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coolvds.com › Blog › Server Administration

Stop Grepping Blindly: Master Server Log Analysis with AWStats on CentOS

· CoolVDS Team

Raw access logs tell a story, but only if you have the tools to read them. We break down how to configure AWStats for deep traffic insights, optimize log rotation to save disk space, and why high I/O performance is critical for analysis.

coolvds.com › Blog › Database Management

MySQL vs PostgreSQL: The Database War for Your VPS

· CoolVDS Team

Is the default MyISAM engine killing your concurrency? We analyze the trade-offs between MySQL 5.1 and PostgreSQL 8.4 to help you architect a stable backend on Norwegian soil.

coolvds.com › Blog › Performance Optimization

Stop Letting Apache Devour Your RAM: The PHP-FPM Migration Guide

· CoolVDS Team

Is your VPS swapping to death under load? It's likely mod_php. We dive deep into replacing Apache's prefork module with Nginx and PHP-FPM to handle high concurrency on Norwegian infrastructure.

coolvds.com › Blog › Server Administration

The Xen Supremacy: A Battle-Hardened Guide to Real Virtualization

· CoolVDS Team

Forget oversold containers. In 2009, true performance demands Xen paravirtualization. We dive deep into dom0 tuning, I/O schedulers, and why hardware isolation is the only way to survive the Digg effect.

coolvds.com › Blog › Database Management

MySQL 5.1 Tuning Guide: Surviving the Slashdot Effect with InnoDB

· CoolVDS Team

Is your Apache server hanging on MaxClients? It's probably your database locking up. Here is a battle-tested guide to configuring MySQL 5.1 on CentOS and Debian, optimizing my.cnf for high-traffic sites, and why hardware RAID performance is non-negotiable.

coolvds.com › Blog › Database Management

MySQL Performance Tuning: Surviving the Digg Effect with InnoDB

· CoolVDS Team

Is your database locking up under load? Stop blaming PHP. A senior architect's guide to my.cnf optimization, transitioning from MyISAM to InnoDB, and why disk I/O on your VPS is likely the bottleneck.

coolvds.com › Blog › Server Administration

Apache 2.2 vs Lighttpd: The Battle for Concurrency in High-Load Environments

· CoolVDS Team

Is the memory footprint of the Prefork MPM killing your VPS performance? We benchmark the industry-standard Apache against the event-driven architecture of Lighttpd 1.4 to see which server handles the 'Slashdot Effect' without swapping.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: Why Your Cheap VPS is Killing Performance

· CoolVDS Team

Is your virtual server suffering from mysterious slowdowns? We dive deep into the 'noisy neighbor' problem inherent in OpenVZ containers and why hardware virtualization via Xen might be the only viable choice for serious Norwegian deployments in 2009.

coolvds.com › Blog › Security & Compliance

Linux Server Hardening: Essential Security Steps for 2009

· CoolVDS Team

A battle-hardened guide to securing your Linux VPS against botnets and script kiddies using SSH keys, iptables, and common sense. Secure your data in Oslo today.

coolvds.com › Blog › Server Administration

Cloud Storage & VPS Strategies for 2010: Escaping the I/O Bottleneck

· CoolVDS Team

As we approach 2010, 'Cloud' is the new buzzword, but disk latency remains the silent killer of web performance. We analyze RAID 10 SAS vs. emerging SSD tech, Xen virtualization, and why data sovereignty in Norway beats US-based hosting.

coolvds.com › Blog › Security & Compliance

FTP is Dead: Why Smart Sysadmins in Norway are Locking Down with SFTP

· CoolVDS Team

Sending files via standard FTP is like shouting your password across a crowded room. Here is why you need to switch to SFTP (SSH) immediately, how to configure chroots in OpenSSH, and why latency to Oslo matters for transfer speeds.