Ngone51 commented on a change in pull request #28848:
URL: https://github.com/apache/spark/pull/28848#discussion_r451926602
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File path: core/src/main/scala/org/apache/spark/scheduler/DAGScheduler.scala
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@@ -1933,29 +1951,45 @@ private[spark] class DAGScheduler(
maybeEpoch = None)
}
+ /**
+ * Handles removing an executor from the BlockManagerMaster as well as
unregistering shuffle
+ * outputs for the executor or optionally its host.
+ *
+ * @param execId executor to be removed
+ * @param fileLost If true, indicates that we assume we've lost all shuffle
blocks associated
+ * with the executor; this happens if the executor serves its own blocks
(i.e., we're not
+ * using external shuffle), the Standalone worker (which serves the
shuffle data) is lost,
Review comment:
Other clusters, like YARN, also could use external shuffle service. So
they may face the same issue.
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