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Jürgen Breitenbaumer

Cloud Engineering, Cloud Governance and Cloud Security Blog

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Latest posts

Fix the Noise, Find the Signal: Dynatrace Alert Fatigue That Exposed a Failing Drive

I started by trying to reduce Dynatrace problem noise in my homelab. I ended up discovering a failing disk with 11 bad sectors hiding beneath the SNMP flood, then automating the remediation before the data was gone.

The $150 Prompt That Made Me Build My Own AI Hub

What I built instead of paying $150 for a Claude prompt kit: a self-hosted MCP server wired into my real inbox, calendar, tasks and bookmarks.

My €1/month DIY Dynamic DNS — always up, no maintenance

How I replaced expensive Dynamic DNS services with a simple Azure Function that has run flawlessly for 5 years at just €1/month, with zero maintenance required.

Self-hosted ChatGPT: LiteLLM, OpenWebUI, Perplexica with frontier model engine

A walkthrough of my self-hosted AI stack running on Proxmox: OpenWebUI, LiteLLM, Perplexica, SearXNG with Azure AI Foundry and Mistral as cloud backends.

Hello World

A personal note about this blog.