[hobbit] interesting patterns in graphs

On Wednesday 01 October 2008, Jon Boede wrote:

Our ping times occasionally turn up graphs like the attached... It seems to me that this is an artifact of how rrd averages multiple into time "buckets" but I am not quite sure of that... anybody have an opinion as to what causes it? No. But I do have the same graphs on multiple hobbit installations. This issue was mentioned before on the mailint list but nobody had an answer.

Stef