Installing APC Alternative PHP Cache

Integrating APC (Alternative PHP Cache) Into PHP5 (Debian Etch & Apache2) This guide explains how to integrate APC (Alternative PHP Cache) into PHP5 on a Debian Etch system (with Apache2). APC is a free and open PHP opcode cacher for caching and optimizing PHP intermediate code. It’s similar to other PHP opcode cachers, such as eAccelerator and XCache.

WordPress Increase PHP Memory for cache.php

This trick isn’t guaranteed to prevent all WordPress-generated PHP memory errors, but it certainly seems to help reduce their overall occurrence. For some reason, after my host upgraded their servers to Apache 1.3.41, I began logging an extremely high number of fatal PHP “memory exhausted” errors resulting from the WordPresscache.php script. Here is an example …