Linux

This guide details how to install the Qdrant vector database on an Oracle Cloud Infrastructure (OCI) ARM Ampere VM running Ubuntu 24.04. We’ll use Docker Compose for easy management, Caddy as a secure reverse proxy with automatic SSL, and store Qdrant’s data on a persistent OCI Block Volume. We’ll also...

Restoring a virtual machine instance from a custom image or backup in Oracle Cloud Infrastructure (OCI) should be straightforward. You click a few buttons, and presto, your server is back, right? Well, as many of us discover, the reality can involve frustrating SSH timeouts, cryptic known_hosts errors, and even the dreaded “Emergency Mode.” I...

Self-hosting Large Language Models (LLMs) is becoming increasingly accessible, offering benefits like privacy, cost savings, and customization. Ollama makes it incredibly simple to run open-source models like Llama 3, Phi-3, Mistral, and more, right on your own hardware. This guide walks you through installing Ollama on an Oracle Cloud ARM...

Workflow automation tools are incredibly powerful, and n8n is a fantastic open-source, self-hostable option. It allows you to connect various apps and services to automate tasks visually. This guide walks through installing n8n on its own subdomain (e.g., https://n8n.yourdomain.com) using Docker Compose. We’ll leverage an existing Caddy reverse proxy (running directly on the...

Introduction: This guide explains how to add a new block storage volume (like an additional hard drive or a cloud-provided block storage device) to an Ubuntu system, format it, and mount it permanently. We’ll cover the steps for modern Ubuntu systems that use systemd, including the crucial systemctl command. This process is...