ncepts/performance-and-scalability/>Performance and Scalability</a></li><li role=none><a role=treeitem title="Describes how a service mesh can be configured to include services from more than one cluster." href=/v1.2/docs/concepts/multicluster-deployments/>Multicluster Deployments</a></li></ul></div></div><div class=card><button class="header dynamic" id=card46 title="How to deploy and upgrade Istio in various environments such as Kubernetes and Consul." aria-controls=card46-body><svg class="icon"><use xlin