nnectionPool:
      http:
        maxRequestsPerConnection: 1
    loadBalancer:
      simple: ROUND_ROBIN
      localityLbSetting:
        enabled: true
        failover:
          - 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>sleep</code> Pod 调用 <code>HelloWorld</code> 服务：</p><pre>