[SPARK-28967] ConcurrentModificationException is thrown from EventLoggingListener

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Component/s: Spark Core
• Assignee: Jungtaek Lim
• Reporter: Jungtaek Lim
• Created: 04/Sep/19 02:35
• Updated: 06/Sep/19 19:57
• Resolved: 06/Sep/19 14:08

Description

While testing SPARK-28869 manually, I've found simple Structured Streaming query is continuously throwing ConcurrentModificationException from EventLoggingListener.

Stack trace follows:

19/09/04 09:48:49 ERROR AsyncEventQueue: Listener EventLoggingListener threw an exception19/09/04 09:48:49 ERROR AsyncEventQueue: Listener EventLoggingListener threw an exceptionjava.util.ConcurrentModificationException at java.util.Hashtable$Enumerator.next(Hashtable.java:1387) at scala.collection.convert.Wrappers$JPropertiesWrapper$$anon$6.next(Wrappers.scala:424) at scala.collection.convert.Wrappers$JPropertiesWrapper$$anon$6.next(Wrappers.scala:420) at scala.collection.Iterator.foreach(Iterator.scala:941) at scala.collection.Iterator.foreach$(Iterator.scala:941) at scala.collection.AbstractIterator.foreach(Iterator.scala:1429) at scala.collection.IterableLike.foreach(IterableLike.scala:74) at scala.collection.IterableLike.foreach$(IterableLike.scala:73) at scala.collection.AbstractIterable.foreach(Iterable.scala:56) at scala.collection.TraversableLike.map(TraversableLike.scala:237) at scala.collection.TraversableLike.map$(TraversableLike.scala:230) at scala.collection.AbstractTraversable.map(Traversable.scala:108) at org.apache.spark.util.JsonProtocol$.mapToJson(JsonProtocol.scala:514) at org.apache.spark.util.JsonProtocol$.$anonfun$propertiesToJson$1(JsonProtocol.scala:520) at scala.Option.map(Option.scala:163) at org.apache.spark.util.JsonProtocol$.propertiesToJson(JsonProtocol.scala:519) at org.apache.spark.util.JsonProtocol$.jobStartToJson(JsonProtocol.scala:155) at org.apache.spark.util.JsonProtocol$.sparkEventToJson(JsonProtocol.scala:79) at org.apache.spark.scheduler.EventLoggingListener.logEvent(EventLoggingListener.scala:149) at org.apache.spark.scheduler.EventLoggingListener.onJobStart(EventLoggingListener.scala:217) at org.apache.spark.scheduler.SparkListenerBus.doPostEvent(SparkListenerBus.scala:37) at org.apache.spark.scheduler.SparkListenerBus.doPostEvent$(SparkListenerBus.scala:28) at org.apache.spark.scheduler.AsyncEventQueue.doPostEvent(AsyncEventQueue.scala:37) at org.apache.spark.scheduler.AsyncEventQueue.doPostEvent(AsyncEventQueue.scala:37) at org.apache.spark.util.ListenerBus.postToAll(ListenerBus.scala:99) at org.apache.spark.util.ListenerBus.postToAll$(ListenerBus.scala:84) at org.apache.spark.scheduler.AsyncEventQueue.super$postToAll(AsyncEventQueue.scala:102) at org.apache.spark.scheduler.AsyncEventQueue.$anonfun$dispatch$1(AsyncEventQueue.scala:102) at scala.runtime.java8.JFunction0$mcJ$sp.apply(JFunction0$mcJ$sp.java:23) at scala.util.DynamicVariable.withValue(DynamicVariable.scala:62) at org.apache.spark.scheduler.AsyncEventQueue.org$apache$spark$scheduler$AsyncEventQueue$$dispatch(AsyncEventQueue.scala:97) at org.apache.spark.scheduler.AsyncEventQueue$$anon$2.$anonfun$run$1(AsyncEventQueue.scala:93) at org.apache.spark.util.Utils$.tryOrStopSparkContext(Utils.scala:1319) at org.apache.spark.scheduler.AsyncEventQueue$$anon$2.run(AsyncEventQueue.scala:93) 

 

It also occurs with current master branch.

Issue Links

• links to: GitHub Pull Request #25672