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Storage system and data guarantee method

  • US 8,180,952 B2
  • Filed: 10/20/2008
  • Issued: 05/15/2012
  • Est. Priority Date: 08/26/2008
  • Status: Active Grant
First Claim
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1. A storage system comprising:

  • a storage device for storing received data, the storage device performing a wear leveling process for averaging of a quantity of uses among pages of the storage device;

    a storage controller for controlling the storage device;

    an address data setting control unit which joins address data for specifying a logical address of the data to both a front end and a back end of the data at least when the data is stored over a plurality of pages in the storage device among data stored in the storage device; and

    a determination unit which, upon the data stored over the plurality of pages being read, determines whether or not the data stored over the plurality of pages is correct based on the address data joined to both the front end and the back end of the data.

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