Tag Archives | virtual hosts

Tuning Apache and MySQL for Best Performance in a Shared Virtual Hosting Environment

By on August 22, 2011 in Consulting, Web Server Performance Tuning

Web hosting has changed dramatically in the last few years. The majority of accounts are now running PHP scripts and MySQL, whereas in the past most accounts were only serving static HTML files. This presents challenges in security as well as performance tuning. It is impossible to predict whether a certain configuration will work properly [...]

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APC INFO Monitor

APC Cache Considerations for Virtual Hosting Environments

By on August 22, 2011 in Consulting, Virtualmin, Web Server Performance Tuning, Wordpress

APC cache does not work well in a virtual hosting environment unless PHP is running as FCGID, and every individual virtual host has a unique PHP.ini and a unique fcgiwrapper. This is not the case with many virtual hosting environments because the memory and CPU requirements are too great. I suggest using Virtualmin for a [...]

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APC INFO Monitor

How to Configure APC Cache on Virtual Servers with PHP running under FCGId

By on November 8, 2010 in Virtualmin, Web Server Performance Tuning, Wordpress

My Virtualmin CentOS 5.6 Virtual Private Server runs several virtual domains with PHP under FCGId using APC for opcode caching: Joomla, PHPbb, WordPress, etc . APC is somewhat challenging to configure properly with fcgid-enabled virtual domains, but it is quite helpful to optimize system resources and prevent traffic surges on one site from affecting overall [...]

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