Solr
Apache Solr 3.5 for Drupal 7
http://duntuk.com/how-install-apache-solr-drupal-7
http://web3us.com/drupal6/how-create-web-site-handbook/apache-solr-drupal/apache-solr-3-drupal-7-turtorial-screen-shots
Установка apache solr 3.5 для drupal 7 debian 6