From e6c66baba97c34514e1d7491d5fe80867930f184 Mon Sep 17 00:00:00 2001
From: Haibo Chen <haibochen@apache.org>
Date: Thu, 25 Jan 2018 16:11:01 -0800
Subject: [PATCH] MAPREDUCE-7041. MR should not try to clean up at first job
 attempt. (Gergo Repas via Haibo Chen)

(cherry picked from commit cc10852252c2d69294eabc68bd032cc630a53b18)
---
 .../java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
index e6a45cf32d6..cb65b89f876 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
@@ -1400,7 +1400,7 @@ public class MRAppMaster extends CompositeService {
 
   private void cleanUpPreviousJobOutput() {
     // recovered application masters should not remove data from previous job
-    if (!recovered()) {
+    if (!isFirstAttempt() && !recovered()) {
       JobContext jobContext = getJobContextFromConf(getConfig());
       try {
         LOG.info("Starting to clean up previous job's temporary files");