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Posts in: Homelab

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© 2026 ben ralton — built with next + payload · privacy

My shared Postgres cluster went 133 days without a single metric being scraped
Oct 14, 20265 min read
Prometheus never scraped the shared CNPG Postgres cluster in my homelab, from the day it was deployed until I went looking for its metrics 133 days later. The chart-default podMonitorSelector excluded it, and the selector was only the first of four things in the way.
Homelab
What runs in my homelab, and why it's Kubernetes
Oct 6, 20264 min read
A four-node K3s cluster built from a 2014 Mac Mini, two Raspberry Pis and a NAS. It didn't need to be Kubernetes. I picked it because it was the one thing I didn't understand.
Homelab