https://stripe.com/blog/operating-kubernetes
https://cloudplatform.googleblog.com/2018/05/Kubernetes-best-practices-Setting-up-health-checks-with-readiness-and-liveness-probes.html
https://medium.com/@adriaandejonge/moving-from-docker-to-rkt-310dc9aec938
https://coreos.com/rkt/docs/latest/rkt-vs-other-projects.html#rkt-vs-docker
https://hackernoon.com/docker-containerd-standalone-runtimes-heres-what-you-should-know-b834ef155426?gi=3c7edac0b22d
