Infrastructure, Kubernetes, Go, Rust, CI/CD, networking, and security—field notes and write-ups.https://hermesrodriguez.com/https://dev.to/hrodrig/groot-10-one-stable-archive-for-kubernetes-incidents-h9khttps://dev.to/hrodrig/groot-10-one-stable-archive-for-kubernetes-incidents-h9kFollow-up to: GROOT: One archive for cluster diagnostics Repository:...Sat, 04 Jul 2026 12:21:11 GMThttps://hermesrodriguez.com/blog/groot-10-stable-kubernetes-incident-archives/https://hermesrodriguez.com/blog/groot-10-stable-kubernetes-incident-archives/A short note on hermesrodriguez.com: GROOT v1.0.0 freezes config and archive contracts. Full write-up on dev.to.Sat, 04 Jul 2026 00:00:00 GMThttps://dev.to/hrodrig/groot-one-archive-for-cluster-diagnostics-2d76https://dev.to/hrodrig/groot-one-archive-for-cluster-diagnostics-2d76If you have ever SSH’d into three terminals during an incident, copy-pasting kubectl get, kubectl...Sun, 03 May 2026 03:02:43 GMThttps://dev.to/hrodrig/beyond-power-on-hours-auditing-new-sas-drives-on-proxmox-hpe-gen9-hba-2gd8https://dev.to/hrodrig/beyond-power-on-hours-auditing-new-sas-drives-on-proxmox-hpe-gen9-hba-2gd8Publication note (anonymization): Shell prompts, drive serials, LU WWNs, and wall-clock timestamps...Fri, 01 May 2026 02:45:00 GMThttps://dev.to/hrodrig/21-toks-gemma-4-on-a-ryzen-mini-pc-llamacpp-vulkan-and-the-messy-truth-about-local-chat-m82https://dev.to/hrodrig/21-toks-gemma-4-on-a-ryzen-mini-pc-llamacpp-vulkan-and-the-messy-truth-about-local-chat-m82Hands-on guide based on a real setup: Ubuntu 24.04 LTS, AMD Radeon 760M (Ryzen iGPU), lots of RAM...Fri, 10 Apr 2026 12:46:26 GMThttps://medium.com/@hejeroaz/gghstats-selfhosted-manifests-that-feel-like-production-a87ac50d75cahttps://medium.com/@hejeroaz/gghstats-selfhosted-manifests-that-feel-like-production-a87ac50d75caWhere the runbooks live: Docker Compose (minimal, Traefik, observability), Helm, and plain Kubernetes YAML — separate from the app repo so you can pin images, keep secrets out of git, and diff infrastructure changes cleanly.Fri, 03 Apr 2026 21:00:00 GMThttps://dev.to/hrodrig/gghstats-selfhosted-production-shaped-manifests-for-gghstats-56j9https://dev.to/hrodrig/gghstats-selfhosted-production-shaped-manifests-for-gghstats-56j9You already read gghstats: Keep GitHub traffic past 14 days — gghstats is the small Go service that...Fri, 03 Apr 2026 15:43:55 GMThttps://hermesrodriguez.com/blog/when-the-sha256-tag-is-not-your-container-image/https://hermesrodriguez.com/blog/when-the-sha256-tag-is-not-your-container-image/Registry UIs love showing digest-looking tags. Sometimes they refer to supply-chain artifacts, not the runnable image you meant.Wed, 01 Apr 2026 00:00:00 GMThttps://medium.com/@hejeroaz/the-14-day-cliff-why-i-self-host-github-traffic-065e75c33cd4https://medium.com/@hejeroaz/the-14-day-cliff-why-i-self-host-github-traffic-065e75c33cd4GitHub's Traffic tab is great for recent activity, but not for long-term trends. This post explains why I built gghstats to keep history beyond the 14-day window.Tue, 31 Mar 2026 12:00:00 GMThttps://dev.to/hrodrig/gghstats-keep-github-traffic-past-14-days-3ckghttps://dev.to/hrodrig/gghstats-keep-github-traffic-past-14-days-3ckgWe've all been there. You ship an open-source project, a tiny CLI, or a docs site. You watch Insights...Sun, 29 Mar 2026 04:41:28 GMThttps://dev.to/hrodrig/pgwd-in-production-from-alerts-to-runbook-2k42https://dev.to/hrodrig/pgwd-in-production-from-alerts-to-runbook-2k42This is a production-focused follow-up to my original post: pgwd: A Watchdog for Your PostgreSQL...Thu, 26 Mar 2026 13:16:50 GMThttps://dev.to/hrodrig/pgwd-a-watchdog-for-your-postgresql-connections-1pjghttps://dev.to/hrodrig/pgwd-a-watchdog-for-your-postgresql-connections-1pjgStop guessing when your database is about to run out of connections. You’ve seen it...Mon, 02 Mar 2026 03:37:45 GMT