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coolvds.com › Blog › Security & Compliance

Paranoia is a Virtue: Hardening Remote Access with OpenVPN on CentOS 5

· CoolVDS Team

Public WiFi is a security minefield. In this guide, we bypass the dangers of unencrypted networks by deploying a production-grade OpenVPN tunnel on a Norwegian VPS, utilizing the protection of Datatilsynet and the speed of NIX.

coolvds.com › Blog › Security & Compliance

Locking Down the Pipe: Industrial-Grade OpenVPN Setup on CentOS 5

· CoolVDS Team

Public Wi-Fi is a security minefield. Learn how to deploy a hardened OpenVPN server, bypass restrictive corporate firewalls, and ensure your data passing through Oslo stays private under the Personal Data Act.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: The Dirty Truth Behind Your "Guaranteed" RAM

· CoolVDS Team

Is your 512MB VPS actually yours? We crack open /proc/user_beancounters to reveal the reality of overselling, kernel sharing, and why serious Norwegian deployments need honest virtualization.

coolvds.com › Blog › Hosting Solutions

OpenVZ vs. Xen: Why "Burst RAM" is a Lie and True Isolation Matters

· CoolVDS Team

Is your budget VPS slowing down during peak hours? We dive into the kernel-level differences between OpenVZ containers and Xen virtualization to explain why 'guaranteed resources' are often anything but.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: The Truth About "Guaranteed" Resources in 2010

· CoolVDS Team

Is your cheap VPS actually a trap? We dissect the OpenVZ architecture, expose the 'burst RAM' myth, and explain why serious sysadmins in Norway are moving to Xen/KVM for true isolation.

coolvds.com › Blog › Hosting Solutions

OpenVZ vs. Xen: The Dirty Truth About 'Burst RAM' and Overselling

· CoolVDS Team

Are your 'guaranteed' resources actually guaranteed? We analyze the architecture of OpenVZ containers versus Xen hardware virtualization and why /proc/user_beancounters might be the scariest file on your server.

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

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 › Tutorials & Guides

Tunneling Through the Noise: Bulletproof OpenVPN Setup on CentOS 5

· Kim Min-jun

Secure your remote connections and bypass restrictive firewalls using OpenVPN. A battle-hardened guide to setting up a secure gateway on Norwegian infrastructure, ensuring low latency and strict data privacy compliance.

coolvds.com › Blog › Server Administration

OpenVZ vs. Xen: The Truth About Container Virtualization in 2009

· CoolVDS Team

Is your budget VPS holding your application back? We analyze the technical trade-offs of OpenVZ containers versus hardware virtualization, the risks of 'noisy neighbors', and why kernel independence matters for your hosting strategy in Norway.

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.