I love that there is now a way to do Configuration as Code for Jenkins, but I hit a number of issues with escaping while trying to import Jobs. Come see what I tried and what did (and did not) work. This includes Ansible, but most of the problems encountered are related to Jenkins processing.

How I took an ESP32 powered matrix display, Toggl Track, and Home Assistant to create an ‘on-call’ light for my door

After a firewall change our remote EJB3 calls started hanging mysteriously. The root cause? Silent TCP connection drops. To fix this we needed to enable and tune TCP keepalives at both the OS and Payara levels.

Avoid issues with missing Python dependencies like passlib by generating Traefik user files in Ansible using templating and password_hash. This lightweight alternative works seamlessly in restricted environments like TrueNAS.

Can integrated GPUs accelerate local LLMs? I explored running self-hosted models like Ollama with ROCm on an AMD 5600G-based homelab, but ran into kernel and memory allocation limitations. Here’s what I found and where things stand today.