This resource is no longer available
Guidance for Calculation of Efficiency (PUE) in Data Centers
The efficiency ratings of a data center can vary substantially depending on what methodologies are used, which makes calculating the exact consumption and efficiency a bit difficult.
This paper discusses the importance of measuring data center efficiency and details a 3-part methodology that can help make easy work of calculating your exact PDU. Additionally, this paper explores the issues companies face when establishing the PUE of an infrastructure.