 and gateway using the Istio operator.
The example demonstrates how to upgrade Istio 1.8.0 to 1.8.1 using canary upgrade, with gateways being managed separately
from the control plane.</p><h3 id=installation-with-operator>Installation with operator</h3><ol><li><p>Install the Istio operator with a revision into the cluster:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ istio-1.8.0/bin/istioctl operator init --revision 1-8-0
</code></pre></li><li><p>Ensure that the main <code>Istio