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METHOD AND APPARATUS FOR REDUCING THE AMOUNT OF DATA IN A STORAGE SYSTEM

  • US 20090043983A1
  • Filed: 10/21/2008
  • Published: 02/12/2009
  • Est. Priority Date: 03/22/2006
  • Status: Active Grant
First Claim
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1. A method for managing data in a storage system comprising the steps of:

  • selecting a set of volumes in which an amount of stored data should be reduced, wherein said stored data are full data;

    converting said selected set of volumes into a base volume and a virtual volume, wherein the total amount of actual disk space of the set of volumes are reduced after said conversion.

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