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Migrating stored copies of a file to stored encoded data slices

  • US 8,904,226 B2
  • Filed: 08/05/2011
  • Issued: 12/02/2014
  • Est. Priority Date: 08/26/2010
  • Status: Active Grant
First Claim
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1. A method comprises:

  • identifying a set of stored files that includes an original file and one or more back-up copies of the original file;

    dispersed storage error encoding one of the set of stored files to produce a plurality of sets of encoded data slices;

    facilitating storage of the plurality of sets of encoded data slices; and

    facilitating deletion of the set of stored files, wherein at least some of the plurality of sets of encoded data slices overwrite at least a portion of a back-up copy of the one or more back-up copies.

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