If you’re running ZFS on a small VPS and have encountered compilation failures during system updates, you’re not alone. This tutorial covers a common issue that affects many system administrators managing ZFS on memory-constrained virtual private servers. The Problem During a routine system update on a Hetzner Cloud CAX11 VPS (2 vCPU, 4GB RAM) running…
If you’re a system administrator still managing LXD servers alongside newer Incus deployments, you may have recently encountered a frustrating error when trying to create new containers. This post will help you resolve the image repository access issue that emerged following Canonical’s reorganization of LXD resources. The Problem When attempting to launch a new container…
While Debian’s default repositories provide a stable version of Nginx, using the official Nginx repository ensures you have access to the latest features, security updates, and performance improvements as soon as they’re released. This guide walks you through installing and configuring Nginx directly from the official repository on Debian 12 (Bookworm), helping you maintain a…
Introduction System logs are crucial for debugging, monitoring, and understanding your Linux system’s behavior. However, unchecked journal growth can quickly consume valuable disk space, potentially impacting system performance and available storage. This guide provides a practical approach to managing systemd journal sizes across Debian and other systemd-based Linux distributions. Understanding Systemd Journals Systemd journals collect…
This guide provides detailed instructions for installing Debian 12 (Bookworm) on PC Engines ALIX system boards with comprehensive write protection mechanisms. While tested on the ALIX.2d13, these instructions should work for other ALIX models as well. Hardware Requirements Prerequisites Before starting the installation, ensure you have: 1. BIOS Configuration 2. Environment Setup First, set up…
In a previous article, we covered how to protect your Debian 12 server with nftables, where we configured a custom SSH port and locked down access to your server. As a follow-up, this guide will show you how to set up Fail2ban to add an additional layer of security by automatically banning IP addresses that…
In our previous tutorial, we set up ZFS on Debian 12 and created a dedicated ZFS pool named incus-zfs. Now, we’ll continue by installing Incus, a powerful system container manager, and configuring it to use our ZFS storage backend. Prerequisites Adding the Incus Repository First, let’s add the official Incus repository to our system. Installing…
This guide is part of a series on setting up an Incus host server on Hetzner Cloud. It follows the initial article where we covered repartitioning the existing disk to create a dedicated 30GB partition for ZFS. This tutorial will walk you through the process of installing and configuring ZFS on Debian 12, with specific…
This guide will walk you through the process of repartitioning a Hetzner cloud server to create an additional partition that can be formatted with a different file system (e.g., ZFS or BTRFS). We’ll use a CAX11 cloud server with Debian 12 as an example. Prerequisites Step 1: Boot into Rescue Mode Step 2: Analyze Current…
Configuring additional IPv6 addresses on Hetzner Cloud servers allows for enhanced resource management and scalability. This guide will provide step-by-step instructions on how to assign multiple IPv6 addresses, ensure they persist across reboots, and clarify optional configurations for subnet accessibility.Note: These instructions are specifically tailored for Debian-based systems that use the traditional /etc/network/interfaces method. If you are using…
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