   - from: region1
            to: region2
    outlierDetection:
      consecutive5xxErrors: 1
      interval: 1s
      baseEjectionTime: 1m
EOF</code></pre><h2 id=verify-traffic-stays-in-region1zone1>验证流量保持在 <code>region1.zone1</code></h2><p>从 <code>curl</code> Pod 调用 <code>HelloWorld</code> 服务：</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl exec --context=&#34;${CTX_R1_Z1}&#34; -n sample -c curl \
  &#34;$(kubectl get pod --context=&#34;${CTX_R1