Efficiency gurus from Amazon Web Services, Google, the Uptime Institute, eBay, Green Grid and the Lawrence Berkeley National Lab share best practices in videotaped sessions from the Google Data Center Efficiency Summit.

This video features a best practices presentation by Amazon Web Services Vice President James Hamilton, a tour of a Google data center and a Q&A panel discussion with Hamilton, Uptime Institute Executive Director Kenneth G. Brill, Olivier Sanche, senior director of data center services for eBay, William Tschudi of the applications team in the Environmental Energy Technologies Division at Lawrence Berkeley National Laboratory, and Luiz Barroso of Google, who served as moderator.

The video is one of three from the Google Data Center Efficiency Summit in April 2009. It runs about 2 hours 15 minutes. The others as well as slide decks of summit presentations can be viewed at Google's Efficient Computing page.