I should add that I can see in the log that the jar being shipped to the workers:
14/01/04 15:34:52 INFO Executor: Fetching http://192.168.1.111:51031/jars/my.jar.jar with timestamp 1388881979092 14/01/04 15:34:52 INFO Utils: Fetching http://192.168.1.111:51031/jars/my.jar.jar to /var/folders/3g/jyx81ctj3698wbvphxhm4dw40000gn/T/fetchFileTemp8322008964976744710.tmp 14/01/04 15:34:53 INFO Executor: Adding file:/var/folders/3g/jyx81ctj3698wbvphxhm4dw40000gn/T/spark-d8ac8f66-fad6-4b3f-8059-73f13b86b070/my.jar.jar to class loader On Sun, Jan 5, 2014 at 12:46 AM, Aureliano Buendia <buendia...@gmail.com>wrote: > Hi, > > I'm trying to access my stand alone spark app from spark-shell. I tried > starting the shell by: > > MASTER=local[2] ADD_JARS=/path/to/my/jar ./spark-shell > > The log shows that the jar file was loaded. Also, I can access and create > a new instance of mypackage.MyClass. > > The problem is that myRDD.collect() returns RDD[MyClass], and that throws > this exception: > > java.lang.ClassNotFoundException: mypackage.MyClass > at java.net.URLClassLoader$1.run(URLClassLoader.java:366) > at java.net.URLClassLoader$1.run(URLClassLoader.java:355) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:354) > at java.lang.ClassLoader.loadClass(ClassLoader.java:423) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) > at java.lang.ClassLoader.loadClass(ClassLoader.java:356) > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:264) > at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:622) > at > java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1593) > at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1514) > at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1642) > at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1341) > at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) > at org.apache.spark.util.Utils$.deserialize(Utils.scala:59) > at > org.apache.spark.SparkContext$$anonfun$objectFile$1.apply(SparkContext.scala:573) > at > org.apache.spark.SparkContext$$anonfun$objectFile$1.apply(SparkContext.scala:573) > at scala.collection.Iterator$$anon$21.hasNext(Iterator.scala:440) > at org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:702) > at org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:698) > at > org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:872) > at > org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:872) > at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:107) > at org.apache.spark.scheduler.Task.run(Task.scala:53) > at > org.apache.spark.executor.Executor$TaskRunner$$anonfun$run$1.apply$mcV$sp(Executor.scala:215) > at > org.apache.spark.deploy.SparkHadoopUtil.runAsUser(SparkHadoopUtil.scala:50) > at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:182) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:722) > > Does this mean that my jar was not shipped to the workers? Is this a known > issue, or am I doing something wrong here? >
