > org.apache.spark.broadcast.TorrentBroadcast$.unBlockifyObject(TorrentBroadcast.scala:217) > at > org.apache.spark.broadcast.TorrentBroadcast$$anonfun$readBroadcastBlock$1.apply(TorrentBroadcast.scala:178) > at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1254) > ... 24 more > Caused by: java.lang.reflect.InvocationTargetException > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:422) > at > com.twitter.chill.Instantiators$$anonfun$normalJava$1.apply(KryoBase.scala:160) > at > com.twitter.chill.Instantiators$$anon$1.newInstance(KryoBase.scala:123) > ... 32 more > Caused by: com.esotericsoftware.kryo.KryoException: Unable to find class: > com.i2028.Document.Document > at > com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:138) > at > com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(DefaultClassResolver.java:115) > at com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:610) > at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:721) > at > com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:134) > at > com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:17) > at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:626) > at > com.lumiata.patientanalysis.utils.CachedGraph.loadCacheFromSerializedData(CachedGraph.java:221) > at > com.lumiata.patientanalysis.utils.CachedGraph.<init>(CachedGraph.java:182) > at > com.lumiata.patientanalysis.utils.CachedGraph.<init>(CachedGraph.java:178) > ... 38 more > Caused by: java.lang.ClassNotFoundException: com.i2028.Document.Document > at java.net.URLClassLoader.findClass(URLClassLoader.java:381) > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) > at sun.misc.Launcher$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 > com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:136) > ... 47 more > > > >> On Tue, Sep 8, 2015 at 6:01 AM Igor Berman <igor.ber...@gmail.com> wrote: >> >>> I wouldn't build on this. local mode & yarn are different so that jars >>> you use in spark submit are handled differently >>> >>> On 8 September 2015 at 15:43, Nicholas R. Peterson <nrpeter...@gmail.com >>> > wrote: >>> >>>> Thans, Igor; I've got it running again right now, and can attach the >>>> stack trace when it finishes. >>>> >>>> In the mean time, I've noticed something interesting: in the Spark UI, >>>> the application jar that I submit is not being included on the classpath. >>>> It has been successfully uploaded to the nodes -- in the nodemanager >>>> directory for the application, I see __app__.jar and __spark__.jar. The >>>> directory itself is on the classpath, and __spark__.jar and __hadoop_conf__ >>>> are as well. When I do everything the same but switch the master to >>>> local[*], the jar I submit IS added to the classpath. >>>> >>>> This seems like a likely culprit. What could cause this, and how can I >>>> fix it? >>>> >>>> Best, >>>> Nick >>>> >>>> On Tue, Sep 8, 2015 at 1:14 AM Igor Berman <igor.ber...@gmail.com> >>>> wrote: >>>> >>>>> as a starting point, attach your stacktrace... >>>>> ps: look for duplicates in your classpath, maybe you include another >>>>> jar with same class >>>>> >>>>> On 8 September 2015 at 06:38, Nicholas R. Peterson < >>>>> nrpeter...@gmail.com> wrote: >>>>> >>>>>> I'm trying to run a Spark 1.4.1 job on my CDH5.4 cluster, through >>>>>> Yarn. Serialization is set to use Kryo. >>>>>> >>>>>> I have a large object which I send to the executors as a Broadcast. >>>>>> The object seems to serialize just fine. When it attempts to deserialize, >>>>>> though, Kryo throws a ClassNotFoundException... for a class that I >>>>>> include >>>>>> in the fat jar that I spark-submit. >>>>>> >>>>>> What could be causing this classpath issue with Kryo on the >>>>>> executors? Where should I even start looking to try to diagnose the >>>>>> problem? I appreciate any help you can provide. >>>>>> >>>>>> Thank you! >>>>>> >>>>>> -- Nick >>>>>> >>>>> >>>>> >>>
