Conducted by Harris Interactive, the study found that IT executives are increasingly aware of energy, with three quarters of the nearly 200 executives queried saying energy efficiency has become a buying priority. David Douglas On the other hand, the study found that many IT directors–38 percent of respondents–do not know how much they are spending on electricity. “There are people out there running out of power in their data centers and thinking about energy but have not yet moved to the next stage–managing power consumption, which is a sizable piece of their budget,” said David Douglas, Sun’s vice president of eco-responsibility.