Can you show us the modified version. The reason could very well be what you suggest, but I want to understand what conditions lead to this.
TD On Tue, Aug 5, 2014 at 3:55 PM, Anton Brazhnyk <anton.brazh...@genesys.com> wrote: > Greetings, > > > > I modified ActorWordCount example a little and it uses simple case class as > the message for Streaming instead of the primitive string. > > I also modified launch code to not use run-example script, but set spark > master in the code and attach the jar (setJars(…)) with all the classes > including new case class. It runs fine in the local[*] mode but fails with > ClassNotFoundException in standalone cluster (stacktrace follows). > > > > I assume it’s the classloader problems and akka remoting just doesn’t know > about the classes coming to the executor from attached jar. > Am I right? > > > > I guess I could pass primitive values around and do my own (de)serialization > but maybe there is a better way? > > What’s the correct way to build custom akka-based receiver with usage of > non-primitive messages? > > > > > > Here is the log excerpt with stacktrace: > > 14/08/04 20:59:41 DEBUG RecurringTimer: Callback for BlockGenerator called > at time 1407211181800 > > 14/08/04 20:59:41 ERROR Remoting: > com.genesys.gpe.analytics.akka.messages.SubscribeAck > > java.lang.ClassNotFoundException: > com.genesys.gpe.analytics.akka.messages.SubscribeAck > > at java.net.URLClassLoader$1.run(URLClassLoader.java:366) > > at java.net.URLClassLoader$1.run(URLClassLoader.java:355) > > at java.security.AccessController.doPrivileged(Native Method) > > at java.net.URLClassLoader.findClass(URLClassLoader.java:354) > > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) > > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) > > at java.lang.ClassLoader.loadClass(ClassLoader.java:357) > > at java.lang.Class.forName0(Native Method) > > at java.lang.Class.forName(Class.java:270) > > at > java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:623) > > at > akka.util.ClassLoaderObjectInputStream.resolveClass(ClassLoaderObjectInputStream.scala:19) > > at > java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1610) > > at > java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1515) > > at > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1769) > > at > java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1348) > > at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370) > > at > akka.serialization.JavaSerializer$$anonfun$1.apply(Serializer.scala:136) > > at scala.util.DynamicVariable.withValue(DynamicVariable.scala:57) > > at > akka.serialization.JavaSerializer.fromBinary(Serializer.scala:136) > > at > akka.serialization.Serialization$$anonfun$deserialize$1.apply(Serialization.scala:104) > > at scala.util.Try$.apply(Try.scala:161) > > at > akka.serialization.Serialization.deserialize(Serialization.scala:98) > > at > akka.remote.MessageSerializer$.deserialize(MessageSerializer.scala:23) > > at > akka.remote.DefaultMessageDispatcher.payload$lzycompute$1(Endpoint.scala:55) > > at akka.remote.DefaultMessageDispatcher.payload$1(Endpoint.scala:55) > > at akka.remote.DefaultMessageDispatcher.dispatch(Endpoint.scala:73) > > at > akka.remote.EndpointReader$$anonfun$receive$2.applyOrElse(Endpoint.scala:764) > > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:498) > > at akka.actor.ActorCell.invoke(ActorCell.scala:456) > > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:237) > > at akka.dispatch.Mailbox.run(Mailbox.scala:219) > > at > akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386) > > at > scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > > at > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > > at > scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > > at > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > > > > > WBR, > > Anton --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
