Zombie Servers study [2017] – 30% of enterprise servers did nothing useful

Study from 2017 which looked at data from 2014-2015 https://info.anthesisgroup.com/hubfs/PDFs%20(guides%20etc)%2...

From the submitted page

"Fellow at Stanford University, published leading research revealing that 30% of enterprise servers in the five facility, 4000 server sample were comatose, performing no useful computing over a 6 month period or more."