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coolvds.com › Blog › Cloud Computing

The I/O Bottleneck: Why Your "Cloud" Strategy Might Fail in 2010

· Anna Bergström

It is April 2010. The cloud hype is peaking, but latency and disk I/O remain the silent killers of enterprise applications. Here is a pragmatic look at storage performance, the Personal Data Act, and why local RAID 10 setups often beat overseas clouds.

coolvds.com › Blog › Server Administration

Xen Virtualization: The Definitive Guide for Serious SysAdmins (2010 Edition)

· CoolVDS Team

Forget the 'burst RAM' marketing gimmicks. In 2010, the battle for server stability is won with true isolation. We dissect Xen Paravirtualization (PV), memory management, and why true hardware separation matters for your Norwegian infrastructure.

coolvds.com › Blog › Server Administration

OpenVZ Containers: The Good, The Bad, and The "Failcnt"

· CoolVDS Team

Is your VPS acting sluggish during peak hours? We dive deep into the kernel-level mechanics of OpenVZ, the infamous `user_beancounters`, and why true hardware isolation is the only path for serious Norwegian enterprises.

coolvds.com › Blog › Server Administration

Stop the Swap: Migrating from Apache mod_php to PHP-FPM and Nginx

· CoolVDS Team

Is your server choking on max_clients? It is time to ditch the bloat of Apache mod_php. We explore the architecture of PHP-FPM, specific tuning configurations for PHP 5.3, and why true hardware isolation matters for stability.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: Why Architecture Matters for Your Norwegian VPS

· CoolVDS Team

It is March 2010. The VPS market is flooded with cheap containers. We dissect the technical reality of OpenVZ, memory management pitfalls, and why serious implementations in Norway demand better isolation.

coolvds.com › Blog › Server Administration

Xen Virtualization: The SysAdmin's Guide to True Isolation

· CoolVDS Team

Stop gambling with oversold containers. Discover why Xen paravirtualization is the definitive choice for performance, stability, and Norwegian data compliance in 2010.

coolvds.com › Blog › Server Administration

Silence the Pager: Proactive Monitoring with Nagios and Munin

· CoolVDS Team

Stop reacting to downtime at 3 AM. Learn how to combine Nagios for immediate alerting and Munin for historical trending to build a bulletproof monitoring stack on your Norwegian VPS.

coolvds.com › Blog › Server Administration

Scaling LAMP: Saving Your Server from the Apache Death Spiral with Nginx

· CoolVDS Team

Is your Apache server thrashing swap every time traffic spikes? Stop throwing RAM at the problem. Learn how to deploy Nginx 0.7 as a reverse proxy to handle thousands of concurrent connections while keeping your backend lean.