Depends on what you mean by hard. Bootstrapping a K8s control plane? Not so much, kubeadm does all the heavylifting for you. Keeping your install recent, etcd p

Depends on what you mean by hard. Bootstrapping a K8s control plane? Not so much, kubeadm does all the heavylifting for you. Keeping your install recent, etcd performant and backed up, maintaining and scaling underlying filesystems etc. is still a full-time job for production usage imho. Essentially you'll find yourself operating a number of distributed systems below your application stack.