We just started using sphinx (http://sphinxsearch.com http://sphinxsearch.com). So far, we are very happy with the results we are seeing. For a typical LAMP a

We just started using sphinx (http://sphinxsearch.com http://sphinxsearch.com). So far, we are very happy with the results we are seeing. For a typical LAMP architecture, Sphinx is a very neat fit. Craig's List just went to Sphinx.