We are all trying to make our data centers green. It’s part of being a good corporate citizen as well as being a good citizen of the earth. When you look at those places in the corporate infrastructure that eat up the most energy, the data center usually fall close to the top of the list for the IT department. So executives or clients are asking you what you are doing to spend less on energy. Your data center Power Usage Efficiency (PUE) provides insights into your efficiency efforts.

Like they say in the P90 workout, “You can’t tell where you’re going unless you know where you’ve been.” Before you can start showing how effective the changes in investment and operating processes are a baseline must be established. That baseline must be repeatable and verifiable.