Patent ID: 7130765
Filing Date: 2006-10-31
Classification: G06F,G06Q,Y02D

Abstract:
1. A computer implemented method of controlling a performance of a computer having a memory means, an operation processing means, a monitoring means and a performance control means, said method comprising: controlling, by the operation processing means, a performance represented by the number of instructions executed per unit time; measuring, by said monitoring means, the performance of said operation processing means at predetermined intervals; controlling, by said performance control means, the operation processing means to modify the performance of said operation processing means; storing, in said memory means, control information which is a standard for modifying the performance of said operation processing means; storing, in said memory means, history information of the performance of said operation processing means measured by said monitoring means; and controlling, by said performance control means, the performance of said operation processing means in a range between an upper limit and a lower limit on the basis of said control information and said history information stored in said memory means.