i>The Envoy proxy adds 2.65 ms to the 90th percentile latency.</li></ul><h2 id=control-plane-performance>Control plane performance</h2><p>Istiod configures sidecar proxies based on user authored configuration files and the current
state of the system. In a Kubernetes environment, Custom Resource Definitions (CRDs) and deployments
constitute the configuration and state of the system. The Istio configuration objects like gateways and virtual
services, provide the user-authored configuration.
To produce the co