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Data recovery techniques in storage systems

  • US 20040163029A1
  • Filed: 12/01/2003
  • Published: 08/19/2004
  • Est. Priority Date: 12/02/2002
  • Status: Abandoned Application
First Claim
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1. In a storage environment comprising a plurality of servers, the plurality of servers including a first server having a file system storing a plurality of files restored from a backup medium, the plurality of files including one or more data files and one or more tag files corresponding to data files that have migrated from the file system, a computer-implemented method of maintaining consistency of the file system of the first server, the method comprising:

  • providing first information comprising information related to the plurality of files stored in the file system of the first server, the first information comprising a plurality of entries, each entry corresponding to a file and storing status information identifying whether the file is a tag file or a data file, each entry storing attributes information identifying one or more attributes of the file;

    comparing the plurality of files to information included in the first information;

    identifying, based upon the comparing, at least a first inconsistency where information associated with a first file from the plurality of files is inconsistent with information in the first information; and

    performing a first set of one or more operations to resolve the first inconsistency.

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