tart in any reasonable length of time.</p><h3 id=sidecar-dependency-in-istio>Sidecar dependency in Istio</h3><p>Istio itself is affected by a version of the dependency ordering problem. Since connections into and out of a service running under Istio are redirected through its sidecar proxy, an implicit dependency is created between the application service and its sidecar. Unless the sidecar is fully operational, all requests from and to the service get dropped.</p><h2 id=dependency-ordering-with-appswitch>D