Patent ID: 7222245

Claim:
A method of managing power of a system, comprising the steps of: identifying a resource consuming power of the system; changing utilization of the resource affects a parameter; representing a mean value of a plurality of utilization values of the resource by a first variable; representing a mean value of a plurality of values of the parameter by a second variable; determining a relationship between the first variable and the second variable; for a selected value of the second variable, based on the relationship, selecting a corresponding value of the first variable, and causing the resource to be utilized at a level corresponding to the selected value of the first variable; wherein a value of the first variable is calculated from a plurality of utilization values of the resource that are periodically obtained; a value of the second variable is calculated from a plurality of values of the parameter that are periodically obtained; associating the selected value of the second variable with a probability for this value to be below a predetermined value; based on this probability and the selected value of the second variable, determining a new value of the second variable; and selecting a new value of the first variable corresponding to the new value of the second variable.