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#"centos"

All articles tagged with "centos"

#"centos"

Scaling PHP in 2012: Migrating from Apache mod_php to Nginx & PHP-FPM

Is your LAMP stack consuming all your RAM? Discover how switching to PHP-FPM and Nginx can reduce your memory footprint by 50% and decrease latency for your Norwegian user base.

Apache vs Lighttpd: The Battle for Throughput on Linux VPS

In the era of the C10k problem, relying on default Apache Prefork configurations is a recipe for downtime. We benchmark Apache against Lighttpd to see which web server truly delivers for high-traffic Norwegian deployments.

Stop Guessing: Deep Server Log Analysis with AWStats on CentOS 6

Google Analytics lies to you. Real sysadmins dig into raw logs. Here is how to configure AWStats for granular traffic insight without killing your CPU in a high-latency environment.

Scaling Past C10k: Bulletproof Nginx Reverse Proxy Configuration on CentOS 6

Stop letting Apache eat your RAM. Learn how to deploy Nginx 1.2 as a high-performance reverse proxy to handle massive concurrency, reduce latency to NIX, and secure your Norwegian infrastructure.

Sleep Through the Night: Bulletproof Server Monitoring with Munin and Nagios on CentOS 6

Stop flying blind. Learn how to configure Munin for trend analysis and Nagios for instant alerting to secure your Norwegian VPS infrastructure against downtime.

Sleep Soundly in Oslo: The Definitive Guide to Automated Linux Backups (2012 Edition)

RAID is not a backup. Learn how to script robust, automated disaster recovery for your Norwegian VPS using rsync, mysqldump, and cron before your hard drive fails.

The Art of Inbox Delivery: Bulletproof Postfix Configuration on CentOS 6

Stop landing in the spam folder. A battle-hardened guide to configuring Postfix with SPF, DKIM, and proper PTR records on a dedicated IP. Learn why generic shared hosting kills your deliverability.

Paranoia is a Virtue: Building a Bulletproof OpenVPN Gateway on CentOS 6 in Norway

Public Wi-Fi is a minefield and US-hosted VPNs are a privacy nightmare. Learn how to deploy a hardened OpenVPN server on a Norwegian VPS to secure your traffic under strict Datatilsynet standards.

Nginx Reverse Proxy: Crushing the C10k Problem on High-Performance VPS

Stop letting Apache eat your RAM. Learn how to deploy Nginx as a reverse proxy to handle thousands of concurrent connections with minimal latency. A guide for 2012's performance-obsessed sysadmins.

Tunnel Vision: Architecting a Hardened OpenVPN Gateway on CentOS 6

Secure your data against sniffing on public networks. A complete guide to deploying OpenVPN with 2048-bit encryption on a Norwegian VPS, using iptables and standard PKI management.

Stop Using FTP: Architecting a Secure Git Server with Gitolite for High-Velocity Teams

SVN is dying and FTP is dangerous. Learn how to deploy a battle-hardened Gitolite server on a CentOS 6 VPS to control your source code with granular precision, low latency, and full compliance with Norwegian data laws.

MySQL Performance Tuning: Surviving the Slashdot Effect with InnoDB and SSDs

Stop letting I/O wait kill your web app. We dive deep into my.cnf optimization for MySQL 5.5, the shift from MyISAM, and why SSD-backed VPS hosting in Norway is the ultimate fix for database latency.

Scaling Beyond the Single Box: High Availability with HAProxy on CentOS 6

Stop relying on a single point of failure. Learn how to architect a bulletproof load balancing layer using HAProxy 1.4 to distribute traffic, maintain session persistence, and survive traffic spikes.

Hardening Your Network: Deploying OpenVPN on CentOS 6 with KVM

Secure your data traffic against snooping and insecure Wi-Fi. A battle-tested guide to setting up a routed OpenVPN tunnel on a CoolVDS KVM instance in Norway.

Stop Killing Your I/O: High-Performance Session Caching with Redis 2.4

File-based sessions are a bottleneck waiting to strangle your application. Learn how to implement Redis for session management on Linux to reduce latency and handle high-concurrency traffic, specifically tailored for Norwegian infrastructure constraints.

Escaping the I/O Bottleneck: High-Performance Session Caching with Redis on Linux

Hard drives are where sessions go to die. In this deep dive, we replace the slow default file-based session handler with Redis 2.4 to achieve sub-millisecond latency for Norwegian e-commerce and high-traffic portals.

MySQL 5.5 Performance Tuning: optimizing InnoDB for High-Traffic Norwegian Workloads

Is your database locking up under load? We dive deep into my.cnf optimization, the MyISAM vs. InnoDB debate, and why SSD storage is critical for MySQL performance in 2012.

Kill Port 21: The Definitive Guide to SFTP Chrooting on CentOS 6

FTP sends passwords in cleartext. Stop exposing your infrastructure. This guide covers `internal-sftp` configuration, permission lockdowns, and compliance with Norwegian data laws.

MySQL Performance Tuning: Stop The I/O Bleeding in High-Load Web Apps

Is your application hanging on 'Waiting for disk'? A deep dive into MySQL 5.5 optimization, InnoDB configuration, and why hardware choices define your database destiny in 2012.

PHP-FPM vs mod_php: High-Performance Tuning for Norwegian Traffic

Is Apache eating your RAM? We dissect the transition to Nginx and PHP-FPM, covering worker configuration, APC caching, and optimizing for the 2012 hardware landscape.

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

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.

FTP is Dead: Securing Your Norwegian Infrastructure with SFTP Chroots

Sending passwords in clear text over Port 21 is professional negligence. Learn how to configure a secure, chrooted SFTP environment on Linux to satisfy Datatilsynet requirements and sleep better at night.

Stop Using File-Based Sessions: High-Performance Scaling with Redis 2.4

Disk I/O is the silent killer of web application performance. Learn how to migrate your PHP session handling to Redis 2.4 for sub-millisecond latency and why hardware virtualization matters for data integrity in Norway.

Nginx Reverse Proxy: Crushing Latency and Optimizing Scale in 2012

Is your Apache server choking on concurrent connections? Learn how to deploy Nginx as a reverse proxy to handle high traffic loads, reduce I/O wait, and why hardware choice in Oslo matters for Norwegian compliance.

Survive the Slashdot Effect: Robust Load Balancing with HAProxy on CentOS 6

Stop relying on a single point of failure. We break down how to configure HAProxy 1.4 for high availability, allowing you to split traffic across multiple virtual nodes and keep your services online when traffic spikes.

VPS vs Shared Hosting: Why Shared Environments Are Killing Your Project in 2012

It is time to leave the 'bad neighborhood' of shared hosting. We analyze the critical performance differences between Shared and VPS architectures, specifically for the Norwegian market, focusing on I/O contention, kernel isolation, and the limitations of Apache mod_php.

Surviving the Spike: High-Availability Load Balancing with HAProxy 1.4 on CentOS 6

Stop fearing the Slashdot effect. We dive deep into configuring HAProxy 1.4 for Layer 7 load balancing, covering kernel tuning, ACLs, and why raw I/O performance defines your failover speed.

Server Log Analysis: Mastering AWStats on CentOS 6 for High-Traffic Nodes

Stop relying solely on client-side JS trackers. Learn to configure AWStats for granular server-side analytics, optimize log rotation on CentOS 6, and ensure compliance with Norwegian data laws without killing your Disk I/O.

Scaling Past 10k Connections: The Definitive Guide to Nginx Reverse Proxy Configuration

Is your Apache server choking on MaxClients? Learn how to deploy Nginx 1.0 as a high-performance reverse proxy to handle massive concurrency, reduce load, and secure your infrastructure on CentOS 6.

Lock Down Your Linux Box: Essential Server Hardening for 2011

Default installations are dangerous. From securing SSH to configuring iptables and Fail2Ban, here is the battle-tested guide to hardening your Linux VPS against brute-force attacks and exploits.