sugarcrm/sugarcrm_dev — pull request #122 by esimonetti (2012-09-20 01:00:19+00:00)
Title: If I have a task that runs every 2 minutes and if the task takes longer than 2 minutes to run, then the scheduler will proceed to run the task again even though the first one has not finished.

The issue is described in detail on this bug:

http://www.sugarcrm.com/support/bugs.html?bug_number=%252056144#issue_56144

Fixed by Michelle Lau @ InsightfulCRM