Patent ID: 6594726
Filing Date: 2003-07-15
Classification: G06F

Abstract:
A digital data storage system comprising:A. at least one storage device configured to store a series of records, the records being organized in a plurality of tracks, each track being associated with one of a plurality of cylinders; B. a descriptor memory configured to store at least one descriptor associated with said at least one storage device, said at least one descriptor containing selected information relating to the operational status at least one storage device, said selected information including, for each track, a write pending flag and a fast write pending flag; C. a channel adapter configured to receive requests from a host, one type of request including a fast write request to initiate a fast write operation in connection with one of said tracks and another type of request including a commit request to terminate the fast write operation, the channel adapter, after receiving a request of the fast write type for one of said tracks, setting the fast write pending flag associated with the one of said tracks, and, after receiving a request of the commit type for said one of said tracks, copying the fast write pending flag associated with the one of said tracks to the write pending flag associated with the one of said tracks, and clearing the fast write pending flag associated with the one of said tracks.