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coolvds.com › Blog › Server Administration

OpenVZ vs. KVM: Why Your "Guaranteed" RAM is a Lie (And How to Fix It)

· CoolVDS Team

It's 2012, and virtualization is booming. But do you know what's happening inside /proc/user_beancounters? We tear down the myths of OpenVZ resource isolation and explain why serious Norwegian deployments are moving to hardware virtualization.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: The Truth About "Cheap" VPS Hosting in 2012

· CoolVDS Team

Is your budget VPS silently killing your application? We analyze the architecture of OpenVZ containers, the dangers of 'Burst RAM', and why true hardware virtualization matters for Norwegian businesses.

coolvds.com › Blog › Server Administration

Stop Guessing: Accurate Server Log Analysis with AWStats in 2012

· CoolVDS Team

Client-side tracking misses 20% of your traffic. Learn how to configure AWStats for granular, server-side analytics on CentOS and Debian, ensuring compliance with Norwegian privacy laws while optimizing I/O performance.

coolvds.com › Blog › Server Administration

Automate or Die: Bulletproof Remote Backups with Rsync on CentOS 6

· Pavel Dvořák

RAID is not a backup. Don't let a typo destroy your database. Learn how to set up automated, incremental offsite backups using rsync and cron, ensuring your data stays safe under Norwegian privacy standards.

coolvds.com › Blog › Server Administration

The Xen Supremacy: Why Real Pros Don't Touch Oversold Containers

· CoolVDS Team

A deep dive into Xen PV vs HVM architecture for high-performance hosting in 2012. We expose the 'noisy neighbor' myth and show you how to configure DomU for raw speed on Norwegian infrastructure.

coolvds.com › Blog › Server Administration

VPS vs Shared Hosting: Why Shared Environments Are Killing Your Project in 2012

· CoolVDS Team

It is time to leave the 'bad neighborhood' of shared hosting. We analyze the critical performance differences between Shared and VPS architectures, specifically for the Norwegian market, focusing on I/O contention, kernel isolation, and the limitations of Apache mod_php.

coolvds.com › Blog › Security & Compliance

Paranoia is a Virtue: The 2012 Guide to Linux Server Hardening in Norway

· CoolVDS Team

Following the massive security breaches of 2011, default configurations are no longer acceptable. Learn how to lock down your CentOS and Debian servers using SSH keys, iptables, and Fail2Ban while ensuring compliance with Norwegian data laws.

coolvds.com › Blog › Security & Compliance

Tunnel Vision: Building a Bulletproof OpenVPN Gateway on CentOS 6

· CoolVDS Team

Secure your data against packet sniffers and unsecured Wi-Fi. A complete guide to deploying OpenVPN on CentOS 6 with 2048-bit encryption, optimized for low-latency connectivity within Norway.

coolvds.com › Blog › Server Administration

Apache vs Lighttpd in 2012: Squeezing Performance from Your Norway VPS

· Lukas Hansen

Is Apache's memory bloat killing your server? We benchmark the industry standard against the lightweight contender, Lighttpd, to see which web server architecture reigns supreme for Norwegian high-traffic sites.

coolvds.com › Blog › Server Administration

Stop Guessing: Precision Server Monitoring with Munin & Nagios on CentOS 6

· Lukas Hansen

Is your server going down at 3 AM? Stop reactive fire-fighting. We detail the exact Nagios and Munin configuration needed to visualize performance and alert on failure before your users notice, specifically tailored for the Nordic hosting environment.

coolvds.com › Blog › Server Administration

Server Log Analysis: Mastering AWStats on CentOS 6 for High-Traffic Nodes

· CoolVDS Team

Stop relying solely on client-side JS trackers. Learn to configure AWStats for granular server-side analytics, optimize log rotation on CentOS 6, and ensure compliance with Norwegian data laws without killing your Disk I/O.