@vinita goyal1. Please login to ambari UI by hitting http://127.0.0.1:8080
2. Enter username - admin and password - admin
3. In the left pane you can find Ambari Metrics service name
4. Select Ambari Metrics
5. On the top right under service action, you can start/stop/restart ambari metrics
Please refer below screenshot
![4713-screen-shot-2016-06-02-at-61942-pm.png 4713-screen-shot-2016-06-02-at-61942-pm.png](https://community.cloudera.com/t5/image/serverpage/image-id/23063i43F642CE9DA57122/image-size/medium?v=v2&px=400)