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coolvds.com › Blog › Server Administration

Stop Sharing Your CPU: Why Serious Projects Must Leave Shared Hosting for VPS

· CoolVDS Team

Is your site crawling during peak hours? We dissect the architectural limits of shared hosting environments versus the isolation of KVM-based Virtual Private Servers. Learn how to configure Nginx, tune MySQL 5.5, and why latency to Oslo matters for Norwegian businesses.

coolvds.com › Blog › Security & Compliance

Lock It Down: The Essential Guide to Hardening Linux Servers in 2012

· CoolVDS Team

Don't become a statistic. From configuring iptables to securing SSH keys, this guide covers the mandatory steps to harden your CentOS and Debian servers against modern threats. Featuring specific configurations for Norwegian compliance.

coolvds.com › Blog › Server Administration

The Ironclad Postfix Guide: Building a Bulletproof Mail Server on CentOS 6

· CoolVDS Team

Stop relying on shared hosting for critical email. This battle-tested guide covers setting up Postfix with SASL, TLS, and strict anti-spam rules on CentOS 6, specifically tailored for Norwegian compliance standards and maximum deliverability.

coolvds.com › Blog › Server Administration

Apache vs Lighttpd: The Battle for Concurrency and RAM in 2012

· CoolVDS Team

Is Apache's process model killing your server's performance? We dive deep into the Apache 2.4 vs Lighttpd debate, comparing memory footprints, event-driven architectures, and configuration complexity for high-traffic Norwegian workloads.

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 › Database Management

MySQL 5.5 Performance Tuning: Stop Killing Your I/O

· CoolVDS Team

Is your MySQL server choking under load? We dive deep into InnoDB optimization, disk I/O bottlenecks, and why the default my.cnf is a recipe for disaster in high-traffic environments.

coolvds.com › Blog › Tutorials & Guides

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

· CoolVDS Team

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.

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

The Definitive Guide to Xen Virtualization: PV vs HVM for High-Performance Systems

· CoolVDS Team

A battle-hardened guide to configuring Xen 4.1 hypervisors on CentOS 6. We dissect the differences between Paravirtualization and HVM, explore storage tuning with LVM, and explain why true hardware isolation beats containerization for Norwegian enterprise workloads.