Was your spark assembly jarred with Java 7? There's a known issue with jar files made with that version. It prevents them from being used on PYTHONPATH. You can rejar with Java 6 for better results.
---- Eric Friedman > On Dec 29, 2014, at 8:01 AM, Naveen Kumar Pokala <npok...@spcapitaliq.com> > wrote: > > > 14/12/29 18:10:56 INFO TaskSetManager: Starting task 0.1 in stage 0.0 (TID 2, > nj09mhf0730.mhf.mhc, PROCESS_LOCAL, 1246 bytes) > 14/12/29 18:10:56 INFO TaskSetManager: Lost task 1.0 in stage 0.0 (TID 1) on > executor nj09mhf0730.mhf.mhc: org.apache.spark.SparkException ( > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException) [duplicate 1] > 14/12/29 18:10:56 INFO TaskSetManager: Starting task 1.1 in stage 0.0 (TID 3, > nj09mhf0731.mhf.mhc, PROCESS_LOCAL, 1246 bytes) > 14/12/29 18:10:56 INFO TaskSetManager: Lost task 0.1 in stage 0.0 (TID 2) on > executor nj09mhf0730.mhf.mhc: org.apache.spark.SparkException ( > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException) [duplicate 2] > 14/12/29 18:10:56 INFO TaskSetManager: Starting task 0.2 in stage 0.0 (TID 4, > nj09mhf0731.mhf.mhc, PROCESS_LOCAL, 1246 bytes) > 14/12/29 18:10:58 INFO BlockManagerInfo: Added broadcast_0_piece0 in memory > on nj09mhf0731.mhf.mhc:48802 (size: 3.4 KB, free: 265.1 MB) > 14/12/29 18:10:58 INFO BlockManagerInfo: Added broadcast_0_piece0 in memory > on nj09mhf0731.mhf.mhc:41243 (size: 3.4 KB, free: 265.1 MB) > 14/12/29 18:10:59 INFO TaskSetManager: Lost task 1.1 in stage 0.0 (TID 3) on > executor nj09mhf0731.mhf.mhc: org.apache.spark.SparkException ( > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException) [duplicate 3] > 14/12/29 18:10:59 INFO TaskSetManager: Starting task 1.2 in stage 0.0 (TID 5, > nj09mhf0730.mhf.mhc, PROCESS_LOCAL, 1246 bytes) > 14/12/29 18:10:59 INFO TaskSetManager: Lost task 0.2 in stage 0.0 (TID 4) on > executor nj09mhf0731.mhf.mhc: org.apache.spark.SparkException ( > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException) [duplicate 4] > 14/12/29 18:10:59 INFO TaskSetManager: Starting task 0.3 in stage 0.0 (TID 6, > nj09mhf0730.mhf.mhc, PROCESS_LOCAL, 1246 bytes) > 14/12/29 18:11:00 INFO BlockManagerInfo: Added broadcast_0_piece0 in memory > on nj09mhf0730.mhf.mhc:60005 (size: 3.4 KB, free: 265.1 MB) > 14/12/29 18:11:00 INFO BlockManagerInfo: Added broadcast_0_piece0 in memory > on nj09mhf0730.mhf.mhc:40227 (size: 3.4 KB, free: 265.1 MB) > 14/12/29 18:11:01 INFO TaskSetManager: Lost task 0.3 in stage 0.0 (TID 6) on > executor nj09mhf0730.mhf.mhc: org.apache.spark.SparkException ( > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException) [duplicate 5] > 14/12/29 18:11:01 ERROR TaskSetManager: Task 0 in stage 0.0 failed 4 times; > aborting job > 14/12/29 18:11:01 INFO TaskSchedulerImpl: Cancelling stage 0 > 14/12/29 18:11:01 INFO TaskSchedulerImpl: Stage 0 was cancelled > 14/12/29 18:11:01 INFO DAGScheduler: Job 0 failed: reduce at > D:\WorkSpace\python\spark\src\test\__init__.py:21, took 15.491196 s > Traceback (most recent call last): > File "D:\WorkSpace\python\spark\src\test\__init__.py", line 21, in <module> > count = sc.parallelize(xrange(1, n + 1), partitions).map(f).reduce(add) > File "C:\Users\npokala\Downloads\spark-master\python\pyspark\rdd.py", line > 715, in reduce > vals = self.mapPartitions(func).collect() > File "C:\Users\npokala\Downloads\spark-master\python\pyspark\rdd.py", line > 676, in collect > bytesInJava = self._jrdd.collect().iterator() > File > "C:\Users\npokala\Downloads\spark-master\python\lib\py4j-0.8.2.1-src.zip\py4j\java_gateway.py", > line 538, in __call__ > File > "C:\Users\npokala\Downloads\spark-master\python\lib\py4j-0.8.2.1-src.zip\py4j\protocol.py", > line 300, in get_return_value > py4j.protocol.Py4JJavaError: An error occurred while calling o23.collect. > : org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 > in stage 0.0 failed 4 times, most recent failure: Lost task 0.3 in stage 0.0 > (TID 6, nj09mhf0730.mhf.mhc): org.apache.spark.SparkException: > Error from python worker: > python: module pyspark.daemon not found > PYTHONPATH was: > > /home/npokala/data/spark-install/spark-master/python:/home/npokala/data/spark-install/spark-master/python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/assembly/target/scala-2.10/spark-assembly-1.3.0-SNAPSHOT-hadoop2.4.0.jar:/home/npokala/data/spark-install/spark-master/sbin/../python/lib/py4j-0.8.2.1-src.zip:/home/npokala/data/spark-install/spark-master/sbin/../python: > java.io.EOFException > at java.io.DataInputStream.readInt(DataInputStream.java:392) > at > org.apache.spark.api.python.PythonWorkerFactory.startDaemon(PythonWorkerFactory.scala:163) > at > org.apache.spark.api.python.PythonWorkerFactory.createThroughDaemon(PythonWorkerFactory.scala:86) > at > org.apache.spark.api.python.PythonWorkerFactory.create(PythonWorkerFactory.scala:62) > at org.apache.spark.SparkEnv.createPythonWorker(SparkEnv.scala:102) > at org.apache.spark.api.python.PythonRDD.compute(PythonRDD.scala:70) > at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:265) > at org.apache.spark.rdd.RDD.iterator(RDD.scala:232) > at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61) > at org.apache.spark.scheduler.Task.run(Task.scala:56) > at > org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:196) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > > Driver stacktrace: > > at > org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1214) > > at > org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1203) > > at > org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1202) > > at > scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59) > > at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47) > > at > org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1202) > > at > org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:696) > > at > org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:696) > > at scala.Option.foreach(Option.scala:236) > > at > org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:696) > > at > org.apache.spark.scheduler.DAGSchedulerEventProcessActor$$anonfun$receive$2.applyOrElse(DAGScheduler.scala:1420) > > at akka.actor.Actor$class.aroundReceive(Actor.scala:465) > > at > org.apache.spark.scheduler.DAGSchedulerEventProcessActor.aroundReceive(DAGScheduler.scala:1375) > > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516) > > at akka.actor.ActorCell.invoke(ActorCell.scala:487) > > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238) > > at akka.dispatch.Mailbox.run(Mailbox.scala:220) > > at > akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:393) > > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > > at > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > > at > scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > > at > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > Please can anyone suggest me how to resolve the issue. > > -Naveen
