Source: https://medium.engineering/kubernetes-infrastructure-at-medium-d9e2444932ef
Why?
- Not reinvent the wheel
- scaling
- bin-packing
- self-healing
- rollout
- rollbacks
How?
- production infrastructure is spread across four AZs in four unique k8s clusters.
- the ability to ship traffic across AZs when needed via some in-house tooling.
- Gradual rollout of infrastructure changes across production
- choose Istio as the service mesh.\