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

Virtualmin now includes support for Nginx web server. I deploy many WordPress sites with W3 Total Cache and APC Alternative PHP Cache, so I was very interested to see how Nginx performance compares to Apache for WordPress, and whether APC and W3TC would play nice with Nginx. I prefer to install WordPress in public_html/wordpress for […]

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APC INFO Monitor

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

…caching is not at all necessary for low-traffic sites. However, be aware that lower TTL’s can cause more fragmentation. During Testing or Debugging with CMS caching plugins or modules While you are tweaking your opcode settings, and especially if you are using APC with a CMS like WordPress (w3 total cache) or phpbb or joomla, […]

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Automated WordPress Installation Via Custom Virtualmin Script Installer

…ripts/ name the copy — this is important because the script requires proper id download example script (with all of the below already completed) edit to give a new name: script_wordpress_desc “Custom WordPress” replace ALL instances of script_wordpress with script_custompress (id to match filename) link to your zip: ‘url’ => “file://localhost/path/to/” (~line 150… […]

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

…utilize the server’s horsepower. Cpanel’s efault Apache and MySQL configurations were limiting the number of concurrent user sessions the server could handle. Changed PHP to run as FastCGI (fcgid) and recompiled Apache to better handle the needs of a high traffic WordPress site. Configured a large MySQL table and query cache based on performance and […]

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

…he same IP addresses. If your host does not support ConfigServer (e.g. Amazon AWS and some VPS may not play well with CSF), you may use Fail2Ban. Tune Apache the Sane Way (Requires Basic Math Skills) If you wish to tune your Apache MPM settings, you should consider following this method: (the formula works […]

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WordPress Content Management

…t or service organizations. WordPress grows increasingly powerful, with an active development community building amazing plugins and themes that add to the software’s core functionality. is powered by WordPress, and so are many of my client’s websites. WordPress can also be combined with an existing website to add news, weblink and weblog functions. WordPress […]

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Varnish VCL and Config for WordPress with W3 Total Cache

I have been working on a Varnish front-end for Apache, to be used with WordPress sites. I described the architecture in Load Balancing Virtualmin WordPress Hosting Server with Varnish on AWS. I now have a configuration that seems to work for all WordPress features, including logged-out commenting. This configuration also works well with W3 Total […]

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WordPress Fail2Ban RegEx for RedHat, CentOS, Amazon Linux

VacantServer WordPress sites are getting hammered with bad logins and probes. We’ve implemented a plugin to log failed login attempts to syslog, and a Fail2Ban filter for the same. If you run these on RedHat, you’ll need some additional configuration info… here it is: WordPress login failure regex (error_log): ^%(__prefix_line)sAuthentication failure for .* from <HOST>$ […]

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