Github user d2r commented on a diff in the pull request:
https://github.com/apache/spark/pull/9051#discussion_r44837028
--- Diff: core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala ---
@@ -145,9 +145,20 @@ private[ui] class StageTableBase(
case None => "Unknown"
}
val finishTime = s.completionTime.getOrElse(System.currentTimeMillis)
- val duration = s.submissionTime.map { t =>
- if (finishTime > t) finishTime - t else System.currentTimeMillis - t
- }
+ val taskLaunchTimes = stageData.taskData.values
+ .filter(_.taskInfo.launchTime != 0)
+ .map(_.taskInfo.launchTime)
+ val duration : Option[Long] =
+ if (taskLaunchTimes.nonEmpty) {
+ val startTime = taskLaunchTimes.min
+ if (finishTime > startTime) {
+ Option[Long](finishTime - startTime)
+ } else {
+ Option[Long](System.currentTimeMillis() - startTime)
--- End diff --
@andrewor14 , thanks. Can you elaborate a bit?
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