Scale Up/Down
Add or remove control and worker nodes at the infrastructure and Kubernetes levels.
Day-two procedures for scaling, maintenance, troubleshooting, and security.
Add or remove control and worker nodes at the infrastructure and Kubernetes levels.
Rotate auto-generated or custom SSH keys without losing access.
Upgrade the control plane and workers, back up volumes, and inspect cluster state.
What the setup protects against, what to monitor, and the exact SSH hardening applied.
Which credentials exist, where they live, and how to keep terraform.tfvars safe.
Fixes for common infrastructure, tunnel, Ansible, and Kubernetes failures.