Github user jerryshao commented on a diff in the pull request: https://github.com/apache/spark/pull/17882#discussion_r120352440 --- Diff: resource-managers/yarn/src/main/scala/org/apache/spark/scheduler/cluster/YarnSchedulerBackend.scala --- @@ -176,16 +179,6 @@ private[spark] abstract class YarnSchedulerBackend( } /** - * Reset the state of SchedulerBackend to the initial state. This is happened when AM is failed - * and re-registered itself to driver after a failure. The stale state in driver should be - * cleaned. - */ - override protected def reset(): Unit = { --- End diff -- Why would you remove this method, AFAIK it is still necessary, otherwise who will reset the state of `ExecutorAllocationManager`?
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