LuciferYang commented on code in PR #38651:
URL: https://github.com/apache/spark/pull/38651#discussion_r1021225985
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resource-managers/kubernetes/core/src/main/scala/org/apache/spark/scheduler/cluster/k8s/ExecutorPodsSnapshotsStoreImpl.scala:
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@@ -94,7 +95,9 @@ private[spark] class ExecutorPodsSnapshotsStoreImpl(
override def stop(): Unit = {
pollingTasks.asScala.foreach(_.cancel(false))
- ThreadUtils.shutdown(subscribersExecutor)
+ // SPARK-41136: it may be called by MGR, and since that MGR has a default
30s timeout, here
+ // a shorter duration 20s is chosen to prevent blocking the following
shutdown process.
+ ThreadUtils.shutdown(subscribersExecutor, FiniteDuration(20,
TimeUnit.SECONDS))
Review Comment:
Can this be configurable?
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