Eight+ nodes, 16GB each, racked: a legit CI/CD + k3s fleet.
| Pick | Band | |
|---|---|---|
| Nodes | 8x Pi 5 16GB | ~$1,000 |
| Storage | NVMe per node + shared NFS head | ~$500 |
| Rack | 3D-printed or stock rack case + fans | ~$150 |
| K8s | k3s HA (3 control-plane) + MetalLB + Traefik | — |
| Monitoring | Prometheus + Grafana on the cluster itself | — |
Prices are indicative bands as of Oct 2026 — confirm current prices when buying.
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Last reviewed 2026-10-02 · NinjaOps SEO grid · DevOps blog