Github user witgo commented on a diff in the pull request: https://github.com/apache/spark/pull/677#discussion_r12366698 --- Diff: core/src/main/scala/org/apache/spark/scheduler/TaskSetManager.scala --- @@ -414,6 +415,14 @@ private[spark] class TaskSetManager( // we assume the task can be serialized without exceptions. val serializedTask = Task.serializeWithDependencies( task, sched.sc.addedFiles, sched.sc.addedJars, ser) + if (serializedTask.limit >= akkaFrameSize - 1024) { --- End diff -- Yes, the problem is the value of uncertainty
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