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Micro-journaling of data on a storage device

  • US 20070097535A1
  • Filed: 11/03/2005
  • Published: 05/03/2007
  • Est. Priority Date: 11/03/2005
  • Status: Active Grant
First Claim
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1. A method for preserving data on a hard disk drive, said method comprising:

  • storing a copy of data read from at least one sector of a hard disk in a non-volatile memory location of said hard disk drive; and

    using said copy of data to verify that a modified copy of data has been correctly written to said at least one sector.

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