Cron (command)
From LimeSurvey Manual
Usage
This event is used when server admin sets a crontab command.
How to use
This event needs to be called with php cli command.
php yourlimesurveydir/application/commands/console.php plugin cron --interval=X
Input
The event receives the following information:
interval the interval parameter, set this to the interval (in minutes) you want to run this cron job. Plugins can use this information to self-limit their execution time or check when the event will fire next.