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[SPARK-11334][CORE] clear idle executors in executorIdToTaskIds keySet #21166

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[SPARK-11334][CORE] clear idle executors in executorIdToTaskIds keySet #21166

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6 changes: 6 additions & 0 deletions core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -699,6 +699,12 @@ private[spark] class ExecutorAllocationManager(
// This is needed in case the stage is aborted for any reason
if (stageIdToNumTasks.isEmpty && stageIdToNumSpeculativeTasks.isEmpty) {
allocationManager.onSchedulerQueueEmpty()
if (executorIdToTaskIds.nonEmpty) {
log.warn(s"There are no running tasks," +
s" but ${executorIdToTaskIds.size} executors are not idle")
executorIdToTaskIds.keySet.foreach(allocationManager.onExecutorIdle)
executorIdToTaskIds.clear()
}
}
}
}
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