https://engineeringblog.yelp.com/2019/11/open-source-clusterman.html
https://blog.alexellis.io/raspberry-pi-homelab-with-k3sup/
https://blog.cedriccharly.com/post/20191109-the-configuration-complexity-curse/
apache pulsar, pulsar.apache.org
https://blog.alexellis.io/raspberry-pi-homelab-with-k3sup/