linkerd contains some advanced features, that are not easily solvable with DNS. By sending specific headers (and having your application forward them) one can

linkerd contains some advanced features, that are not easily solvable with DNS. By sending specific headers (and having your application forward them) one can have per request routing[1] and/or tracing[2]. [1] https://blog.buoyant.io/2016/11/04/a-service-mesh-for-kubernetes-part-iv-continuous-deployment-via-traffic-shifting/ https://blog.buoyant.io/2016/11/04/a-service-mesh-for-kubern... [2] https://blog.buoyant.io/2017/03/14/a-service-mesh-for-kubernetes-part-vii-distributed-tracing-made-easy/ https://blog.buoyant.io/2017/03/14/a-service-mesh-for-kubern...