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Tutorials & Guides

Zero-Downtime Database Migration: A Survival Guide for Norwegian DevOps

Database migrations shouldn't require a maintenance window. Learn the replication-based strategy for moving live production data with minimal latency, featuring strict GDPR compliance and NIX connectivity contexts.

Secure Your Data: Building a Bulletproof OpenVPN Gateway on Ubuntu 12.04

Stop trusting public Wi-Fi. In this guide, we deploy a hardened OpenVPN server on Ubuntu 12.04 LTS, configuring 2048-bit encryption, iptables masquerading, and split tunneling for maximum security and performance.

The Paranoia Protocol: Automating Linux Server Backups Before Disaster Strikes

Manual backups are a lie we tell ourselves. In this guide, we engineer a bulletproof, automated backup strategy using Bash, Rsync, and Cron on CentOS 6, ensuring your data adheres to Norwegian compliance standards.

Stop Guessing: Advanced Log Analysis with AWStats on CentOS 6

Client-side tracking misses the full picture. Learn how to deploy AWStats for server-side analytics that reveal bots, hotlinking, and bandwidth theft, optimized for SSD-backed VPS environments in Norway.

Stop Guessing: Advanced Server Log Forensics with AWStats on Linux

Logs don't lie, but they can be impossible to read. Learn how to deploy AWStats on CentOS and Ubuntu to visualize traffic patterns, spot botnets, and optimize I/O usage without killing your disk performance.

Secure Your Traffic: Deploying OpenVPN on Ubuntu 12.04 LTS

Public WiFi is a security minefield. Learn how to deploy a hardened OpenVPN server on Ubuntu 12.04 with 2048-bit encryption, iptables masquerading, and optimized routing for Nordic low-latency connections.

Stop Trusting JavaScript: Deep Server Log Forensics with AWStats on CentOS 6

Client-side trackers miss 10% of your traffic. Server logs miss nothing. Learn how to configure AWStats for granular, legally compliant traffic analysis on high-performance infrastructure.

Hardening OpenVPN on CentOS 6: A Survival Guide for the Paranoid Sysadmin

Public Wi-Fi is a security minefield. Stop relying on third-party VPN providers that log your traffic. Here is a battle-tested guide to deploying a military-grade OpenVPN server on a Norwegian VPS using CentOS 6 and 2048-bit encryption.

Stop Trusting Javascript: High-Performance Server Log Analysis with AWStats

Client-side trackers miss 20% of your traffic. Learn how to deploy AWStats on Ubuntu 12.04 to capture the raw truth of your server's performance, compliant with Norwegian data laws.

Stop Landing in Spam: The Battle-Hardened Postfix Configuration Guide (2012 Edition)

Tired of your transactional emails disappearing into the void? We strip away the mystery of mail servers. Here is the definitive guide to configuring a bulletproof Postfix setup on Debian Squeeze, ensuring high deliverability and low latency for Norwegian infrastructure.

Paranoia is a Virtue: Building a Bulletproof OpenVPN Gateway on CentOS 6 in Norway

Public Wi-Fi is a minefield and US-hosted VPNs are a privacy nightmare. Learn how to deploy a hardened OpenVPN server on a Norwegian VPS to secure your traffic under strict Datatilsynet standards.

Build a Bulletproof Private Git Server with CentOS 6 and Gitolite

Stop relying on external US-hosted repositories. Learn how to deploy a secure, high-performance Git server in Norway using CentOS 6 and Gitolite, ensuring compliance with Datatilsynet and the Personal Data Act.

Stop Flying Blind: Mastering Server Log Analysis with AWStats on CentOS 6

Raw access logs are useless if you can't read them. Learn how to deploy AWStats for granular traffic insight, configure proper rotation to satisfy Datatilsynet, and keep your I/O overhead low on high-performance infrastructure.

The Ironclad Mail Server: Postfix Configuration Guide for RHEL/CentOS 6

Stop relying on shared hosting relays. Learn how to configure a battle-hardened Postfix server on CentOS 6, secure your reputation with SPF, and ensure low-latency delivery across the Nordics.

Bulletproof Postfix: Building an Enterprise Mail Gateway on CentOS 6

Stop trusting shared IPs with your business communications. A battle-hardened guide to configuring Postfix for maximum deliverability, speed, and security on a dedicated VPS environment.

Building a Bulletproof Email Gateway with Postfix on CentOS 6

Stop letting shared hosting blacklists kill your deliverability. This guide covers the architectural necessities of a robust Postfix deployment, from rDNS configuration to RBL implementation, ensuring your emails actually reach the inbox.

Stop Guessing: Precision Server Log Analysis with AWStats on Linux

Client-side tracking misses 20% of your traffic. Learn how to configure AWStats for granular server-side analytics, optimize I/O performance for log parsing, and keep your data compliant with Norwegian privacy laws.

Build Your Own Secure Tunnel: A Hardened OpenVPN Guide for 2011

Tired of sniffing risks like Firesheep on public networks? Learn how to deploy a rock-solid OpenVPN server on a Norwegian VPS. We cover iptables, routing, and 2048-bit encryption.

Tunneling Through the Noise: A Hardened OpenVPN Setup on Debian Squeeze

Public WiFi is compromised. PPTP is dead. Learn how to deploy a battle-ready OpenVPN server with 2048-bit encryption on a Norwegian VPS to bypass surveillance and secure your traffic.

Hardened Postfix Configuration: Building a Bulletproof Mail Server in 2011

Stop losing business emails to spam filters. A battle-hardened guide to configuring Postfix, implementing SPF, and optimizing Maildir I/O on CentOS 5/6 for Norwegian infrastructure.

Fortify Your Traffic: Deploying OpenVPN on Ubuntu 10.04 LTS in the Norwegian Cloud

Don't gamble with public Wi-Fi security. This guide details the exact steps to build a hardened OpenVPN gateway on a KVM-based VPS, ensuring low latency via NIX and bypassing common OpenVZ limitations.

Stop Leaking IP to the US: A Guide to Self-Hosted Git on Norwegian VPS

Subversion is dead. Move your development team to a private, high-performance Git server hosted in Norway. We cover the setup on Ubuntu 10.04 LTS and why latency matters for commit speed.

Escaping SVN Hell: Building a Private Git Server with Gitolite on Ubuntu 10.04

Stop relying on fragile centralized version control or public third-party hosts. Learn how to deploy a rock-solid, private Git server using Gitolite on Ubuntu 10.04 LTS, ensuring data sovereignty under Norwegian law.

Automated Backups: Why Your Manual Shell Scripts Will Eventually Fail You

RAID is not a backup. Stop relying on luck and manual tarballs. Here is the battle-hardened guide to automating disaster recovery on Linux systems using rsync, encryption, and offsite storage in compliance with Norwegian data laws.

Building a Bulletproof OpenVPN Gateway on CentOS 5: A Sysadmin’s Guide

Stop trusting public Wi-Fi. This guide covers a production-ready OpenVPN deployment on CentOS 5, tackling iptables routing, certificate generation, and the critical TUN/TAP driver requirements often missing in cheap hosting.

Kill SVN: Building a Bulletproof Private Git Server with Gitolite on Ubuntu 10.04

Stop suffering with Subversion merge conflicts. Learn how to deploy a secure, high-performance private Git server using Gitolite and SSH on a CoolVDS instance. A complete 2010 guide for Norwegian development teams requiring data sovereignty.

The Fortress in the Fjord: Hardening Remote Access with OpenVPN on Linux

Public WiFi is a security minefield. Learn how to deploy a military-grade OpenVPN tunnel on a Norwegian VPS to secure your data against sniffers while keeping latency practically non-existent.

Sleep Soundly: The Sysadmin’s Guide to Automated Backups & Disaster Recovery

Manual backups are a recipe for disaster. Learn how to implement the 3-2-1 rule using rsync, Cron, and MySQL automation on your Linux VPS while adhering to Norwegian data retention standards.

Stop Grepping Blindly: The Sysadmin’s Guide to AWStats & Log Intelligence

Raw logs don't tell stories; they hide problems. Learn how to deploy AWStats for granular traffic analysis on CentOS/Debian, optimize Perl execution for high-load servers, and ensure compliance with Norwegian data laws.

Bulletproof Postfix: The 2010 Guide to Hardened Email Hosting in Norway

Stop your mail server from becoming a spam relay. A battle-hardened guide to Postfix configuration, RBLs, and optimizing I/O for heavy mail queues on Linux.