df says full, du disagrees
A compactor filled its volume with deleted files that were still open. How to read the df/du gap before adding more …
Engineering field note↗
THALAMUS JOURNAL / BY KARÉN DANIELYAN
Ideas into
infrastructure.
Field notes from the space between code and production. Kubernetes, delivery systems, and the decisions that connect them.
BUILD. UNDERSTAND. ITERATE.SCROLL TO EXPLORE
01 / SELECTED NOTES
A closer look
under the hood.
Real configurations. Architectural choices.
Lessons worth keeping.
The 200 that nobody received
The gateway logged success while clients timed out. The missing piece was a node holding connection state on the …
Engineering field note↗
The apply is still mine
How I use Claude Code for infrastructure work while keeping deployment authority with a human, and where command …
Engineering field note↗
02 / FROM THE NOTEBOOK
Collected along the way.
New investigations alongside earlier field notes. Legacy tutorials keep their original dates and technical review notices.