一次您应该会收到三个 <em>200 OK</em> 的响应：</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl exec -it $SOURCE_POD -c sleep -- sh -c &#39;curl -sL -o /dev/null -w &#34;%{http_code}\n&#34; http://edition.cnn.com/politics; curl -sL -o /dev/null -w &#34;%{http_code}\n&#34; http://edition.cnn.com/sport; curl -sL -o /dev/null -w &#34;%{http_code}\n&#34; http://edition.cnn.com/health&#39;
200
200
200
</code></pre></li></ol><div><aside class="callout tip"><div class=