What is Data Center Energy Efficiency? – Part 1

On the surface this may seem like a fairly straightforward question, but the reality is that data center energy efficiency is rather elusive. While many people discuss it on a regular basis, very few seem to hit the nail on the head. A reason for this is that many in the industry tend to focus on PUE as a genuine indicator of data center energy efficiency, when it really isn’t. It’s merely just a proxy.