Data transfer device with computed start times for data blocks

摘要

A data reading device for accepting an external data transfer request, reading desired data from a storage device which stores various data and transferring the data to a sender of the data transfer request, which includes a client for issuing a reading request which designates data corresponding to a data transfer request and a time of a reading deadline of the data, a reading request sorting unit for accepting and storing an issued reading request and fetching them in descending order of reading deadlines, and a file reading unit for reading data corresponding to a reading request fetched by the reading request sorting unit from the data storage device.