Hello All, Instead of declaring sparkContext in main, declared as object variable as -
object sparkDemo { val conf = new SparkConf val sc = new SparkContext(conf) def main(args:Array[String]) { val baseRdd = sc.parallelize() . . . } } But this piece of code is giving : java.io.IOException: org.apache.spark.SparkException: Failed to get broadcast_5_piece0 of broadcast_5 at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1155) at org.apache.spark.broadcast.TorrentBroadcast.readBroadcastBlock(TorrentBroadcast.scala:164) at org.apache.spark.broadcast.TorrentBroadcast._value$lzycompute(TorrentBroadcast.scala:64) at org.apache.spark.broadcast.TorrentBroadcast._value(TorrentBroadcast.scala:64) at org.apache.spark.broadcast.TorrentBroadcast.getValue(TorrentBroadcast.scala:87) at org.apache.spark.broadcast.Broadcast.value(Broadcast.scala:70) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:58) at org.apache.spark.scheduler.Task.run(Task.scala:64) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:203) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Caused by: org.apache.spark.SparkException: Failed to get broadcast_5_piece0 of broadcast_5 at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$org$apache$spark$broadcast$TorrentBroadcast$$readBlocks$1$$anonfun$2.apply(TorrentBroadcast.scala:137) at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$org$apache$spark$broadcast$TorrentBroadcast$$readBlocks$1$$anonfun$2.apply(TorrentBroadcast.scala:137) at scala.Option.getOrElse(Option.scala:120) at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$org$apache$spark$broadcast$TorrentBroadcast$$readBlocks$1.apply$mcVI$sp(TorrentBroadcast.scala:136) at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$org$apache$spark$broadcast$TorrentBroadcast$$readBlocks$1.apply(TorrentBroadcast.scala:119) at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$org$apache$spark$broadcast$TorrentBroadcast$$readBlocks$1.apply(TorrentBroadcast.scala:119) at scala.collection.immutable.List.foreach(List.scala:318) at org.apache.spark.broadcast.TorrentBroadcast.org <http://org.apache.spark.broadcast.torrentbroadcast.org/> $apache$spark$broadcast$TorrentBroadcast$$readBlocks(TorrentBroadcast.scala:119) at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$readBroadcastBlock$1.apply(TorrentBroadcast.scala:174) at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1152) Why should't we declare sc as object variable ??? Regards, Padma Ch