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METHOD FOR MAINTAINING MULTIPLE FINGERPRINT TABLES IN A DEDUPLICATING STORAGE SYSTEM

  • US 20130097380A1
  • Filed: 10/14/2011
  • Published: 04/18/2013
  • Est. Priority Date: 10/14/2011
  • Status: Active Grant
First Claim
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1. A computer system comprising:

  • a data storage medium;

    a first fingerprint table comprising a first plurality of entries; and

    a second fingerprint table comprising a second plurality of entries;

    wherein each of the first plurality of entries and each of the second plurality of entries are configured to store fingerprint related data corresponding to data stored in the data storage medium;

    wherein the first fingerprint table is configured to store entries corresponding to data stored in the data storage medium which has been deemed more likely to be successfully deduplicated than other data stored in the data storage medium; and

    wherein the second fingerprint table is configured to store entries corresponding to data stored in the data storage medium which has been deemed less likely to be successfully deduplicated than other data stored in the data storage medium.

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