y deployments are a core feature of Istio. Users rely on Istio&rsquo;s traffic management features to safely control the rollout of new versions of their applications, while making use of Istio&rsquo;s rich telemetry to compare the performance of canaries. However, when it came to upgrading Istio, there was not an easy way to canary the upgrade, and due to the in-place nature of the upgrade, issues or changes found affect the entire mesh at once.</p><p>Istio 1.6 will support a new upgrade model to safely ca