lxian commented on a change in pull request #34098:
URL: https://github.com/apache/spark/pull/34098#discussion_r716570505
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File path:
core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala
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@@ -928,13 +928,17 @@ private[spark] class TaskSchedulerImpl(
override def stop(): Unit = {
speculationScheduler.shutdown()
if (backend != null) {
- backend.stop()
+ Utils.tryLogNonFatalError {
+ backend.stop()
Review comment:
when deployed in yarn,
org.apache.spark.scheduler.cluster.YarnSchedulerBackend#stop will call
requestTotalExecutors() on stop. If the yarn application is killed already, it
will receive an IOException on sending the RPC.
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