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Rebuilding drive data

  • US 9,009,526 B2
  • Filed: 01/24/2013
  • Issued: 04/14/2015
  • Est. Priority Date: 01/24/2013
  • Status: Expired due to Fees
First Claim
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1. A system, comprising:

  • an array of drives comprising a first disk drive and at least a second disk drive; and

    a controller communicatively coupled to the array of drives, the controller to identify an inaccessible portion of the first disk drive, and perform a disk drive rebuild comprising a first stage and a second stage that follows the first stage;

    wherein during the first stage, the controller is to regenerate data corresponding to the inaccessible portion of the first disk drive, and store the regenerated data to the second disk drive; and

    during the second stage, the controller is to copy data from an accessible portion of the first disk drive to the second disk drive.

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