AMBARI-2534. Some memory configs are set to -1 in Ambari. (smohanty)

git-svn-id: https://svn.apache.org/repos/asf/incubator/ambari/trunk@1498759 13f79535-47bb-0310-9956-ffa450edef68

ambari-server/src/main/resources/stacks/HDP/1.3.0/services/MAPREDUCE/configuration/mapred-site.xml

@@ -276,32 +276,32 @@
 
   <property>
     <name>mapred.cluster.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.cluster.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.job.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.job.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.map.memory.mb</name>
-    <value></value>
+    <value>6144</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.reduce.memory.mb</name>
-    <value></value>
+    <value>4096</value>
   </property>
 
 <property>

ambari-server/src/main/resources/stacks/HDP/2.0.1/services/MAPREDUCE2/configuration/mapred-site.xml

@@ -276,32 +276,32 @@
 
   <property>
     <name>mapred.cluster.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.cluster.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.job.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.job.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.map.memory.mb</name>
-    <value></value>
+    <value>6144</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.reduce.memory.mb</name>
-    <value></value>
+    <value>4096</value>
   </property>
 
 <property>

ambari-server/src/main/resources/stacks/HDPLocal/1.3.0/services/MAPREDUCE/configuration/mapred-site.xml

@@ -276,32 +276,32 @@
 
   <property>
     <name>mapred.cluster.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.cluster.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.job.map.memory.mb</name>
-    <value></value>
+    <value>1536</value>
   </property>
 
   <property>
     <name>mapred.job.reduce.memory.mb</name>
-    <value></value>
+    <value>2048</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.map.memory.mb</name>
-    <value></value>
+    <value>6144</value>
   </property>
 
   <property>
     <name>mapred.cluster.max.reduce.memory.mb</name>
-    <value></value>
+    <value>4096</value>
   </property>
 
 <property>