1. A method of file cache management in a computer system, comprising: creating a resource group that will include a set of processes that are running in the computer system, said creating the resource group comprising selecting processes as members of the resource group; developing one or more cache management policies for the resource group, wherein the one or more policies are used for managing cache memory in the computer system and are created by use of an interface module; downloading the one or more cache management policies from the interface module to a file cache management system that enforces cache management policies; and managing one or more subsequent requests for cache memory in accordance with the one or more cache management policies, wherein the one or more subsequent requests are transmitted from a process in the resource group.