k3s · Prometheus · Grafana

The homelab, live

Live metrics from the k3s homelab that runs everything on this site. A cron job exports the Minecraft server's Prometheus stats every 10 minutes; this page reads that export.

Checking live feed…

updated —

Minecraft server health

Server detail

Server

Name
—
Version
—
RCON latency
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Discord alerts today
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Recent changes

From the server's change feed.

    Monitoring bill

    Static figures from the MeshWatch case study — not live.

    $5.12/month

    • 60% less than the ~$12.80/mo serverless baseline
    • $92.16 saved per year
    • 99.8% uptime on a single k3s node

    How the 60% cut happened →

    What runs this page

    • k3s + Istio

      Single-node Kubernetes with mTLS between every pod.

    • Prometheus + Grafana

      Scrapes the Minecraft server's JMX metrics — the numbers above come from this pipeline.

    • Loki + Tempo

      Log aggregation and distributed traces for the same cluster.

    • Cloudflare Pages

      Hosts this site; the stats JSON this page reads is refreshed every 10 minutes.

    Full detail in the Minecraft monitoring and monitoring stack case studies.