PUE: Time to Start Grading on the Curve?

As ultra-low PUE ratings abound, how do you make the best use of the metric in building and operating a data center? Yahoo’s Scott Noteboom says he favors grading on the curve – the sloping curve as PUE readings gradually improve as the data center moves toward full utilization. Read More

Energy Efficiency Guide: Heat Recycling

A growing number of data centers are redirecting the heat from their hot aisles to nearby homes, offices, greenhouses and even swimming pools. The ability to re-use excess heat from servers is being built into new data centers, helping to improve the energy efficiency profile of these facilities. Read More

Energy Efficiency Guide: Aisle Containment

Containing the air in the data center – separating cool supply air and warm exhaust air – is an important energy efficiency strategy that figures prominently in energy efficiency optimizations. Users have the option of containing the cold aisle or the hot aisle. Read More

Energy Efficiency Guide: Data Center Temperature

Is it the end of the “cooler is better” attitude? The industry is looking at how a shift of a few degrees can allow for continued IT operation, while saving energy and reducing costs. Similarly, water temperatures used for cooling are on the rise also. Read More

Energy Efficiency Guide: Monitoring and CFD

There’s a saying in data center circles that “you can’t manage what you can’t measure.” That’s why monitoring and analysis are key components of a data center energy efficiency program. Here’s a look at several approaches to monitoring the data center environment to detect problems and implement improvements. Read More

Data Center Energy Efficiency Guide

In the data center business, energy efficiency is a business imperative. Some of the industry’s leading data center operators and vendors have shared tips on strategies and best practices in design and operations. Data Center Knowledge has compiled our coverage and industry thought leadership in a series called the Data Center Energy Efficiency Guide. This series examines the issues in energy efficiency. Read More

Energy Efficiency Guide: Assessment

Data Center Energy Efficiency Guide: In developing a plan to improve the energy efficiency of your data center, the first step is to gain an understanding of the current conditions. Here are tips on simple fixes to common problems that can provide short-term improvement without huge expense. Read More

Energy Efficiency Guide: Processors and Servers

Data Center Efficiency Guide: Purchasing servers is a key factor in making data centers more cost-effective and energy efficient. Chip makers have made significant strides in improving the energy efficiency of their processors, and new vendors are building servers based on low-power processors originally developed for the mobile market. Read More

Roundup: Hardcore, Internap, Platform, Telecity

Sun co-founder Scott McNealy to advise “liquid blade” maker Hardcore Computer, Internap CDN delivers content for Sundance Festival, new cloud management release by Platform Computing, Telecity honored for green Paris data center. Read More

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