ometheus.io">Prometheus</a> for details.</p></li></ul><h2 id="collecting-new-telemetry-data">Collecting new telemetry data</h2><ol><li><p>Create a new YAML file to hold configuration for the new metric and log stream that Istio will generate and collect automatically.</p><p>Save the following as <code>new_telemetry.yaml</code>:</p><pre><code class="language-yaml"># Configuration for metric instances
apiVersion: "config.istio.io/v1alpha2"
kind: metric
metadata:
  name: doublerequestcount
  namespace: istio-s