From 4001b95cf28fc98cc8d3f2bad19395da55956787 Mon Sep 17 00:00:00 2001
From: Thomas White <tomwhite@apache.org>
Date: Fri, 9 Mar 2012 17:37:00 +0000
Subject: [PATCH] MAPREDUCE-3578. Starting nodemanager as root gives "Unknown
 -jvm option"

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1298941 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-mapreduce-project/CHANGES.txt          | 3 +++
 hadoop-mapreduce-project/hadoop-yarn/bin/yarn | 6 +-----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 6f0afd0752..5b962d8079 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -134,6 +134,9 @@ Release 0.23.3 - UNRELEASED
     MAPREDUCE-3952. In MR2, when Total input paths to process == 1,
     CombinefileInputFormat.getSplits() returns 0 split. (zhenxiao via tucu)
 
+    MAPREDUCE-3578. Starting nodemanager as root gives "Unknown -jvm option"
+    (tomwhite)
+
 Release 0.23.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-mapreduce-project/hadoop-yarn/bin/yarn b/hadoop-mapreduce-project/hadoop-yarn/bin/yarn
index 6f5cf76cdc..f3b0eeac37 100644
--- a/hadoop-mapreduce-project/hadoop-yarn/bin/yarn
+++ b/hadoop-mapreduce-project/hadoop-yarn/bin/yarn
@@ -181,11 +181,7 @@ elif [ "$COMMAND" = "resourcemanager" ] ; then
 elif [ "$COMMAND" = "nodemanager" ] ; then
   CLASSPATH=${CLASSPATH}:$YARN_CONF_DIR/nm-config/log4j.properties
   CLASS='org.apache.hadoop.yarn.server.nodemanager.NodeManager'
-  if [[ $EUID -eq 0 ]]; then
-    YARN_OPTS="$YARN_OPTS -jvm server $YARN_NODEMANAGER_OPTS"
-  else
-    YARN_OPTS="$YARN_OPTS -server $YARN_NODEMANAGER_OPTS"
-  fi
+  YARN_OPTS="$YARN_OPTS -server $YARN_NODEMANAGER_OPTS"
   if [ "$YARN_NODEMANAGER_HEAPSIZE" != "" ]; then
     JAVA_HEAP_MAX="-Xmx""$YARN_NODEMANAGER_HEAPSIZE""m"
   fi