Hey guys,
After rebuilding from the master branch this morning, I’ve started to see these
errors that I’ve never gotten before while running connected components. Anyone
seen this before?
14/09/10 20:38:53 INFO collection.ExternalSorter: Thread 87 spilling in-memory
batch of 1020 MB to disk (1 spill so far)
14/09/10 20:38:53 INFO collection.ExternalSorter: Thread 58 spilling in-memory
batch of 1020 MB to disk (1 spill so far)
14/09/10 20:38:53 INFO collection.ExternalSorter: Thread 57 spilling in-memory
batch of 1020 MB to disk (1 spill so far)
14/09/10 20:38:53 INFO collection.ExternalSorter: Thread 60 spilling in-memory
batch of 1020 MB to disk (1 spill so far)
14/09/10 20:39:15 ERROR executor.Executor: Exception in task 275.0 in stage 3.0
(TID 994)
java.lang.ClassCastException: java.lang.Long cannot be cast to scala.Tuple2
at
org.apache.spark.graphx.impl.RoutingTableMessageSerializer$$anon$1$$anon$2.writeObject(Serializers.scala:39)
at
org.apache.spark.storage.DiskBlockObjectWriter.write(BlockObjectWriter.scala:195)
at
org.apache.spark.util.collection.ExternalSorter.spillToMergeableFile(ExternalSorter.scala:329)
at
org.apache.spark.util.collection.ExternalSorter.spill(ExternalSorter.scala:271)
at
org.apache.spark.util.collection.ExternalSorter.maybeSpill(ExternalSorter.scala:249)
at
org.apache.spark.util.collection.ExternalSorter.insertAll(ExternalSorter.scala:220)
at
org.apache.spark.shuffle.sort.SortShuffleWriter.write(SortShuffleWriter.scala:65)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:68)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41)
at org.apache.spark.scheduler.Task.run(Task.scala:54)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:181)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
14/09/10 20:39:15 ERROR executor.Executor: Exception in task 176.0 in stage 3.0
(TID 894)
java.lang.ClassCastException: java.lang.Long cannot be cast to scala.Tuple2
at
org.apache.spark.graphx.impl.RoutingTableMessageSerializer$$anon$1$$anon$2.writeObject(Serializers.scala:39)
at
org.apache.spark.storage.DiskBlockObjectWriter.write(BlockObjectWriter.scala:195)
at
org.apache.spark.util.collection.ExternalSorter.spillToMergeableFile(ExternalSorter.scala:329)
at
org.apache.spark.util.collection.ExternalSorter.spill(ExternalSorter.scala:271)
at
org.apache.spark.util.collection.ExternalSorter.maybeSpill(ExternalSorter.scala:249)
at
org.apache.spark.util.collection.ExternalSorter.insertAll(ExternalSorter.scala:220)
at
org.apache.spark.shuffle.sort.SortShuffleWriter.write(SortShuffleWriter.scala:65)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:68)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:41)
at org.apache.spark.scheduler.Task.run(Task.scala:54)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:181)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
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