diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java
index 3f8696d0b4..24173f5d01 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java
@@ -33,7 +33,6 @@
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 import com.google.common.annotations.VisibleForTesting;
-import java.util.Locale;
 import static com.google.common.base.Preconditions.*;
 
 import org.apache.commons.configuration2.PropertiesConfiguration;
@@ -372,7 +371,8 @@ public void run() {
             }
           }
         }, millis, millis);
-    LOG.info("Scheduled snapshot period at "+ (period/1000) +" second(s).");
+    LOG.info("Scheduled Metric snapshot period at " + (period / 1000)
+        + " second(s).");
   }
 
   synchronized void onTimerEvent() {