MediaWiki is slow, how can I make it faster?
• First you should try installing a free PHP cache engine such as eAccelerator or APC (after installing, modify your $wgMainCacheType accordingly). The engine will save the parsed PHP scripts and enhance performance a lot (this is something you should use anyway on any PHP installation with non-trivial traffic). Proprietary Zend Platform also contains a bytecode cache, however its “dynamic content caching” is not supported in MediaWiki at the current time. • Use Squid or MediaWiki’s native file cache ($wgUseFileCache = true) to cache whole pages • Memcached will provide some performance benefit, especially for heavily viewed sites. See also the cache section of the configuration settings. • See the Reduction section of the configuration setting. • See the $wgUseDatabaseMessages setting. • Switching the MySQL table type to MyISAM may be faster for single-user wikis on lower-end computers. See also: MySQL Storage Comparison. • Disable ImageMagick in LocalSettings.php $wgUseImageMagick, t
