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coolvds.com › Blog › Security & Compliance

Lock It Down: The 2012 Guide to Linux Server Hardening in Norway

· CoolVDS Team

A default Linux install is a vulnerability waiting to happen. Learn the battle-tested configuration strategies to secure your CentOS 6 and Ubuntu 12.04 servers against brute force attacks, while ensuring compliance with Norwegian data laws.

coolvds.com › Blog › Database Management

Stop Writing Sessions to Disk: High-Performance PHP Scaling with Redis

· CoolVDS Team

Is your web application stalling under load despite low CPU usage? The bottleneck might be PHP's default file-based session handling. Learn how to migrate session storage to Redis 2.6 for sub-millisecond access times and eliminate I/O blocking.

coolvds.com › Blog › Tutorials & Guides

Stop Guessing: Advanced Server Log Forensics with AWStats on Linux

· CoolVDS Team

Logs don't lie, but they can be impossible to read. Learn how to deploy AWStats on CentOS and Ubuntu to visualize traffic patterns, spot botnets, and optimize I/O usage without killing your disk performance.

coolvds.com › Blog › Database Management

MySQL vs PostgreSQL: The Architect's Dilemma in 2012

· CoolVDS Team

A battle-hardened comparison of the two RDBMS giants. We analyze InnoDB performance, PostgreSQL 9.2 features, and why your choice of storage subsystem (SSD vs SAS) defines your database reliability.