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Server Administration Articles

Technical insights and best practices for Server Administration

Server Administration

Scaling Past the Breaking Point: High-Availability Load Balancing with HAProxy

Stop relying on a single Apache server. Learn how to deploy HAProxy 1.4 to distribute traffic, handle the 'Slashdot Effect', and keep your Norwegian infrastructure compliant and resilient.

The Truth About Virtualization: Why Xen Still Beats "Cloud" Hype in 2011

Stop letting noisy neighbors kill your database performance. We dissect why Xen paravirtualization is the only serious choice for stability, how to tune DomU for high loads, and why hosting in Norway matters for your I/O.

Stop Grepping Logs: Visualizing Traffic with AWStats on CentOS

Raw access logs are useless for trend analysis. Learn how to deploy AWStats on your VPS to track bandwidth, bots, and visitors without crashing your server during the parsing process.

Why KVM is the Only Serious Choice for Production Virtualization in 2011

Stop gambling with 'burstable' RAM and noisy neighbors. We break down why Kernel-based Virtual Machine (KVM) provides the isolation and raw I/O performance required for high-traffic Norwegian workloads.

Stop Using Apache for Everything: Nginx Reverse Proxy Tuning Guide (v1.0 Edition)

With the recent release of Nginx 1.0, the LAMP stack is evolving. Learn how to deploy Nginx as a high-performance reverse proxy to offload static content, reduce RAM usage, and handle massive concurrency on your Norwegian VPS.

Stop Guessing: Forensic Server Log Analysis with AWStats in 2011

Client-side tracking misses the full picture. Learn how to implement AWStats for brutal honesty about your traffic, bandwidth usage, and bot activity without killing your disk I/O.

Stop Trusting Javascript: The Hard Truth About Server-Side Analytics with AWStats

Client-side tracking misses the full picture. Learn how to deploy AWStats on CentOS for granular traffic analysis, manage heavy I/O loads, and comply with Norwegian data retention standards.

Xen Virtualization: The Definitive Guide for High-Performance Hosting in 2011

Tired of 'noisy neighbors' killing your server performance? We dive deep into Xen paravirtualization, resource isolation, and why true hardware virtualization is the only choice for serious Norwegian deployments.

Lock Down Your Box: The 2011 Guide to Bulletproof Linux Server Hardening

Stop relying on 'security by obscurity'. This guide covers essential hardening steps for CentOS 5 and Debian 6β€”from iptables to SSH keysβ€”ensuring your Norwegian VPS survives the hostile internet.

Silence the Pager: Proactive Server Monitoring with Nagios and Munin

Stop reacting to crashes at 3 AM. Learn how to combine Nagios alerts with Munin trending to predict failures before they happen, specifically tailored for Norwegian infrastructure standards.

Building a Bulletproof Postfix Mail Server: The 2011 Survival Guide

Stop your mail server from becoming a spam relay. A battle-hardened guide to Postfix configuration, RBLs, and handling Norwegian data privacy on Debian Squeeze and CentOS 5.

Stop the Swap Death Spiral: migrating to Nginx & PHP-FPM on CentOS

Is Apache mod_php eating your RAM for breakfast? It's time to decouple. We break down the migration to Nginx + PHP-FPM to handle high concurrency without melting your server.

OpenVZ Containers: The Good, The Bad, and The Beancounters

Is your VPS actually dedicated? We dissect the reality of OS-level virtualization, the 'noisy neighbor' problem, and why /proc/user_beancounters dictates your uptime.

Silence the Pager: Robust Server Monitoring with Nagios and Munin

Stop waking up to crashed servers at 3 AM. Learn how to deploy the battle-tested 2011 monitoring stackβ€”Nagios for alerts and Munin for trendsβ€”on your Norwegian VPS.

Stop Betting Your Production on OpenVZ: Why KVM is the Future of Enterprise Virtualization

Burst RAM is a lie. We analyze why Kernel-based Virtual Machine (KVM) offers the isolation and stability required for mission-critical hosting in 2011, comparing it against OpenVZ and Xen PV.

Postfix on CentOS 5: Building a Bulletproof Mail Server in Norway

Running your own mail server isn't just about sending emails; it's about control, privacy, and deliverability. Learn how to configure Postfix 2.8 correctly to avoid blacklists and ensure strict data compliance under Norwegian law.

Stop Being Marked as Spam: The Definitive Postfix Configuration Guide for 2011

Email delivery in 2011 is a war against RBLs and aggressive spam filters. Learn how to configure Postfix on CentOS and Debian to ensure your emails actually reach the inbox, leveraging clean IPs and proper PTR records.

Xen Virtualization: The Only Sane Choice for High-Performance Hosting in 2011

Stop gambling with oversold OpenVZ containers. Learn why Xen paravirtualization (PV) delivers the true hardware isolation and consistent I/O performance required for serious Norwegian infrastructure.

Stop Grepping: Visualizing Server Traffic with AWStats on CentOS & Debian

Raw access logs tell the truth, but they are impossible to read. Learn how to deploy AWStats for granular traffic analysis without relying on JavaScript trackers, and why high I/O performance is critical for log processing.

Unlocking the Black Box: Master Server Log Analysis with AWStats

Stop relying solely on client-side trackers. Learn how to deploy AWStats for granular server-side analytics, ensure compliance with the Norwegian Personal Data Act, and why disk I/O speed defines your reporting latency.

Escaping the Apache Trap: High-Performance Nginx Reverse Proxy Configuration

Is your Apache server choking on concurrent connections? Learn how to deploy Nginx as a reverse proxy to handle the C10k problem, reduce load, and improve latency for Norwegian users.

Nginx Reverse Proxy: Crushing the C10k Problem on Your Norway VPS

Stop letting Apache eat your RAM. Learn how to deploy an Nginx reverse proxy to handle high concurrency, reduce latency to NIX, and secure your backend, all while keeping Datatilsynet happy.

Root Access Responsibly: The Definitive 2011 Guide to Linux Server Hardening

If your server has a public IP, it's being scanned right now. We cover essential iptables rules, SSH key authentication, and the architectural security benefits of KVM over OpenVZ for Norwegian hosting.

Mastering Xen Virtualization: The Definitive Guide for System Administrators

Stop gambling with oversold containers. Discover why Xen Paravirtualization (PV) is the only serious choice for high-availability infrastructure in 2011, and how to tune DomU for maximum throughput.

OpenVZ vs. Xen: Why Your "Cheap" VPS Might Be Costing You Everything

Is your VPS suffering from the 'noisy neighbor' effect? We dissect the architecture of OpenVZ containers versus hardware virtualization to help you decide when to save money and when to invest in isolation.

Surviving the Slashdot Effect: High Availability with HAProxy on CentOS

Is your Apache server choking on traffic? Stop vertical scaling and start load balancing. We break down a production-ready HAProxy 1.4 configuration, discuss the importance of latency to NIX, and explain why Norwegian data sovereignty matters more than ever.

Xen Virtualization: The Definitive Guide for High-Performance Hosting in Norway

Tired of noisy neighbors on OpenVZ? We break down why Xen Paravirtualization is the only serious choice for stability, how to optimize your DomU, and why true hardware isolation matters for your Norwegian business.

Stop Flying Blind: Advanced Server Log Analysis with AWStats on Linux

Client-side tracking misses half the story. Learn how to deploy AWStats for true server-side visibility, optimize Perl execution for large log files, and why I/O performance defines your monitoring capabilities.

The Truth is in the Logs: Deep Analysis with AWStats

Client-side analytics miss the full picture. Discover how to implement AWStats for raw server-side visibility, manage resource consumption, and navigate Norwegian privacy regulations in 2011.

Apache vs. Lighttpd: The Battle for Concurrency on High-Performance VPS

Is Apache 2.2 killing your RAM? We benchmark the ubiquitous giant against the event-driven challenger, Lighttpd. A deep dive into the C10K problem, FastCGI implementation, and why your choice of web server matters for hosting in Norway.