cloud-fan commented on a change in pull request #24110: [SPARK-25341][Core]
Support rolling back a shuffle map stage and re-generate the shuffle files
URL: https://github.com/apache/spark/pull/24110#discussion_r272033352
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File path: core/src/main/scala/org/apache/spark/scheduler/Stage.scala
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@@ -116,4 +116,13 @@ private[scheduler] abstract class Stage(
/** Returns the sequence of partition ids that are missing (i.e. needs to be
computed). */
def findMissingPartitions(): Seq[Int]
+
+ def isIndeterminate: Boolean =
+ rdd.outputDeterministicLevel == DeterministicLevel.INDETERMINATE
+
+ /**
+ * Clear the intermediate status (e.g. map status, success task, etc) for
the stage, currently
+ * we call the function before indeterminate stage rerunning.
+ */
+ def clearIntermediateState(): Unit = {}
Review comment:
why it's defined in a `Stage`? These states are not held by Stage, aren't
they?
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