Disk array system and disk drive unit

Details Disk array system and disk drive unit Disk array system and disk drive unit

2005-12-01

2008-11-04

Kindred, Alford W. (Department: 2181)

Electrical computers and digital data processing systems: input/

Input/output data processing

Peripheral adapting

C710S062000

Reexamination Certificate

active

07447816

ABSTRACT:
A disk array system including at least one channel control portion for receiving an input/output request of data from an information processor and exchanging the data with the information processor; at least one disk control portion for exchanging the data with a disk drive in accordance with the input/output request; a cache memory for storing the data exchanged between the channel control portion and the disk control portion; a cache switch for forming a communication path between the channel control portion and the cache memory; a shared memory for storing the input/output request exchanged between the channel control portion and the disk control portion; and at least one disk drive unit including the disk drive, and a canister for storing the disk drive; wherein the canister is provided with a power unit for supplying electric power to the drive device for driving the disk drive.

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