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APC INFO Monitor

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

…): pecl install apc Choose “no” for internal debugging,  but choose “yes” for the other installation options, including the Experimental options. For W3 Total Cache (WordPress plugin): Page Cache: do not choose APC for the W3TC’s Page Cache, choose Enhanced Disk. Minify: do not choose APC for Minify, use Disk. Opcode Cache: choose APC for […]

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Joomla Content Management

If you’ve read anything at all about Content Management Systems (CMS), you’ll probably know that CMS are the most effective way to keep your site relevant to your audience. You also know at least three other things: Keeping your site relevant and up-to-date can be time consuming CMS can be complicated Portals can be expensive […]

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Fail2Ban Regex for RedHat, Fedora, CentOS and Amazon Linux 2013

…an be done, and will not function as written. Why? Because Fail2Ban has to deal with the particular implementations of log files in various GNU/Linux distributions, and the peculiarities of the reporting structure in those logs, no single RegEx, nor log file location, is going to work for every distribution. Neither can Fail2Ban account for every […]

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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)

phpMyAdmin database display I recently ran into a problem with the upgraded 3.5.2 phpMyAdmin package provided via the rpmforge.repo. Search no longer works, nor does pagination, etc. Plus, it’s out of date and vulnerable to an XSS exploit. I have solved this by changing to the EPEL repo, which maintains the latest version of phpMyAdmin. […]

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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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Auto Mailer Form with Validation and reCAPTCHA

…amework. PFBC, the PHP Form Builder Class, was recently refactored with Bootstrap, and it also supports validation and reCAPTCHA. PFBC does not include a form handler, but it does take the difficult and redundant work out of creating self-validating forms. Adding an auto-mailer to PFBC is very simple, however. You just need a simple PHP […]

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Résumé

Chris Gilligan Web Developer, Information Architect, Web Server Administrator, Media Producer web • video • print chris@chrisgilligan.net chrisgilligan.com 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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wordpress-installation

Automated WordPress Installation Via Custom Virtualmin Script Installer

Updated: please read instructions again and find link to new example file. WordPress (or any other script) can automatically install during Virtualmin > Create Virtual Server.  Virtualmin automatically creates users, MySQL database, and installs WordPress in the public_html root, then gives a link to the WordPress Installer. You can even create a custom installer with […]

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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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LAMP-linux-apache-mysql-php

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

…Tune Apache the Sane Way (Requires Basic Math Skills) If you wish to tune your Apache MPM settings, you should consider following this method: https://telvps.com/clients/knowledgebase/25/HOW-TO-Optimize-Apache-for-Low-Memory-Usage.html (the formula works well as a basic guide… but does not take into account PHP memory requirements… see Ovidiu’s comment below). MySQL Tuning Is More Difficult: Trial and Error To […]

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