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Posted to issues@spark.apache.org by "Marcelo Masiero Vanzin (Jira)" <ji...@apache.org> on 2019/11/11 23:50:00 UTC
[jira] [Resolved] (SPARK-29755) ClassCastException occurs when
reading events from SHS
[ https://issues.apache.org/jira/browse/SPARK-29755?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Marcelo Masiero Vanzin resolved SPARK-29755.
--------------------------------------------
Fix Version/s: 3.0.0
Resolution: Fixed
Issue resolved by pull request 26397
[https://github.com/apache/spark/pull/26397]
> 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
> Assignee: Jungtaek Lim
> Priority: Major
> Fix For: 3.0.0
>
>
> 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
> {noformat}
> 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)
> {noformat}
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