Server farm

A server farm is a collection of computer servers usually maintained by an enterprise to accomplish the server needs far beyond the capability of one machine. It also allows distribution of tasks so that when one particular server (such as e-mail) fails, the entire system is not stopped.

A tower of servants is a group of servants, normally maintained by a company or university to execute tasks that go beyond the one capacity sóla current machine, like alternative, generally economic, to a supercomputer. Also it makes the distribution possible of tasks, so that the system gains certain tolerance to failures, since if one of the servants spoils, the system continues working, noticing solely a loss of yield.