Hi Sung, Are you using yarn-standalone mode? Have you specified the --addJars option with your external jars?
-Sandy On Wed, Mar 26, 2014 at 1:17 PM, Sung Hwan Chung <coded...@cs.stanford.edu>wrote: > Hello, (this is Yarn related) > > I'm able to load an external jar and use its classes within > ApplicationMaster. I wish to use this jar within worker nodes, so I added > sc.addJar(pathToJar) and ran. > > I get the following exception: > > org.apache.spark.SparkException: Job aborted: Task 0.0:1 failed 4 times (most > recent failure: Exception failure: java.lang.NoClassDefFoundError: > org/opencv/objdetect/HOGDescriptor) > Job aborted: Task 0.0:1 failed 4 times (most recent failure: Exception > failure: java.lang.NoClassDefFoundError: org/opencv/objdetect/HOGDescriptor) > org.apache.spark.scheduler.DAGScheduler$$anonfun$org$apache$spark$scheduler$DAGScheduler$$abortStage$1.apply(DAGScheduler.scala:1028) > org.apache.spark.scheduler.DAGScheduler$$anonfun$org$apache$spark$scheduler$DAGScheduler$$abortStage$1.apply(DAGScheduler.scala:1026) > scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) > scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$abortStage(DAGScheduler.scala:1026) > org.apache.spark.scheduler.DAGScheduler$$anonfun$processEvent$10.apply(DAGScheduler.scala:619) > org.apache.spark.scheduler.DAGScheduler$$anonfun$processEvent$10.apply(DAGScheduler.scala:619) > scala.Option.foreach(Option.scala:236) > org.apache.spark.scheduler.DAGScheduler.processEvent(DAGScheduler.scala:619) > org.apache.spark.scheduler.DAGScheduler$$anonfun$start$1$$anon$2$$anonfun$receive$1.applyOrElse(DAGScheduler.scala:207) > akka.actor.ActorCell.receiveMessage(ActorCell.scala:498) > akka.actor.ActorCell.invoke(ActorCell.scala:456) > akka.dispatch.Mailbox.processMailbox(Mailbox.scala:237) > akka.dispatch.Mailbox.run(Mailbox.scala:219) > akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:386) > scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > > > > And in worker node containers' stderr log (nothing in stdout log), I don't > see any reference to loading jars: > > SLF4J: Class path contains multiple SLF4J bindings. > SLF4J: Found binding in > [jar:file:/home/gpphddata/1/yarn/nm-local-dir/usercache/yarn/filecache/7394400996676014282/spark-assembly-0.9.0-incubating-hadoop2.0.2-alpha-gphd-2.0.1.0.jar!/org/slf4j/impl/StaticLoggerBinder.class] > SLF4J: Found binding in > [jar:file:/usr/lib/gphd/hadoop-2.0.2_alpha_gphd_2_0_1_0/lib/slf4j-log4j12-1.6.1.jar!/org/slf4j/impl/StaticLoggerBinder.class] > SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an > explanation. > SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] > 14/03/26 13:12:18 INFO slf4j.Slf4jLogger: Slf4jLogger started > 14/03/26 13:12:18 INFO Remoting: Starting remoting > 14/03/26 13:12:18 INFO Remoting: Remoting started; listening on addresses > :[akka.tcp://sparkExecutor@alpinenode6.alpinenow.local:44006] > 14/03/26 13:12:18 INFO Remoting: Remoting now listens on addresses: > [akka.tcp://sparkExecutor@alpinenode6.alpinenow.local:44006] > 14/03/26 13:12:18 INFO executor.CoarseGrainedExecutorBackend: Connecting to > driver: > akka.tcp://spark@alpinenode5.alpinenow.local:10314/user/CoarseGrainedScheduler > 14/03/26 13:12:18 ERROR executor.CoarseGrainedExecutorBackend: Driver > Disassociated [akka.tcp://sparkExecutor@alpinenode6.alpinenow.local:44006] -> > [akka.tcp://spark@alpinenode5.alpinenow.local:10314] disassociated! Shutting > down. > > > > > Any idea what's going on? > >
