Self-Hosting

How to run your own servers, Docker stacks, and self-hosted services without losing weekends to config files.

Write your own Linux kernel scheduler in eBPF with sched_ext

sched_ext lets you write custom Linux CPU schedulers in eBPF and hot-swap them at runtime. Enable SCX, try scx_lavd or scx_rustland, or roll your own.

Systemd services from scratch: write, enable, and debug custom unit files

Write production systemd .service unit files: anatomy, security hardening, timers as a cron replacement, template units, and journalctl debugging.

COSMIC Desktop 1.0: one month of daily driving System76's Rust DE

COSMIC Desktop 1.0 hands-on after a month on Pop!_OS. Covers the Rust stack, tiling window manager, app ecosystem, and benchmarks vs GNOME and KDE.

$A desktop compute box on a workbench linked to a home outweighs a stack of monthly cloud-bill coins on a balance scale$

n8n and Ollama local AI: $0/month, honest hardware math

Run private n8n and Ollama AI automations at home for $0/month in software, with real hardware costs, the num_ctx 8192 fix, and a worked example.

Three Docker management tools shown as a multi-server console, an industrial control panel, and a small single-host unit on a workbench

Komodo vs Portainer vs Dockge for your 2026 homelab

Komodo vs Portainer vs Dockge in October 2026: Swarm in Komodo v2, Portainer licensing after 3.0, Dockhand and Arcane, and a step-by-step migration guide.

Three differently sized water reservoirs piping into a single server rack, illustrating SQLite, MariaDB, and PostgreSQL scaling ceilings.

Self-hosted databases in 2026: Postgres vs SQLite vs MariaDB

Self-hosted databases in 2026 by migration ceiling: SQLite to ~10 GB single writer, Postgres 18 as the safe default, MariaDB 12.3 for MySQL shops.