Create a component for metrics
diff --git a/utils/misc/src/main/java/org/onlab/metrics/MetricsManager.java b/utils/misc/src/main/java/org/onlab/metrics/MetricsManager.java
index a54093f..e07d3f9 100644
--- a/utils/misc/src/main/java/org/onlab/metrics/MetricsManager.java
+++ b/utils/misc/src/main/java/org/onlab/metrics/MetricsManager.java
@@ -7,6 +7,10 @@
 import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.TimeUnit;
 
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+
 import com.codahale.metrics.Counter;
 import com.codahale.metrics.CsvReporter;
 import com.codahale.metrics.Gauge;
@@ -49,6 +53,7 @@
  *   </code>
  * </pre>
  */
+@Component(immediate = true)
 public final class MetricsManager implements MetricsService {
 
     /**
@@ -79,6 +84,14 @@
         reporter.start(10, TimeUnit.SECONDS);
     }
 
+    @Activate
+    public void activate() {
+    }
+
+    @Deactivate
+    public void deactivate() {
+    }
+
     /**
      * Registers a component.
      *