So . You have a large site and you try to build a search functionality for it.
I’m going to test some opensource solutions that are out there. Of course all of them i will test on TFM/Gnu Linux.
First one is – Sphinx
They have a nice website here: http://sphinxsearch.com/
Installing it is pretty easy: rpm -Uvh sphinx-2.0.6-1tfm.i686.rpm
Now it’s time to configure it: