Apparatus and method to provide data storage device failover capability

摘要

A method and apparatus to provide failover capability to a data storage and retrieval system in the event of a failure of a data storage drive, where that data storage and retrieval system includes one or more active data storage devices and one or more reserve data storage devices. In the event of a failure of an active data storage device, Applicants' data storage and retrieval system suspends all pending operations using that failed device, allocates a reserve data storage device to perform those suspended operations, and then resumes those suspended operations.