More advanced Cron handling was added to Tiki6

http://sourceforge.net/p/tikiwiki/code/HEAD/tree/trunk/tiki-batch_todo.php

Next step is to have it web-based like Drupal's Poormanscron

TRIM could also be used to launch it...

See also: Workers

Related links

• http://docs.moodle.org/23/en/Cron

batch job | batch process | Cron job | Cron tab | Cron | Scheduled Task