Nine Copies of Every Write

Sep 9, 2026 | Case Studies, Cloud & Infrastructure, Process

I run a five-node Proxmox cluster with hyperconverged Ceph and a three-node Kubernetes control plane on top of it. It has been up for over a year. Nothing crashes, deployments roll, pods schedule. It was just slow, in a way I could never quite point at. A kubectl...

Two Cards, One Model, and the Ethernet Between Them

Aug 23, 2026 | Agents & AI, Cloud & Infrastructure

I run a small fleet of self-hosted AI agents — they live in Slack, one per job, all of them on a homelab Kubernetes cluster spread across a few Proxmox servers. Their local brain is a pair of Tesla T40s: 24 GB datacenter GPUs, one in each of two physical servers,...

The Felt Experience of a Well-Tuned Network

May 4, 2026 | Cloud & Infrastructure, Process

Most networks are utilities. A few are tools. The difference is whether you can feel the friction every time information passes through. You spend eight hours a day inside your network. More, if you work with cloud services, remote collaborators, streaming media, or...

Research Lab Infrastructure Modernization

Jul 13, 2025 | Case Studies, Cloud & Infrastructure

Executive Summary Faced with 10‑year‑old Ivy Bridge servers, fragmented GPUs, and mounting energy bills, the lab launched a six‑month modernization from January to June 2025. The goals were to: Cut idle power and HVAC costs Consolidate scattered compute and GPU...