of the control plane services.</p><h2 id="adding-sidecars-to-service-instances">Adding Sidecars to Service Instances</h2><p>Each instance of a service in an application must be accompanied by the Istio sidecar. Depending on the unit of your installation (Docker containers, VM, bare metal nodes), the Istio sidecar needs to be installed into these components. For example, if your infrastructure uses VMs, the Istio sidecar process must be run on each VM that needs to be part of the service mesh.</p><p>One way 