Kubernetes
Some useful links to explain the concepts of Kubenetes
Concepts
Official Documentation
Configuration
Tuning & Hardening
Troubleshooting
https://stackoverflow.com/questions/54821044/how-to-stop-pause-a-pod-in-kubernetes/54822866#54822866
https://stackoverflow.com/questions/35453792/pods-stuck-in-terminating-status/38178833#38178833