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  1. Spark
  2. SPARK-11104

A potential deadlock in StreamingContext.stop and stopOnShutdown

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 1.5.2, 1.6.0
    • DStreams
    • None

    Description

      When the shutdown hook of StreamingContext and StreamingContext.stop are running at the same time (e.g., press CTRL-C when StreamingContext.stop is running), the following deadlock may happen:

      Java stack information for the threads listed above:
      ===================================================
      "Thread-2":
      	at org.apache.spark.streaming.StreamingContext.stop(StreamingContext.scala:699)
      	- waiting to lock <0x00000005405a1680> (a org.apache.spark.streaming.StreamingContext)
      	at org.apache.spark.streaming.StreamingContext.org$apache$spark$streaming$StreamingContext$$stopOnShutdown(StreamingContext.scala:729)
      	at org.apache.spark.streaming.StreamingContext$$anonfun$start$1.apply$mcV$sp(StreamingContext.scala:625)
      	at org.apache.spark.util.SparkShutdownHook.run(ShutdownHookManager.scala:266)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(ShutdownHookManager.scala:236)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply(ShutdownHookManager.scala:236)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1$$anonfun$apply$mcV$sp$1.apply(ShutdownHookManager.scala:236)
      	at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1697)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply$mcV$sp(ShutdownHookManager.scala:236)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply(ShutdownHookManager.scala:236)
      	at org.apache.spark.util.SparkShutdownHookManager$$anonfun$runAll$1.apply(ShutdownHookManager.scala:236)
      	at scala.util.Try$.apply(Try.scala:161)
      	at org.apache.spark.util.SparkShutdownHookManager.runAll(ShutdownHookManager.scala:236)
      	- locked <0x00000005405b6a00> (a org.apache.spark.util.SparkShutdownHookManager)
      	at org.apache.spark.util.SparkShutdownHookManager$$anon$2.run(ShutdownHookManager.scala:216)
      	at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)
      "main":
      	at org.apache.spark.util.SparkShutdownHookManager.remove(ShutdownHookManager.scala:248)
      	- waiting to lock <0x00000005405b6a00> (a org.apache.spark.util.SparkShutdownHookManager)
      	at org.apache.spark.util.ShutdownHookManager$.removeShutdownHook(ShutdownHookManager.scala:199)
      	at org.apache.spark.streaming.StreamingContext.stop(StreamingContext.scala:712)
      	- locked <0x00000005405a1680> (a org.apache.spark.streaming.StreamingContext)
      	at org.apache.spark.streaming.StreamingContext.stop(StreamingContext.scala:684)
      	- locked <0x00000005405a1680> (a org.apache.spark.streaming.StreamingContext)
      	at org.apache.spark.streaming.SessionByKeyBenchmark$.main(SessionByKeyBenchmark.scala:108)
      	at org.apache.spark.streaming.SessionByKeyBenchmark.main(SessionByKeyBenchmark.scala)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:497)
      	at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:680)
      	at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:180)
      	at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:205)
      	at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:120)
      	at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
      

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            zsxwing Shixiong Zhu
            zsxwing Shixiong Zhu
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              Created:
              Updated:
              Resolved: