java.lang.AssertionError: assertion failed

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Root Cause Analysis

  1. java.lang.AssertionError

    assertion failed

    at scala.Predef$.assert()
  2. Scala
    Predef$.assert
    1. scala.Predef$.assert(Predef.scala:165)
    1 frame
  3. Apache Kafka
    TopicCount$$anonfun$makeConsumerThreadIdsPerTopic$2.apply
    1. kafka.consumer.TopicCount$$anonfun$makeConsumerThreadIdsPerTopic$2.apply(TopicCount.scala:36)
    2. kafka.consumer.TopicCount$$anonfun$makeConsumerThreadIdsPerTopic$2.apply(TopicCount.scala:34)
    2 frames
  4. Scala
    TraversableLike$WithFilter.foreach
    1. scala.collection.TraversableLike$WithFilter$$anonfun$foreach$1.apply(TraversableLike.scala:772)
    2. scala.collection.immutable.Map$Map1.foreach(Map.scala:109)
    3. scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:771)
    3 frames
  5. Apache Kafka
    ZookeeperConsumerConnector.createMessageStreams
    1. kafka.consumer.TopicCount$class.makeConsumerThreadIdsPerTopic(TopicCount.scala:34)
    2. kafka.consumer.StaticTopicCount.makeConsumerThreadIdsPerTopic(TopicCount.scala:100)
    3. kafka.consumer.StaticTopicCount.getConsumerThreadIdsPerTopic(TopicCount.scala:104)
    4. kafka.consumer.ZookeeperConsumerConnector.consume(ZookeeperConsumerConnector.scala:198)
    5. kafka.consumer.ZookeeperConsumerConnector.createMessageStreams(ZookeeperConsumerConnector.scala:138)
    5 frames
  6. Spark Project External Kafka
    KafkaReceiver.onStart
    1. org.apache.spark.streaming.kafka.KafkaReceiver.onStart(KafkaInputDStream.scala:111)
    1 frame
  7. Spark Project Streaming
    ReceiverTracker$ReceiverTrackerEndpoint$$anonfun$9.apply
    1. org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:148)
    2. org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:130)
    3. org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverTrackerEndpoint$$anonfun$9.apply(ReceiverTracker.scala:542)
    4. org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverTrackerEndpoint$$anonfun$9.apply(ReceiverTracker.scala:532)
    4 frames
  8. Spark
    Executor$TaskRunner.run
    1. org.apache.spark.SparkContext$$anonfun$37.apply(SparkContext.scala:1986)
    2. org.apache.spark.SparkContext$$anonfun$37.apply(SparkContext.scala:1986)
    3. org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)
    4. org.apache.spark.scheduler.Task.run(Task.scala:88)
    5. org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)
    5 frames
  9. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    3. java.lang.Thread.run(Thread.java:745)
    3 frames