Patent ID: 6317778
Filing Date: 2001-11-13
Classification: H04L

Abstract:
In a system adapted to receive requests for objects from one or more clients, the system having at least one of a plurality of nodes, each node including at least one of a plurality of caches, a method for replacing any one of said objects stored in said at least one of the plurality of caches comprising the steps of:selecting more than one performance criterion of the system from a plurality of performance criteria;assigning at least one of a plurality of metrics to said more than one performance criterion;calculating the desirability of storing an object of said objects in any one of the plurality of caches by calculating at least one of a plurality of desirability values for at least one of said objects based on said at least one of the plurality of metrics; andreplacing said any one of said objects stored in said at least one of the plurality of caches based on said at least one of the plurality of desirability values.