Notes from my own infrastructure: what breaks, how I find out, and what I learned from failures nobody spotted in time.
A workshop on Prometheus alerting rules: why they woke me for nothing, how that stopped — and why the most expensive failure was the one nobody heard about for nine days.
Patterns from twelve background processes: what happens when a step fails, how to avoid burying yourself in notifications, and what is better left to a person.
A year running a language model on my own hardware, with no graphics card and no API bills. On what such a model genuinely carries, where it gives up — and why the choice of model mattered less than everything built around it.
I added image uploads, Polish voice dictation, and Tesseract OCR to my self-hosted family app. Everything runs locally, no external APIs.