gRPC Name Resolution & Load Balancing on Kubernetes: Everything you need to know (and probably a bit more)

Lately, we’ve faced a peculiar problem in our company. To give you a bit of context, we maintain a fleet of hundreds of micro-services in various languages, mostly Python and Go, mainly communicating via gRPC on top of a couple of self hosted Kubernetes clusters.

The problem became apparent while we were trying to do zero downtime rolling updates. With a pretty basic Kubernetes deployment configuration like the one below (and to be honest, a little more care! Read here …

context everything go grpc kubernetes languages micro python services via