VMworld 2007 was the fourth annual VMworld conference, with more than 10,000 attendees, nearly 150 sponsors and exhibitors, and more than 350 breakout sessions and hands-on labs. VMworld 2007 took place on September 11-13 at the Moscone Center in San Francisco, CA, where IT professionals and executives, technology providers and industry experts from around the world convened to share their ideas on virtualization and to unveil the newest technologies and products and best practices for deploying virtualization solutions.