code> 配置添加了一个 <code>destination_port</code> 标记：</p><pre><code class=language-yaml data-expandlinks=true data-repo=istio>apiVersion: install.istio.io/v1alpha1
kind: IstioOperator
spec:
  values:
    telemetry:
      v2:
        prometheus:
          configOverride:
            inboundSidecar:
              metrics:
                - name: requests_total
                  dimensions:
                    destination_port: string(destination.port)</code></pre><p>以下 <code>Telemetry</code>