Github user edwinalu commented on a diff in the pull request:
https://github.com/apache/spark/pull/21221#discussion_r198682884
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/EventLoggingListener.scala ---
@@ -169,6 +181,28 @@ private[spark] class EventLoggingListener(
// Events that trigger a flush
override def onStageCompleted(event: SparkListenerStageCompleted): Unit
= {
+ if (shouldLogExecutorMetricsUpdates) {
+ // clear out any previous attempts, that did not have a stage
completed event
+ val prevAttemptId = event.stageInfo.attemptNumber() - 1
+ for (attemptId <- 0 to prevAttemptId) {
+ liveStageExecutorMetrics.remove((event.stageInfo.stageId,
attemptId))
+ }
+
+ // log the peak executor metrics for the stage, for each live
executor,
+ // whether or not the executor is running tasks for the stage
+ val executorMap = liveStageExecutorMetrics.remove(
+ (event.stageInfo.stageId, event.stageInfo.attemptNumber()))
+ executorMap.foreach {
+ executorEntry => {
+ for ((executorId, peakExecutorMetrics) <- executorEntry) {
--- End diff --
Yes, the naming is confusing. Changed to the 1st option.
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