resolved within the pod by Istio. The
bigger the footprint of mesh on a cluster, the lesser the load on your
DNS servers. Implementing our own DNS proxy in the Istio agent has
allowed us to implement cool optimizations such as <a href=https://coredns.io/plugins/autopath/>CoreDNS
auto-path</a> without the
correctness issues that CoreDNS currently faces.</p><p>To understand the impact of this optimization, lets take a simple DNS
lookup scenario, in a standard Kubernetes cluster without any custom
DNS setup fo