 my architecture?</h2><p>Gradually onboard your services into the mesh by adding one namespace at a time. By default, services from multiple namespaces can communicate with each other, but you can easily increase isolation by selectively choosing which services to expose to other namespaces. Using namespaces also improves performance as configuration is scoped down.</p><p>Istio is flexible to match the configuration of your Kubernetes cluster and network architecture. You may wish to run individual meshes a