sparkRDD序列化异常

java.io.NotSerializableException: scala.collection.convert.Wrappers$MapWrapper
Serialization stack:
- object not serializable (class: scala.collection.convert.Wrappers$MapWrapper, value: {wwkju1=(370323,370300,370000)})
at org.apache.spark.serializer.SerializationDebugger$.improveException(SerializationDebugger.scala:40)
at org.apache.spark.serializer.JavaSerializationStream.writeObject(JavaSerializer.scala:46)
at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$blockifyObject$2.apply(TorrentBroadcast.scala:291)
at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$blockifyObject$2.apply(TorrentBroadcast.scala:291)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1408)
at org.apache.spark.broadcast.TorrentBroadcast$.blockifyObject(TorrentBroadcast.scala:292)
at org.apache.spark.broadcast.TorrentBroadcast.writeBlocks(TorrentBroadcast.scala:127)
at org.apache.spark.broadcast.TorrentBroadcast.<init>(TorrentBroadcast.scala:88)
at org.apache.spark.broadcast.TorrentBroadcastFactory.newBroadcast(TorrentBroadcastFactory.scala:34)
at org.apache.spark.broadcast.BroadcastManager.newBroadcast(BroadcastManager.scala:62)
at org.apache.spark.SparkContext.broadcast(SparkContext.scala:1500)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka.com$dfssi$dataplatform$analysis$es$TerminalNonRoadDataToEsFromKafka$$tranform(TerminalNonRoadDataToEsFromKafka.scala:122)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka$$anonfun$start$1.apply(TerminalNonRoadDataToEsFromKafka.scala:64)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka$$anonfun$start$1.apply(TerminalNonRoadDataToEsFromKafka.scala:59)
at org.apache.spark.streaming.dstream.DStream$$anonfun$foreachRDD$1$$anonfun$apply$mcV$sp$3.apply(DStream.scala:628)
at org.apache.spark.streaming.dstream.DStream$$anonfun$foreachRDD$1$$anonfun$apply$mcV$sp$3.apply(DStream.scala:628)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.DStream.createRDDWithLocalProperties(DStream.scala:416)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply$mcV$sp(ForEachDStream.scala:50)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply(ForEachDStream.scala:50)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply(ForEachDStream.scala:50)
at scala.util.Try$.apply(Try.scala:192)
at org.apache.spark.streaming.scheduler.Job.run(Job.scala:39)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply$mcV$sp(JobScheduler.scala:257)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply(JobScheduler.scala:257)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply(JobScheduler.scala:257)
at scala.util.DynamicVariable.withValue(DynamicVariable.scala:58)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler.run(JobScheduler.scala:256)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)
Exception in thread "main" java.io.NotSerializableException: scala.collection.convert.Wrappers$MapWrapper
Serialization stack:
- object not serializable (class: scala.collection.convert.Wrappers$MapWrapper, value: {wwkju1=(370323,370300,370000)})
at org.apache.spark.serializer.SerializationDebugger$.improveException(SerializationDebugger.scala:40)
at org.apache.spark.serializer.JavaSerializationStream.writeObject(JavaSerializer.scala:46)
at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$blockifyObject$2.apply(TorrentBroadcast.scala:291)
at org.apache.spark.broadcast.TorrentBroadcast$$anonfun$blockifyObject$2.apply(TorrentBroadcast.scala:291)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1408)
at org.apache.spark.broadcast.TorrentBroadcast$.blockifyObject(TorrentBroadcast.scala:292)
at org.apache.spark.broadcast.TorrentBroadcast.writeBlocks(TorrentBroadcast.scala:127)
at org.apache.spark.broadcast.TorrentBroadcast.<init>(TorrentBroadcast.scala:88)
at org.apache.spark.broadcast.TorrentBroadcastFactory.newBroadcast(TorrentBroadcastFactory.scala:34)
at org.apache.spark.broadcast.BroadcastManager.newBroadcast(BroadcastManager.scala:62)
at org.apache.spark.SparkContext.broadcast(SparkContext.scala:1500)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka.com$dfssi$dataplatform$analysis$es$TerminalNonRoadDataToEsFromKafka$$tranform(TerminalNonRoadDataToEsFromKafka.scala:122)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka$$anonfun$start$1.apply(TerminalNonRoadDataToEsFromKafka.scala:64)
at com.dfssi.dataplatform.analysis.es.TerminalNonRoadDataToEsFromKafka$$anonfun$start$1.apply(TerminalNonRoadDataToEsFromKafka.scala:59)
at org.apache.spark.streaming.dstream.DStream$$anonfun$foreachRDD$1$$anonfun$apply$mcV$sp$3.apply(DStream.scala:628)
at org.apache.spark.streaming.dstream.DStream$$anonfun$foreachRDD$1$$anonfun$apply$mcV$sp$3.apply(DStream.scala:628)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1$$anonfun$apply$mcV$sp$1.apply(ForEachDStream.scala:51)
at org.apache.spark.streaming.dstream.DStream.createRDDWithLocalProperties(DStream.scala:416)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply$mcV$sp(ForEachDStream.scala:50)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply(ForEachDStream.scala:50)
at org.apache.spark.streaming.dstream.ForEachDStream$$anonfun$1.apply(ForEachDStream.scala:50)
at scala.util.Try$.apply(Try.scala:192)
at org.apache.spark.streaming.scheduler.Job.run(Job.scala:39)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply$mcV$sp(JobScheduler.scala:257)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply(JobScheduler.scala:257)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler$$anonfun$run$1.apply(JobScheduler.scala:257)
at scala.util.DynamicVariable.withValue(DynamicVariable.scala:58)
at org.apache.spark.streaming.scheduler.JobScheduler$JobHandler.run(JobScheduler.scala:256)
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:748)

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解决方案:

sparkConf.set("spark.serializer","org.apache.spark.serializer.KryoSerializer")