Databases
MariaDB High Availability Cluster: Galera, HAProxy, Keepalived
A three node MariaDB Galera cluster behind an HAProxy pair and a Keepalived virtual IP survives a power-killed database node with a…
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AI Setup and Customize OpenCode – The Open Source AI Coding Agent
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Arch Linux Install Arch Linux the Easy Way with archinstall
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Virtualization Install KVM and Virt-Manager on Arch Linux
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Linux Ubuntu 26.04 LTS (Resolute Raccoon): New Features, Changes, and What to Know
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Ubuntu Install Ubuntu 26.04 LTS (Resolute Raccoon) – Step by Step with Screenshots
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Ansible Mastery
27-part series
- 1Ansible Automation Guide: From Basics to Production
- 2Install and Configure Ansible on RHEL and Debian Based Linux
- 3Ansible Ad-Hoc Commands: Quick Tasks Without Playbooks
- +24 more parts
Fedora
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Fedora 44 Workstation
20-part series
- 1Install Fedora 44 Linux Step-by-Step with Screenshots
- 2Install Flatpak and Flathub Apps on Fedora 44 / 43 / 42
- 3Configure GNOME Tweaks and Extensions on Fedora 44
- +17 more parts
Databases
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Qdrant Mastery
14-part series
- 1Qdrant Vector Database: Setup, Search, and Production Use
- 2Install Qdrant on Ubuntu 26.04 / 24.04 / 22.04
- 3Install Qdrant on Rocky Linux 10 / AlmaLinux 10
- +11 more parts
Ubuntu 26.04
Ubuntu 26.04 Web Stack
14-part series
- 1Install LAMP Stack on Ubuntu 26.04 LTS (Apache, MariaDB, PHP)
- 2Install LEMP Stack on Ubuntu 26.04 LTS (Nginx, MariaDB, PHP 8.5)
- 3Install MariaDB on Ubuntu 26.04 LTS
- +11 more parts
Ubuntu 26.04
Ubuntu 26.04 DevOps & Container Tools
13-part series
- 1Install Docker Compose on Ubuntu 26.04 LTS
- 2Install Podman on Ubuntu 26.04 LTS (Docker Alternative)
- 3Install Ansible on Ubuntu 26.04 LTS
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Identity & Access
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FreeIPA Identity Management
12-part series
- 1Install FreeIPA Server on Rocky Linux 10 / AlmaLinux 10 / RHEL 10
- 2How To Configure FreeIPA Replication on Rocky Linux / AlmaLinux 10 and 9
- 3Run FreeIPA Server in Docker or Podman Containers
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Ubuntu 26.04
Ubuntu 26.04 Security & Hardening
12-part series
- 1How To Install WireGuard VPN on Ubuntu 26.04 LTS
- 2How To Configure UFW Firewall on Ubuntu 26.04 LTS
- 3How To Harden Ubuntu 26.04 LTS Server (Complete Security Guide)
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Google Cloud
GCP Certificate, DNS & Traffic Consolidation
11-part series
- 1Audit GCP Certificate Sprawl on Per-Service ManagedCertificate
- 2Configure Cloud DNS DNSSEC and CAA on GCP (Terraform)
- 3Issue GCP Wildcard Certs with DNS Authorization (Terraform)
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Storage
171 articles- ZFS RAID Levels on Proxmox VE: Stripe, Mirror, RAIDZ1/2/3
- Build a 3-Node Hyperconverged Ceph Cluster on Proxmox VE
- Proxmox VE Storage Backends Compared: LVM, ZFS, Ceph, NFS, iSCSI
- Install Filestash: Self-Hosted File Manager for Any Storage
Rocky Linux
345 articles- Install Valkey on Rocky Linux 10 / AlmaLinux 10
- Install Qdrant on Rocky Linux 10 / AlmaLinux 10
- Install DSpace 9 on Rocky Linux 10 / AlmaLinux 10
- Set Up FreeIPA Server and Enroll Linux Clients on Rocky Linux 10
Web Hosting
182 articles- FileBrowser Quantum: OIDC, LDAP and Multi-Source File Manager
- FileBrowser CLI Cheat Sheet: Commands, Config and Examples
- Install FileBrowser: Self-Hosted Web File Manager on Linux
- Why Your E-commerce Store Needs a Custom Design (Not Just a Template)
Networking
195 articles- Build FreeRADIUS From Source on RHEL, Ubuntu, and Debian
- How To Install GNS3 on Fedora 44/43/42
- Install UniFi OS Server on Ubuntu 24.04 LTS
- Setup HAProxy and Keepalived HA Cluster on Rocky Linux 10
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