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Apparatus and method for instant copy of data

  • US 20030005248A1
  • Filed: 06/19/2001
  • Published: 01/02/2003
  • Est. Priority Date: 06/19/2000
  • Status: Active Grant
First Claim
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1. A method of performing an instant copy of data, comprising:

  • receiving a write operation to a data location in one of an initial physical storage area and an additional physical storage area;

    performing an instant copy operation on the data location; and

    writing new data to the data location in accordance with the write operation, wherein the instant copy operation includes generating a pointer to one of the new data and original data in the data location.

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