org.apache.spark.SparkException: Task not serializable

Stack Overflow | Nitish | 6 months ago
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Root Cause Analysis

  1. org.apache.spark.SparkException

    Task not serializable

    at org.apache.spark.util.ClosureCleaner$.ensureSerializable()
  2. Spark
    RDD.filter
    1. org.apache.spark.util.ClosureCleaner$.ensureSerializable(ClosureCleaner.scala:304)
    2. org.apache.spark.util.ClosureCleaner$.org$apache$spark$util$ClosureCleaner$$clean(ClosureCleaner.scala:294)
    3. org.apache.spark.util.ClosureCleaner$.clean(ClosureCleaner.scala:122)
    4. org.apache.spark.SparkContext.clean(SparkContext.scala:2055)
    5. org.apache.spark.rdd.RDD$$anonfun$filter$1.apply(RDD.scala:341)
    6. org.apache.spark.rdd.RDD$$anonfun$filter$1.apply(RDD.scala:340)
    7. org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:150)
    8. org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:111)
    9. org.apache.spark.rdd.RDD.withScope(RDD.scala:316)
    10. org.apache.spark.rdd.RDD.filter(RDD.scala:340)
    10 frames