Github user kayousterhout commented on a diff in the pull request: https://github.com/apache/spark/pull/8887#discussion_r43670630 --- Diff: core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala --- @@ -482,7 +489,10 @@ private[spark] class TaskSchedulerImpl( } } - /** Remove an executor from all our data structures and mark it as lost */ + /** + * Remove an executor from all our data structures and mark it as lost. If the executor's loss + * reason is not yet known, do not yet remove its association with its host. --- End diff -- maybe "...with its host or fail the tasks running on that executor (because the loss reason affects how we handle the task failure)."
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