Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/20330#discussion_r162687232
--- Diff: core/src/main/scala/org/apache/spark/ui/jobs/JobPage.scala ---
@@ -336,8 +336,14 @@ private[ui] class JobPage(parent: JobsTab, store:
AppStatusStore) extends WebUIP
content ++= makeTimeline(activeStages ++ completedStages ++
failedStages,
store.executorList(false), appStartTime)
- content ++= UIUtils.showDagVizForJob(
- jobId, store.operationGraphForJob(jobId))
+ val operationGraphContent =
store.asOption(store.operationGraphForJob(jobId)) match {
+ case Some(operationGraph) => UIUtils.showDagVizForJob(jobId,
operationGraph)
+ case None =>
+ <div id="no-info">
--- End diff --
Indentation is off.
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