Github user kayousterhout commented on a diff in the pull request:
https://github.com/apache/spark/pull/15986#discussion_r89716522
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala ---
@@ -350,20 +350,16 @@ private[spark] class TaskSchedulerImpl(
removeExecutor(execId, reason.get)
failedExecutor = Some(execId)
}
+ }
+ if (TaskState.isFinished(state)) {
+ cleanupTaskState(tid)
--- End diff --
I don't think that's necessary because all access to the TSM is gated on
the TaskSchedulerImpl, so even though the TaskResultGetter might do some stuff,
the TSM's state won't be accessed until the later handleSuccessfulTask call to
the TaskSchedulerImpl
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