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APC INFO Monitor

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

…you have issues, probably cache full and fragmented. Fragmentation Explained Fragmentation is a measure of the non-available portion of apc.shm_size due to lack of contiguous memory large enough to accept new cache items. 100% fragmentation means the available memory is broken into hundreds of small pieces that are too small to accept new cache items. […]

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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

APC Cache Considerations for Virtual Hosting Environments

…hared hosting server, this will use a lot of memory, and you will need somewhere in the neighborhood of 10-30GB apc.shm_size if you attempt to configure a single APC cache for the entire server. My web hosting server is for a small number of personal clients, so I adjust the APC settings for each individual […]

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

…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 information you receive from mysqltuner after 24-48 hours of steady traffic. For example, I […]

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

…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 Plus, it’s out of date and vulnerable to an XSS exploit.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. This post will […]

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Varnish VCL and Config for WordPress with W3 Total Cache

…/varnish_storage.bin # # # Cache size: in bytes, optionally using k / M / G / T suffix, # # or in percentage of available disk space using the % suffix. VARNISH_STORAGE_SIZE=3G # # # Backend storage specification # malloc runs from RAM, file from file VARNISH_STORAGE=”malloc,${VARNISH_STORAGE_SIZE}” #VARNISH_STORAGE=”file,${VARNISH_STORAGE_FILE},${VARNISH_STORAGE_SIZE}” # # # Default TTL used when […]

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Auto Mailer Form with Validation and reCAPTCHA

…on message. if(Form::isValid($_POST[“form”])) { /*The form’s submitted data has been validated. Your script can now proceed with any further processing required.*/ //get the POST data from the form $Course = $_POST[‘Course’]; $Semester = $_POST[‘Semester’]; $WhyUnavailable = $_POST[‘WhyUnavailable‘]; $DetailUnavailable = $_POST[‘DetailUnavailable‘]; $Classification = $_POST[‘Classification’]; $Major = $_POST[‘Major’]; $Email = $_POST[‘Email’]; $C… 2, 0, 0, 0 and […]

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