How Google Cools Its 1 Million Servers

As Google showed the world its data centers this week, it disclosed one of its best-kept secrets: how itcools its custom servers in high-density racks. All the magic happens in enclosed hot aisles, including supercomputer-style steel tubing that transports water — sometimes within inches of the servers. How many of those servers are there? Google has deployed at least 1 million servers, according to Wired, which got a look inside the company's North Carolina data center. The disclosures accompany a gallery ofstriking photos by architecture photographer Connie Zhou, who discusses the experience and her approach to the unique assignment.

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