Field Notes

Notes on the quiet work

A loose collection of things I tinker with when nobody is watching: servers in small boxes, cameras with old glass, and the slow art of making systems that stay up.

Moving a backup target off a single disk

After the second scare in a month I finally stopped treating one USB drive as a “backup strategy”. The new layout splits media from configs, keeps a cold copy offline, and runs a verify pass every Sunday morning.

The router that refused to reboot

Everything pointed at a bad power supply; it was actually a dying flash chip and a watchdog loop. A short write-up on how I narrowed it down without a serial console.