A data center is a facility used to house computer systems and associated components, such as servers, routers, switches and firewalls, as well as supporting components like backup equipment, fire suppression facilities and air conditioning. The data center is the brain of a company and the place where the most critical processes are run. Although data center designs are unique, they can generally be classified as Internet or enterprise
In the 1940s, computers were so large that individual rooms had to be specially set aside to house them. Early computer systems were complex to operate and maintain, and required a special environment in which to operate.
Prior to 1960 (1945), the Army developed a huge machine called ENIAC (Electronic Numerator, Integrator, Analyzer, and Computer):
- Weighed 30 tons
- Took up 1,800 sq ft of floor space
- Required 6 full-time technicians to keep it running
- Did 5000 operations per second