Patent ID: 6496948
Filing Date: 2002-12-17
Classification: G06F

Abstract:
An estimator program that performs method steps for estimating the availability of an operating server farm designed to serve a particular number of clients â€œnâ€  comprising the steps of:(a) inputting a group of parameters involving at least one server farm parameter and one single-server parameter; wherein said step (a) of inputting said group of parameters includes the steps of: (a1) selecting for input said particular number of clients â€œnâ€  for utilizing said server farm; (a2) selecting for input a maximum single server workload of users; (a3) selecting for input a normal single server workload of users as a percent of the maximum (peak) single server workload of users; (a4) selecting for input a mean time to repair (MTTR) a single server; (a5) selecting for input a mean time to failure (MTTF) for a single server; (b) generating an estimate of farm size for said server farm; (c) establishing the server farm reserved number of servers; (d) providing an estimate of the mean time to failure (MTTF) for said server farm; (e) estimating the availability of said server farm.