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SNAPSHOT STORAGE AND MANAGEMENT SYSTEM WITH INDEXING AND USER INTERFACE

  • US 20110131187A1
  • Filed: 01/18/2011
  • Published: 06/02/2011
  • Est. Priority Date: 10/07/2002
  • Status: Active Grant
First Claim
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1. A method for replacing data in a primary volume stored at a first device identified by a first logical unit number with data in a recovery volume stored at a second device identified by a second logical unit number, the method comprising:

  • updating a memory to indicate that the primary volume is no longer identified by the first logical unit number;

    updating the memory to indicate that the recovery volume is no longer identified by the second logical unit number; and

    updating the memory to indicate that the recovery volume is identified by the first logical unit number,wherein the recovery volume comprises multiple snapshots of the primary volume.

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