srowen commented on a change in pull request #24796: [SPARK-27900][CORE] Add
uncaught exception handler to the driver
URL: https://github.com/apache/spark/pull/24796#discussion_r290506884
##########
File path: core/src/main/scala/org/apache/spark/util/ShutdownHookManager.scala
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@@ -204,6 +204,11 @@ private [util] class SparkShutdownHookManager {
hooks.synchronized { hooks.remove(ref) }
}
+ def clear(): Unit = {
Review comment:
I'm still not so clear why you want to forget all the hooks that were
registered -- what's the scenario where they prevent termination, and can we
fix the hook? seems like we'd like them to try to complete
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