     Running   0          8s
ratings-v1-7bf577cb77-pq9kg     1/1     Running   0          9s
reviews-v1-77c65dc5c6-kjvxs     1/1     Running   0          9s</code></pre></li><li><p>四个服务达到 <code>Running</code> 状态后，就可以扩展 deployment。要使每个微服务的每个版本在三个
Pod 中运行，请执行以下命令：</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl scale deployments --all --replicas 3
deployment.apps/details-v1 scaled
deployment