IT & Infrastructure
Rocking JA
I work in IT and infrastructure: building, securing and quietly maintaining the systems people depend on. This is my personal site, where I write up home lab projects and keep notes on what I learn along the way.
Infrastructure that stays boring
Hypervisors, networks, storage and the glue between them. My goal is always the same: systems that are documented, monitored and easy to recover.
More about me →A place to break things safely
My lab is where I try new ideas before trusting them: virtualization clusters, segmented networks, self-hosted services and zero-trust remote access.
Browse projects →Written down so I don’t forget
Short, practical write-ups on things like backup retention, DNS caching surprises and running containers without root.
Latest notes →Recent notes
All notes →Cloudflare Access without exposing ports
How to reach self-hosted web apps from anywhere using Cloudflare Tunnel and Access, with no inbound ports and identity checks in front of every request.
Rootless Podman with Quadlet: the one tip that matters
Run containers as an ordinary user with Podman Quadlet and systemd, and why enabling lingering is the step everyone forgets.
Proxmox backup retention that won’t surprise you
A practical approach to keep-last, daily, weekly and monthly retention on Proxmox Backup Server, plus garbage collection, verification and restore testing.