Cron (command)
From LimeSurvey Manual
When
This event happen when server admin set a crontab instruction.
How to use
This event need to be call with php cli instruction.
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 run this cron job. Plugins can use this information to self-limit their execution time, or get an idea of when the event will fire next.