diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala b/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala index ea806d09b6..2a1c3c1a50 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala @@ -145,9 +145,22 @@ 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 - } + + // The submission time for a stage is misleading because it counts the time + // the stage waits to be launched. (SPARK-10930) + val taskLaunchTimes = + stageData.taskData.values.map(_.taskInfo.launchTime).filter(_ > 0) + val duration: Option[Long] = + if (taskLaunchTimes.nonEmpty) { + val startTime = taskLaunchTimes.min + if (finishTime > startTime) { + Some(finishTime - startTime) + } else { + Some(System.currentTimeMillis() - startTime) + } + } else { + None + } val formattedDuration = duration.map(d => UIUtils.formatDuration(d)).getOrElse("Unknown") val inputRead = stageData.inputBytes |