kubernetes.io
Author: Andrei Kvapil (WEDOS) When you own two data centers, thousands of physical servers, virtual machines and hosting for hundreds of thousands sites, Kubernetes can actually simplify the management of all these things. As practice has shown, by using Kubernetes, you can declaratively describe and manage not only applications, but also the infrastructure itself.
https://kubernetes.io/blog/2021/12/22/kubernetes-in-kubernetes-and-pxe-bootable-server-farm/