I have discovered the solution, thanks to another forum participant: http://groups.google.com/group/growldiscuss/browse_thread/thread/f518206e13238d62#
If the idle time is set to less than 30 seconds, Rollup and History don't work. -- You received this message because you are subscribed to the Google Groups "Growl Discuss" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/growldiscuss?hl=en.
