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Disk array system and method for controlling disk array system

  • US 20050120263A1
  • Filed: 12/30/2004
  • Published: 06/02/2005
  • Est. Priority Date: 11/28/2003
  • Status: Active Grant
First Claim
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1. A storage system, comprising:

  • a controller controlling to write data to a plurality of storage regions and to read data from said storage regions; and

    a plurality of disk drives coupled to said controller having said storage regions, wherein said controller implements an integrity check of some objects to check and, in case of receiving a read request, processes said read request if said integrity check was implemented at a object concerning to said read request among said objects and implements said integrity check of said object if said integrity check was not implemented at said object.

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