Manual:PurgeParserCache.php

Details
purgeParserCache.php file is a maint-scripts>Special:MyLanguage/Manual:Maintenance scripts|maintenance script to remove old objects from the parser cache. This script only works when the parser cache is in an SQL database, by setting var1>Special:MyLanguage/Manual:$wgMainCacheType|$wgMainCacheType or var2>Special:MyLanguage/Manual:$wgParserCacheType|$wgParserCacheType to their appropriate values.

Usage
Go to the maintenance directory and run:

php purgeParserCache.php [ --expiredate | --age ]

You must specify either   or  .