PUE for data centers - updated measurement of energy efficiency

On our sister blog, ServerProblemsSolved.com, I've published some thoughts about the updated data center efficiency metric called PUE, short for Power Usage Effectiveness. If you areresponsiblefor a data center or are interested in green IT, make sure to read as well the white paper put out by the Green Grid that details the updates that have recently been made to how to calculate PUE.