Notes on code, games, and the stuff in between.
Proxmox VE vs VMware ESXi compared in 2026 — cost, features, clustering, backups — plus how to migrate ESXi VMs to Proxmox with the built-in import wizard.
Run a local LLM with Ollama on Linux — install, pull models, use the HTTP API from scripts, and analyze logs offline without sending data to a cloud provider.
Run Windows Server Core without the desktop — sconfig basics, PowerShell remoting, Windows Admin Center, adding roles, and the gotchas that catch GUI admins.
Install a CS2 dedicated server on Ubuntu/Debian with SteamCMD, get a GSLT, set the right ports and cvars, add Metamod/CounterStrikeSharp, and run it under systemd.
Stand up Prometheus, Grafana and node_exporter with Docker Compose — real scrape config, node metrics, a dashboard, and alert rules that actually fire.
Run Uptime Kuma in Docker for uptime monitoring — HTTP/TCP/ping checks, Telegram and Discord alerts, a public status page, and a reverse proxy with TLS.
Replace cron jobs with systemd timers — .timer + .service pairs, OnCalendar syntax, Persistent catch-up, journald logging, and when cron is still fine.
Keep a Hytale dedicated server alive — clean nightly world backups with tar + restic, a scheduled daily restart via systemd timer, and crash recovery.
Set up a Factorio headless dedicated server on Ubuntu/Debian — download the official tarball, server-settings.json, port 34197 UDP, mods, RCON and a systemd unit.
Install a Rust dedicated server on Ubuntu/Debian with SteamCMD, set the server.* cvars, open the right ports, add Oxide/uMod plugins, and run it under systemd.
Create and manage scheduled tasks on Windows from PowerShell — New-ScheduledTaskAction, triggers, run as SYSTEM, S4U logon, XML export, and the gotchas.
Build a redundant ZFS pool on Proxmox VE — mirror vs raidz, ashift, ARC cap, scrubs, and how to replace a dead disk without losing a VM.