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#CentOS 6

All articles tagged with CentOS 6

#CentOS 6

Scaling Beyond the Monolith: Robust RabbitMQ Implementation on CentOS 6

Synchronous code is the enemy of scale. Learn how to implement RabbitMQ to offload heavy tasks, why 'ulimit' matters, and why your message broker needs the low latency of a Norwegian VDS.

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

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.

Escaping the GitHub Tax: Building a Blazing Fast, Private Git Server with Gitolite on CentOS 6

Tired of slow pushes to US servers and paying per private repository? We deploy a production-ready, self-hosted Git server using Gitolite and SSH. Perfect for Norwegian teams demanding <5ms latency and full Datatilsynet compliance.

Paranoid Security: Hardening Your Linux VPS Against 2011's Threat Landscape

It's 2011 and LulzSec is on the loose. Default configurations are a death sentence. Here is the battle-tested guide to locking down CentOS 6 and Debian Squeeze.

Fortifying the Castle: Essential Linux Server Hardening for 2012

With the rise of LulzSec and automated botnets in 2011, default configurations are a death sentence. Here is the battle-tested guide to hardening your Norwegian VPS, from iptables to SSH key management.

Stop Gambling with Oversold RAM: Why KVM is the Only Sane Choice for Production in 2011

OpenVZ containers are cheap for a reason. If you care about consistent I/O and strict resource isolation, it's time to graduate to KVM. Here is the technical reality of hardware virtualization on the Linux kernel.

Stop Broadcasting Passwords: Why Norwegian Sysadmins Must Kill FTP for SFTP

Still relying on port 21? In 2011, transmitting data in plaintext is professional negligence. Learn how to configure chrooted SFTP on CentOS 6 and Debian to secure your infrastructure against packet sniffing while satisfying Datatilsynet requirements.

Linux Server Hardening: The 15-Minute Drill to Lock Down Your Box

A battle-hardened guide to securing CentOS 6 and Debian servers. Learn how to configure iptables, secure SSH, and avoid common pitfalls before your new VPS hits the public internet.

Stop Thrashing Your Disk: High-Performance PHP Sessions with Redis

File-based session locking is killing your application's concurrency. Here is how to implement Redis 2.4 for non-blocking session management to handle high traffic loads without melting your I/O.

Mastering Xen Virtualization: A Sysadmin's Guide to True Isolation and Performance in 2011

Stop gambling with 'burstable' RAM. We break down the architecture of Xen PV vs HVM, kernel tuning for Linux guests, and why true hardware isolation is the only path for serious Norwegian infrastructure.

Stop Firefighting: A Sysadmin’s Guide to Munin and Nagios on CentOS 6

Waking up at 3 AM to a crashed server is a rite of passage, but it shouldn't be a lifestyle. Learn how to combine Nagios for alerts and Munin for trends to secure your Norwegian infrastructure.

Stop Wasting RAM: Migrating from Apache mod_php to Nginx & PHP-FPM on CentOS 6

Is your server swapping out under load? The old LAMP stack architecture is dead. Learn how to implement PHP-FPM (FastCGI Process Manager) with Nginx to triple your concurrency without upgrading your hardware.

Linux Server Hardening: Survival Guide for the Paranoid SysAdmin (2011 Edition)

It is 2011, and the script kiddies are winning. Learn how to lock down your CentOS 6 or Debian Squeeze server using iptables, SSH keys, and proper KVM isolation before you become the next LulzSec statistic.

OpenVZ Containers: The Hidden Cost of "Cheap" Virtualization in 2011

Is your budget VPS slowing down during peak hours? We dissect the architecture of OpenVZ, expose the dangers of 'Burst RAM', and explain why hardware virtualization like Xen or KVM is the only viable path for mission-critical Norwegian businesses.

Stop Using mod_php: Optimizing PHP Performance with FPM and Nginx

Is your web server struggling under load? Learn why moving from Apache's mod_php to PHP-FPM and Nginx is the single most effective upgrade for your infrastructure in 2011.

Surviving the Slashdot Effect: High-Availability Load Balancing with HAProxy on CentOS 6

Is your single Apache server choking on traffic? Learn how to deploy HAProxy 1.4 to split load across multiple nodes, ensure zero downtime, and keep your Norwegian users happy with local low-latency routing.

Cloud Storage vs. Iron: A CTO’s Guide to Data Sovereignty and I/O Performance in Norway (2011 Edition)

Is the cloud hype worth the latency? We analyze the storage landscape of 2011, from Amazon S3 object storage to local RAID-10 SAS arrays, and why keeping your data in Norway matters for latency and the Data Protection Directive.

Lock It Down: The Definitive Linux Server Hardening Guide (2011 Edition)

In an era of rising botnets and script kiddies, a default installation is a ticking time bomb. We cover the essential steps to secure your CentOS and Debian servers, from iptables to SSH keys, ensuring your Norwegian infrastructure stays online.

Building a Bulletproof OpenVPN Gateway on CentOS 6: Surviving the Data Retention Directive

With the DLD looming over Norway and packet sniffers lurking on public WiFi, a private VPN is mandatory. Learn how to deploy a hardened OpenVPN 2.2 server on CentOS 6 with dedicated resources.

PHP-FPM and Nginx: Crushing Load Averages on High-Traffic Portals

Is Apache with mod_php eating your RAM? We break down the transition to Nginx + PHP-FPM on CentOS 6, optimizing process managers for maximum throughput and explaining why I/O performance is the hidden bottleneck.

Paranoid Penguin: 5 Essential Steps to Harden Your Linux VPS in 2011

Script kiddies are scanning your IP right now. Stop relying on default configs. Here is the battle-tested guide to locking down CentOS 6 and Debian servers, securing SSH, and configuring iptables for Norwegian infrastructure.

OpenVZ vs. KVM: The Truth About "Burst RAM" and Overselling in 2011

Is your VPS actually dedicated? We analyze the architecture of OpenVZ containers, the hidden dangers of /proc/user_beancounters, and why true hardware isolation matters for your Norwegian business infrastructure.

Rootkits Don't Sleep: The Definitive Linux Server Hardening Guide (2011 Edition)

Stop relying on default configurations. Learn how to lock down SSH, configure iptables manually, and protect your Norwegian VPS from the growing wave of automated botnets.

Apache vs. Lighttpd: Tuning for Concurrency and Low Latency in 2011

Is Apache's process overhead killing your VPS performance? We dive deep into the Lighttpd event-driven architecture, compare configs, and analyze why hardware choice—specifically SSDs—matters just as much as your web server daemon.

VPS vs Shared Hosting: Stop Sharing Your CPU with Spammers

Is your site crawling during peak hours? We dismantle the 'unlimited bandwidth' myth of shared hosting and explain why true hardware isolation via Xen virtualization is the only path for professional scaling in 2011.

KVM vs. OpenVZ: Why The "Shared Kernel" Model is Failing Production Workloads in 2011

Tired of unpredictable performance and 'failcnt' errors? We analyze why 2011 is the year to abandon OpenVZ for KVM virtualization, specifically for high-I/O workloads in the Norwegian market.