20/docs/concepts/traffic-management/#sidecars>sidecar</a> resource
enables more fine-grained control over the behavior of the sidecar proxies attached to workloads within a namespace.
In particular it adds support to limit the set of services a sidecar will send traffic to.
This reduces the amount of configuration computed and transmitted to
the proxy, improving startup time, resource consumption and control-plane scalability.
For large deployments, we recommend adding a sidecar resource per namespace. Cont