Agile paddling with App Engine: lessons learned building the Canoe '09 website

Pretty amazing numbers, over 1,000,000 request served, some at a rate of 350 requests/sec.. Some of the things that they had to cope with in such a short time frame is pretty impressive.
(Python/Django environment)

http://googleappengine.blogspot.com/2009/09/agile-paddling-with-app...