jiangxb1987 commented on a change in pull request #25702: [SPARK-29001][CORE]
Print events that take too long time to process
URL: https://github.com/apache/spark/pull/25702#discussion_r344399759
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File path: core/src/main/scala/org/apache/spark/util/ListenerBus.scala
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@@ -111,7 +118,10 @@ private[spark] trait ListenerBus[L <: AnyRef, E] extends
Logging {
logError(s"Listener ${Utils.getFormattedClassName(listener)} threw
an exception", e)
} finally {
if (maybeTimerContext != null) {
- maybeTimerContext.stop()
+ val elapsed = maybeTimerContext.stop()
+ if (logSlowEventEnabled && elapsed > logSlowEventThreshold) {
+ logError(s"Process of event ${event} took ${elapsed /
1000000000d}s.")
Review comment:
updated
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