The vBulletin 4 search engine leaves a lot to be desired, so here's instructions (including all the files you will need) to utilize Sphinx as a search engine on your vBulletin forum. Sphinx is a
crazy fast search engine that offloads the worst SQL queries from your DB servers. Also included is support for the "Post Areas" portion of this forum that you can see under member's profiles.
This implementation supports all searchable vBulletin 4 content types (posts, threads, forums, groups, visitor messages, blogs and articles).
Requirements- You need to have the Sphinx search engine installed and running on your server. The supplied config file is based on a default compile/install (not overriding any compile options) of the latest version of Sphinx (0.9.9) like so: ./configure;make;make install (if you need help installing Sphinx, see this article).
If you have set non-default compile parameters, you may need to adjust the paths set in the supplied config file. - You must have vBulletin 4.
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