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Mountable container backups for files

  • US 9,996,429 B1
  • Filed: 04/14/2015
  • Issued: 06/12/2018
  • Est. Priority Date: 04/14/2015
  • Status: Active Grant
First Claim
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1. A method comprising:

  • identifying a file, stored in a volume of a client, for backup in a mountable format to a backup storage server;

    creating on the client a template virtual volume that corresponds to the volume of the client in which the file is stored;

    identifying a set of file extents occupied by the file to be backed up;

    obtaining a first file extent;

    determining whether the first file extent is within the identified set of file extents occupied by the file to be backed up;

    if the first file extent is not within the set of file extents,accessing the template virtual volume, andcopying a block associated with the template virtual volume to the backup storage server; and

    if the first file extent is within the set of file extents,accessing the file in the volume, andcopying a block associated with the file in the volume to the backup storage server.

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