diff --git a/src/main/java/org/opensearch/performanceanalyzer/commons/metrics/RTFMetrics.java b/src/main/java/org/opensearch/performanceanalyzer/commons/metrics/RTFMetrics.java
index 700ae69..8eff7c4 100644
--- a/src/main/java/org/opensearch/performanceanalyzer/commons/metrics/RTFMetrics.java
+++ b/src/main/java/org/opensearch/performanceanalyzer/commons/metrics/RTFMetrics.java
@@ -306,7 +306,8 @@ public enum MetricUnits {
         MEGABYTE_PER_SEC(Constants.MEGABYTE_PER_SEC_VALUE),
         SEGMENT_PER_FLOW(Constants.SEGMENT_PER_FLOW_VALUE),
         BYTE_PER_FLOW(Constants.BYTE_PER_FLOW_VALUE),
-        PACKET_PER_SEC(Constants.PACKET_PER_SEC_VALUE);
+        PACKET_PER_SEC(Constants.PACKET_PER_SEC_VALUE),
+        RATE(Constants.RATE);
 
         private final String value;
 
@@ -334,6 +335,7 @@ public static class Constants {
             public static final String SEGMENT_PER_FLOW_VALUE = "segments/flow";
             public static final String BYTE_PER_FLOW_VALUE = "B/flow";
             public static final String PACKET_PER_SEC_VALUE = "packets/s";
+            public static final String RATE = "rate";
         }
     }
 
@@ -352,7 +354,7 @@ public String toString() {
         }
 
         public static class Constants {
-            public static final String CPU_VALUE = "CPU_Utilization";
+            public static final String CPU_VALUE = "cpu_utilization";
         }
     }
 }