Disc control device having reduced seek time by scheduling disc

Details Disc control device having reduced seek time by scheduling disc Disc control device having reduced seek time by scheduling disc

1995-06-09

1998-10-27

Lee, Thomas C.

395552, 395557, 395825, 395860, G06F 104, G06F 300

Patent

active

058289020

ABSTRACT:
A disc control device for holding a plurality of read requests as a queue, arranging the read requests and a newly inputted read request, reading out the read requests from the queue in the arranged order, and controlling the output of the requested data from a disc, comprises a queue unit for temporarily holds the read requests as the queue in which the read requests can be arranged, the read requests requesting data readout from the disc; an allowable time hold unit holds allowable time, which shows how much more delay can be allowed in order to satisfy delay time until the end of the data output, of each read request in the queue, the delay time being decided based on the ranking in the read request in the queue; and an arrangement control unit arranges the read requests in the queue along with the newly inputted read request in the queue based on the allowable time of each read request in the queue, each time a new read request is inputted.

REFERENCES:
patent: 4638424 (1987-01-01), Beglin et al.
patent: 4998030 (1991-03-01), Cates
patent: 5453779 (1995-09-01), Dan et al.
patent: 5461415 (1995-10-01), Wolf et al.
patent: 5495339 (1996-02-01), Stegbauer et al.
patent: 5541919 (1996-07-01), Yong et al.
patent: 5561456 (1996-10-01), Yu
patent: 5561825 (1996-10-01), Yamagami et al.
"I/O Issues in a Multimedia System" by A.L. Narasimha Reddy et al., Computer, vol. 27, No. 3, pp. 69-74, IEEE, Mar. 1994.

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