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

…nnections, because APC will serve the busiest queries directly from cache. Take Time to Get a Realistic Assessment of MySQL Performance If you have a PHP opcode and database caching strategy (such as APC) implemented on your web server and for your PHP script packages, you will be able to lower maxconnections, based on the […]

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APC INFO Monitor

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

…e settings, and especially if you are using APC with a CMS like WordPress (w3 total cache) or phpbb or joomla, and you are experimenting with settings, or updating plugins or core, you should set apc.stat=1 (on). Restart the web server to load the new settings. APC.Stat is the file change polling, which checks for […]

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Web Hosting

Decades of experience hosting websites, from small local sites with only a few html pages, to high-traffic sites with thousands of users and pages.  Website hosting, evolved 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 […]

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WordPress with W3 Total Cache on Nginx with APC (Virtualmin)

…, the suggested configuration is for WordPress installed in a subfolder. This info also assumes you have successfully installed APC Cache on your server, and set up a clean install of Virtualmin with Nginx as the Alternative Web Server. Switching from Apache to Nginx later is difficult, as is transferring apache virtual server backups. Best […]

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Chris Gilligan Web Developer, Information Architect, Web Server Administrator, Media Producer web • video • print I design and produce information and communication media for university, corporate, small business, manufacturing and non-profit clients: web sites Information architecture and design for open source content management systems Front-end UI design, HTML, PHP, LESS Linux Apache […]

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Apache and MySql Performance Tuning for High Traffic WordPress Website on Cpanel

…bes and Denial of Service attacks. Connection Tracking in the firewall now limits the amount of resources a single legitimate IP address can monopolize, in addition to blacklisting attackers. This is the first step to proper web server performance in today’s Internet climate. Popular sites that do not have a solid security and load balancing […]

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Varnish VCL and Config for WordPress with W3 Total Cache

…ash_data( req.url ); # altering hash so subdomains are ignored. # don’t do this if you actually run different sites on different subdomains if ( ) { hash_data( regsub(, “^([^\.]+\.)+([a-z]+)$”, “\1\2” ) ); } else { hash_data( server.ip ); } # ensure separate cache for mobile clients (WPTouch workaround) if( req.http.User-Agent ~ “(iPod|iPhone|incognito|webmate|dream|CUPCAKE|WebOS|blackberry9\d\d\d)” […]

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Screen Shot 2012-09-07 at 11.09.50 AM

Install phpMyAdmin with SSL on CentOS, Amazon Linux, RedHat (Apache or NginX)

…changing to the EPEL repo, which maintains the latest version of phpMyAdmin. This post will teach you how to install phpMyAdmin on CentOS, Amazon Linux, or Redhat. Configuration instructions are provided for Apache and NginX web servers. For this to work properly and safely, you should be running SSL on your host. Otherwise, change the […]

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Automated WordPress Installation Via Custom Virtualmin Script Installer

…ript_wordpress with script_custompress (id to match filename) link to your zip: ‘url’ => “file://localhost/path/to/” (~line 150 after # script_wordpress_files) this must be retrievable via wget from YOUR SERVER (test this via terminal command) change ‘virtualmin’ => 0 to NOT use virtualmin scripts repo! (~line 152) Your custom file should now look like this: # script_custompress_files(&domain, […]

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