Grafana on Bill's Bloghttps://billalrehmani.pages.dev/tags/grafana/Recent content in Grafana on Bill's BlogBill's Bloghttps://billalrehmani.pages.dev/images/eft-bg.jpghttps://billalrehmani.pages.dev/images/eft-bg.jpgHugoen-AUSat, 11 Jul 2026 22:30:00 +1000Self-Hosted WireGuard Through a Nested Firewall — and the Four-Layer Debug to Make It Workhttps://billalrehmani.pages.dev/posts/wireguard-pfsense-nested-firewall/Sat, 11 Jul 2026 22:30:00 +1000https://billalrehmani.pages.dev/posts/wireguard-pfsense-nested-firewall/I already run Tailscale, but I wanted to build a VPN into my lab from scratch — raw WireGuard on pfSense, reaching it from my phone on mobile data. Getting the tunnel up was the easy part. Then came four separate silent failures, each producing the identical 'won't load' symptom for a completely different reason, at a completely different layer.Building a Prometheus and Grafana Observability Stack for My Home Labhttps://billalrehmani.pages.dev/posts/prometheus-grafana-observability-stack/Mon, 06 Jul 2026 21:26:00 +1000https://billalrehmani.pages.dev/posts/prometheus-grafana-observability-stack/The dashboard layer under the LaMetric glance: Prometheus scraping my Debian VM and pfSense firewall, Grafana turning it into real graphs with history — all on one isolated VM, bound to localhost, reusing the SNMP work from the last project.