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Techniques to truncate data files in nonvolatile memory

  • US 7,979,624 B2
  • Filed: 03/31/2006
  • Issued: 07/12/2011
  • Est. Priority Date: 03/31/2006
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a truncate module, executed by a controller, to perform one or more truncate operations to invalidate a portion of a data file written to a nonvolatile memory; and

    said truncate module to track, in a dynamic link table, only a most recent truncate operation performed in said nonvolatile memory in a volatile memory, wherein the dynamic link table is arranged to track only valid information on the data file, wherein said nonvolatile memory to enforce a sequential addressing requirement during the one or more truncate operations.

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