#external_snat

Kubernetes Upgrade Failure Story: How a CNI config caused havoc in our Redis Infrastructure.

In one of my organizations, most of our Redis infrastructure runs on Kubernetes. if you know about the Redis cluster, you can connect to shards using the IP of the machines. Since we are running Redis in statefulsets, we have exposed the IPs of the pods inside our infrastructure. Kubernetes cluster is EKS and the pod IPs are reachable with the help of the external SNAT setting that EKS provides.…