Offeredload is the total traffic load, including load that results from retries, submitted to a telecommunications system, group of servers, or the network over a circuit.
Two files are offered for each version release: an uncompressed file and a "minified" file (this highly compressed version is faster to load but impossible to trace if you're so inclined).
Finally this article offered the configuration of computer system of monitor central station and compared the advantage and disadvantage, put forward an applying pattern scheme of load control system.