Github user kayousterhout commented on a diff in the pull request:
https://github.com/apache/spark/pull/16867#discussion_r104515525
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/TaskSetManager.scala ---
@@ -740,6 +743,7 @@ private[spark] class TaskSetManager(
}
removeRunningTask(tid)
info.markFinished(state)
+ successfulTaskDurations.remove(taskInfos(tid).duration)
--- End diff --
You mean for shuffle map tasks, where the task completed successfully but
then the executor was lost later, so we re-run the task? That case seems OK to
leave the task time in, because it's still a valid task completion time.
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