Patent ID: 7092975

Claim:
A document storage and retrieval system for storage and retrieval of document images, comprising: a storage center including one or more data storage units, at least one data storage unit employing removable storage media; a storage server for controlling said removable storage media, the storage server being operative to receive data storage and retrieval commands and to write data to and read data from the one or more data storage units in accordance with the commands, the storage server being operative to maintain a storage transaction database for storing data relating to completed storage and retrieval transactions and a storage status database for storing data relating to contents and usage of each data storage unit, as well as a pending request queue for storing pending storage and retrieval commands and data related thereto; and a storage and retrieval monitor for examining the storage transaction database, the storage status database and the pending request queue in order to generate usage information for presentation to a user, the usage information including usage trend information indicating a rate at which storage capacity of said removable storage media is being filled and a projections indicating when said removable storage media will need to be removed and replaced.