Github user squito commented on a diff in the pull request: https://github.com/apache/spark/pull/22288#discussion_r226464912 --- Diff: core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala --- @@ -415,9 +420,65 @@ private[spark] class TaskSchedulerImpl( launchedAnyTask |= launchedTaskAtCurrentMaxLocality } while (launchedTaskAtCurrentMaxLocality) } + if (!launchedAnyTask) { - taskSet.abortIfCompletelyBlacklisted(hostToExecutors) + taskSet.getCompletelyBlacklistedTaskIfAny(hostToExecutors) match { + case taskIndex: Some[Int] => // Returns the taskIndex which was unschedulable --- End diff -- `case Some(taskIndex) =>` avoids the `taskIndex.get` later
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