Now a lot of hardware is added to the computer machine compartment. The miniaturization process of components enables us to put more devices into smaller racks, so we have the "thinner" hardware we can see now, such as think 1U, 2U, rolling reamer machine. This means that we can put more hardware into the cabinet to make more effective use of floor space. But trouble also followed.
Refrigeration has received the most widespread attention. Because the higher the space density of heating electronic equipment, the advanced refrigeration means required. However, when people are concerned about the difficult refrigeration problem, they often ignore the weight increment of IT equipment and the impact of this change on the entire architecture. When each server becomes heavier and piles more, the racks and cabinets must be more spacious and firm accordingly.