System that provides optimum printer system in consideration of environmental burden, the method, the print server and the print server can be run in a computer program used in a system that provides an optimal printer system in consideration of environmental load

摘要

A print server selects a printer system to execute a print job received from a client, the printer system selected from among a plurality of printer systems connected to the network, the print server comprising a basic information acquiring section that acquires, at predetermining timing, unit price calculation basic information on printer systems in operation including at least information on environmental load information from at least one of the plurality of printer systems and external computers, a unit price calculating section that calculates a print unit price for each printer system based on the acquired unit price calculation basic information, a storage section that stores the calculated unit price in association with identification information for identifying the printer system and a sending section that sends the print unit prices and the identities of the printer systems associated with the calculated unit prices to the client.