o the <code>RUNNING</code> state by polling their statuses via the following command:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ gcloud container clusters list
</code></pre></li><li><p>Get the clusters&rsquo; credentials (<a href=https://cloud.google.com/sdk/gcloud/reference/container/clusters/get-credentials>command details</a>):</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ gcloud container clusters get-credentials cluster-1 --zone $zone
$ gcloud 