，您在 <code>region1.zone1</code> 中 <code>HelloWorld</code>
<a href=https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/operations/draining#draining>逐出 Envoy Sidecar 代理</a>：</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl --context=&#34;${CTX_R1_Z1}&#34; exec \
  &#34;$(kubectl get pod --context=&#34;${CTX_R1_Z1}&#34; -n sample -l app=helloworld \
  -l version=region1.zone1 -o jsonpath=&#39;{.items[0].metadata.name}&#39;)&#34; \
  -n sample -c ist