Manual:UpdateSearchIndex.php

updateSearchIndex.php is a maintenance script used to update text search index for the recently changed pages. Note that it will not update the search index for the pages that do not appear in Special:Recentchanges.

Invocation
php maintenance/updateSearchIndex.php [-s start-timestamp] [-e end-timestamp] [-p posfile] [-l locktime] [-q]

Example
$ php maintenance/updateSearchIndex.php -s 20081020224040 Updating searchindex between 20081020224040 and 20091209103945 --- Waiting for lock --- --- Unlocking -- Done