From f20701e50e267a3a21ace3bbb3ec9d019eb45f04 Mon Sep 17 00:00:00 2001
From: "shiyun.wxm" <shiyun.wxm@taobao.com>
Date: Tue, 18 Mar 2014 21:56:46 +0800
Subject: [PATCH] bugfix: "Duration" in "Active Stages" in stages page

---
 core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 c5fd3ae16dc9f..38d63b404bd7a 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
@@ -106,7 +106,7 @@ private[spark] class StageTable(val stages: Seq[StageInfo], val parent: JobProgr
     val description = listener.stageIdToDescription.get(s.stageId)
       .map(d => <div><em>{d}</em></div><div>{nameLink}</div>).getOrElse(nameLink)
     val finishTime = s.completionTime.getOrElse(System.currentTimeMillis())
-    val duration =  s.submissionTime.map(t => finishTime - t)
+    val duration =  s.submissionTime.map(t => if(finishTime > t) finishTime - t else System.currentTimeMillis() - t)
 
     <tr>
       <td>{s.stageId}</td>