jjayadeep06 commented on code in PR #50020:
URL: https://github.com/apache/spark/pull/50020#discussion_r1973391083
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core/src/main/scala/org/apache/spark/BarrierCoordinator.scala:
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@@ -80,8 +81,9 @@ private[spark] class BarrierCoordinator(
states.forEachValue(1, clearStateConsumer)
states.clear()
listenerBus.removeListener(listener)
- ThreadUtils.shutdown(timer)
} finally {
+ timerFuture.foreach(_.cancel(true))
+ ThreadUtils.shutdown(timer)
Review Comment:
I moved it to `finally` to ensure that even if there are any failures in the
previous cleanup steps we still shutdown the timer. But i can move it to the
`try` block if it is a concern
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