"So, your organization has finally decided to double the number
of Linux workstations in your cluster. Now you've got twice as much
computer power as before, right?
"Wrong. It's not that simple. Old habits die hard, and your
organization will probably continue trying to submit most of its
jobs to the old computers. Or, used to the old computers being
overloaded, your users will submit most of their jobs to the new
computers, leaving the old ones idle..."