Upgrade Grafana in HDP 2.5
<p>Ambari uses Grafana to display metrics. I am using external data source to view other metrics. 
I want to upgrade grafana version from 2.6 to 4.0-beta for alerting feature.
Should I </p>

<blockquote>
  <p>upgrade grafana provided inside the HDP 2.5 package</p>
</blockquote>

<p>or </p>

<blockquote>
  <p>install new version separately?</p>
</blockquote>

<p>How to do this and which method is recommended?</p>