The Challenge of Efficiency Investments

One question I often get is why companies don't make efficiency update to their datacenters more regularly. Part of the answer is the complexity and associated fear of modifying an operating IT infrastructure, which is especially challenging in 24x7 environments. However, there's another set of issues. Here's a typical scenario:…

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Data Center Energy, Revisited

Knowing my longstanding interest in computing and sustainability, a number of people sent me the NYT article, Power, Pollution and the Internet on the inefficiencies of data centers (or as the link to the article says, "data-centers-waste-vast-amounts-of-energy-belying-industry-image.html"). Here are my thoughts on some of the points raised by the…

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