Field Notes / Category

AI & Automation

Practical agents, MCP tools, routines, monitoring, and safe automation for self-hosted systems.

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4 articles
A compact workstation on a timber desk beside a closed notebook and ceramic mug, lit by a window and one violet power light.EXPLAINER
AI & Automation

Ollama Memory Has Three Budgets, Not One

A model download is not a memory budget. Understand loaded models, context length, and parallel requests before sizing local AI for a shared home server.

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A compact home-server cabinet on a shelf in a dark room beside a window and plant, with restrained violet details.TUTORIAL
AI & Automation

Keep Ollama’s API Inside a Docker Network

Run Ollama without publishing port 11434, prove an approved Docker client works, and confirm an unrelated container cannot resolve the service.

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Diagram showing a protected host secret file mounted into database and application services but denied to an unrelated worker.SECURITY
AI & Automation

Move Docker Passwords Out of Environment Variables with Compose Secrets

Move one Docker Compose password into a file-backed secret, limit service access, test allowed and denied paths, and keep a safe rollback.

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A private AI server accepts a violet local route while an external route stops at a glowing network boundary.SECURITY
AI & Automation

Run a Private Ollama API with Docker and Prove It Is Not Public

Deploy a pinned Ollama container with host-only and container-only access, then prove that LAN and internet paths stay closed.

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