# Operations

> Keep the cluster secure, healthy, and maintainable after deployment.

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LLMS index: [llms.txt](/kubeclaw/llms.txt)

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Day-two procedures for scaling, maintenance, troubleshooting, and security.

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Section pages:

- [Scale Up/Down](/kubeclaw/docs/operations/scale-up-down/): Add or remove control and worker nodes at the infrastructure and Kubernetes levels.
- [SSH Key Rotation](/kubeclaw/docs/operations/ssh-key-rotation/): Rotate auto-generated or custom SSH keys without losing access.
- [Kubernetes Maintenance](/kubeclaw/docs/operations/kubernetes-maintenance/): Upgrade the control plane and workers, back up volumes, and inspect cluster state.
- [Security](/kubeclaw/docs/operations/security/): What the setup protects against, what to monitor, and the exact SSH hardening applied.
- [Password Management](/kubeclaw/docs/operations/password-management/): Which credentials exist, where they live, and how to keep terraform.tfvars safe.
- [Troubleshooting](/kubeclaw/docs/operations/troubleshooting/): Fixes for common infrastructure, tunnel, Ansible, and Kubernetes failures.