y/templates/telemetryv2_1.16.yaml>manifests/charts/istio-control/istio-discovery/templates/telemetryv2_1.16.yaml</a>.</p><p>Configuring custom statistics involves two sections of the
<code>EnvoyFilter</code>: <code>definitions</code> and <code>metrics</code>. The <code>definitions</code> section
supports creating new metrics by name, the expected value expression, and the
metric type (<code>counter</code>, <code>gauge</code>, and <code>histogram</code>). The <code>metrics</code> section
provides values for 