Jungtaek Lim created SPARK-29755:
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Summary: ClassCastException occurs when reading events from SHS
Key: SPARK-29755
URL: https://issues.apache.org/jira/browse/SPARK-29755
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 3.0.0
Reporter: Jungtaek Lim
Looks like SPARK-28869 triggered a technical issue on jackson-scala:
https://github.com/FasterXML/jackson-module-scala/wiki/FAQ#deserializing-optionint-and-other-primitive-challenges
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19/11/05 17:59:23 INFO FsHistoryProvider: Leasing disk manager space for app
app-20191105152223-0000 / None...
19/11/05 17:59:23 INFO FsHistoryProvider: Parsing
/apps/spark/eventlogs/app-20191105152223-0000 to re-build UI...
19/11/05 17:59:24 ERROR FsHistoryProvider: Exception in checking for event log
updates
java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Long
at scala.runtime.BoxesRunTime.unboxToLong(BoxesRunTime.java:107)
at
org.apache.spark.deploy.history.FsHistoryProvider.shouldReloadLog(FsHistoryProvider.scala:585)
at
org.apache.spark.deploy.history.FsHistoryProvider.$anonfun$checkForLogs$6(FsHistoryProvider.scala:458)
at
org.apache.spark.deploy.history.FsHistoryProvider.$anonfun$checkForLogs$6$adapted(FsHistoryProvider.scala:444)
at
scala.collection.TraversableLike.$anonfun$filterImpl$1(TraversableLike.scala:256)
at
scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
at
scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
at
scala.collection.TraversableLike.filterImpl(TraversableLike.scala:255)
at
scala.collection.TraversableLike.filterImpl$(TraversableLike.scala:249)
at
scala.collection.AbstractTraversable.filterImpl(Traversable.scala:108)
at scala.collection.TraversableLike.filter(TraversableLike.scala:347)
at scala.collection.TraversableLike.filter$(TraversableLike.scala:347)
at scala.collection.AbstractTraversable.filter(Traversable.scala:108)
at
org.apache.spark.deploy.history.FsHistoryProvider.checkForLogs(FsHistoryProvider.scala:444)
at
org.apache.spark.deploy.history.FsHistoryProvider.$anonfun$startPolling$3(FsHistoryProvider.scala:267)
at org.apache.spark.util.Utils$.tryOrExit(Utils.scala:1302)
at
org.apache.spark.deploy.history.FsHistoryProvider.$anonfun$getRunner$1(FsHistoryProvider.scala:190)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
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