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STORAGE CONTROL APPARATUS AND STORAGE CONTROL APPARATUS CONTROL METHOD

  • US 20130055013A1
  • Filed: 08/29/2011
  • Published: 02/28/2013
  • Est. Priority Date: 08/29/2011
  • Status: Active Grant
First Claim
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1. A storage control apparatus used by a higher-level apparatus, comprising:

  • a controller, and multiple storage devices controlled by this controller, whereinthe multiple storage devices configure a parity group, which enables data restoration by parity,the storage control apparatus further comprising;

    a blocking process part for blocking a prescribed storage device from among the multiple storage devices;

    a management information storage part for storing management information for managing for each of the storage devices a prescribed area having data from a higher-level apparatus from among the storage areas of the respective multiple storage devices;

    a determination part for determining whether a storage area of the prescribed storage device is the prescribed area based on the management information; and

    a rebuild control part for executing a rebuild process with respect to an area determined to be the prescribed area from among the storage areas of the prescribed storage device.

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