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  1. Spark
  2. SPARK-18400

NPE when resharding Kinesis Stream

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Details

    • Bug
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • 1.6.2
    • 2.0.3, 2.1.0
    • DStreams
    • None
    • Spark 1.6 streaming from AWS Kinesis

    Description

      Occasionally, we see an NPE when we reshard our streams:

      java.lang.NullPointerException
      	at java.util.concurrent.ConcurrentHashMap.replaceNode(ConcurrentHashMap.java:1106) ~[?:1.8.0_60]
      	at java.util.concurrent.ConcurrentHashMap.remove(ConcurrentHashMap.java:1097) ~[?:1.8.0_60]
      	at org.apache.spark.streaming.kinesis.KinesisCheckpointer.removeCheckpointer(KinesisCheckpointer.scala:66) ~[spark-streaming-kinesis-asl_2.11-1.6.4-SNAPSHOT.jar:1.6.4-SNAPSHOT]
      	at org.apache.spark.streaming.kinesis.KinesisReceiver.removeCheckpointer(KinesisReceiver.scala:245) ~[spark-streaming-kinesis-asl_2.11-1.6.4-SNAPSHOT.jar:1.6.4-SNAPSHOT]
      	at org.apache.spark.streaming.kinesis.KinesisRecordProcessor.shutdown(KinesisRecordProcessor.scala:124) ~[spark-streaming-kinesis-asl_2.11-1.6.4-SNAPSHOT.jar:1.6.4-SNAPSHOT]
      	at com.amazonaws.services.kinesis.clientlibrary.lib.worker.V1ToV2RecordProcessorAdapter.shutdown(V1ToV2RecordProcessorAdapter.java:48) ~[amazon-kinesis-client-1.6.2.jar:?]
      	at com.amazonaws.services.kinesis.clientlibrary.lib.worker.ShutdownTask.call(ShutdownTask.java:100) [amazon-kinesis-client-1.6.2.jar:?]
      	at com.amazonaws.services.kinesis.clientlibrary.lib.worker.MetricsCollectingTaskDecorator.call(MetricsCollectingTaskDecorator.java:49) [amazon-kinesis-client-1.6.2.jar:?]
      	at com.amazonaws.services.kinesis.clientlibrary.lib.worker.MetricsCollectingTaskDecorator.call(MetricsCollectingTaskDecorator.java:24) [amazon-kinesis-client-1.6.2.jar:?]
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_60]
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_60]
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_60]
      	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_60]
      

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            srowen Sean R. Owen
            boneill42 Brian ONeill
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              Updated:
              Resolved:

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