YARN-5380. NMTimelinePublisher should use getMemorySize instead of getMemory. Contributed by Vrushali C

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/timelineservice/NMTimelinePublisher.java

@@ -168,7 +168,7 @@ public class NMTimelinePublisher extends CompositeService {
 
     Map<String, Object> entityInfo = new HashMap<String, Object>();
     entityInfo.put(ContainerMetricsConstants.ALLOCATED_MEMORY_ENTITY_INFO,
-        resource.getMemory());
+        resource.getMemorySize());
     entityInfo.put(ContainerMetricsConstants.ALLOCATED_VCORE_ENTITY_INFO,
         resource.getVirtualCores());
     entityInfo.put(ContainerMetricsConstants.ALLOCATED_HOST_ENTITY_INFO,