All this storages can be full size reply storage or save only a chunk, with the posibility to set the chunk size. (better when used with store as log option.) 

This module is the complement for the tools presented here, it will allow you to set up the cronjob fetch interval from the joomla backend. As the other tools we've developed this one to aid the busy webmaster, this module simplifies the cronjob setup by not requiring the user to set a cron job on the hosting admin pannel, or maybe even delegating this task to a user that is not allowed to enter the hosting pannel.

 

Also mod_timedfetch can be used, among other uses, to fetch the image of the day from another site and getting it to update automatically without needing to update the content... 

 

Download mod_timedfetch free here