<code class=language-yaml data-expandlinks=true data-repo=istio>apiVersion: telemetry.istio.io/v1alpha1
kind: Telemetry
metadata:
  name: mesh-default
  namespace: istio-system
spec:
  tracing:
    - providers:
        - name: &#34;zipkin&#34;
      randomSamplingPercentage: 100.00
      customTags:
        &#34;cluster_id&#34;:
          environment:
            name: ISTIO_META_CLUSTER_ID
            defaultValue: Kubernetes # optional
</code></pre><div><aside class="callout warning"><div class=type><svg 