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Apparatus, system, and method for managing data in a storage device with an empty data token directive

  • US 8,261,005 B2
  • Filed: 12/06/2007
  • Issued: 09/04/2012
  • Est. Priority Date: 12/06/2006
  • Status: Active Grant
First Claim
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1. A method for managing data stored on non-volatile storage media, the method comprising:

  • receiving a message from a file system configured to send the message in response to the file system receiving a storage request that identifies data on a non-volatile storage media that does not need to be preserved, the message indicating that a logical identifier is no longer in use to reference data stored on the non-volatile storage media; and

    recording that contents of a particular physical storage location of the non-volatile storage media associated with the logical identifier do not need to be preserved.

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