What to Read at DCK: Week of Oct. 30

Video: The Fully Operational iDataCenter - Even as Apple begins to ramp up production at the 500,000 square foot iDataCenter, there are rumors circulating that Apple may be planning to build a second 500,000 square foot facility on the site. A new video shows the completed iDataCenter, and gives a scope of the massive size of the facility.

The Next Efficiency Frontier: Underclocking - New research from Data Center Pulse has identified potentially significant power savings from dynamically adjusting the clock speed of CPU processors to match IT workloads. Early results of testing suggest that overclocking and underclocking processors as workloads fluctuate can reduce a server’s energy use by as much as 18 percent.

Roundup: The Open Data Center Alliance - Does the data center sector need another industry group? Intel and a group of major IT end users thinks so. Yesterday they launched the Open Data Center Alliance, a “vendor agnostic” consortium that intends to use the collective buying power of its members to shape technical standards for cloud computing.

Fortune Data Centers Adds Power Choice - Fortune Data Centers has received approval from Pacific Gas and Electric Company (PG&E) to transfer to Direct Access (DA) power service, a move that will give customers access to cheaper and greener power, the company said today. The Direct Access program allows eligible PG&E customers to competitively source electricity directly from other energy suppliers.

QTS Closes on $125 Million Credit Facility - QTS (Quality Technology Services) has closed on a new, $125 million revolving credit facility. The credit facility is secured by the QTS Atlanta Metro Data Center, and includes an “accordion” feature that could allow the company to borrow up to $250 million.

Emerson Brings Cooling to the Server Tray - As data center operators struggle with high-density computing loads, cooling technologies continue to move closer to the processor. On Tuesday Emerson Network Power introduced a new cooling system that brings refrigerant-based cooling inside the server tray.

Q&A: ARIN’s John Curran on the IPv6 Transition - For the past several years, the American Registry for Internet Numbers (ARIN) has been attending trade shows and conferences to spread the word about IPv4 depletion and IPv6 adoption. We recently conducted a Q-and-A with John Curran, President and CEO of ARIN, to get an update on the IPv6 transition.