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System and method for identifying third party copy devices

  • US 7,469,274 B1
  • Filed: 12/19/2003
  • Issued: 12/23/2008
  • Est. Priority Date: 12/19/2003
  • Status: Expired due to Fees
First Claim
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1. A computer-implemented method comprising:

  • identifying a plurality of third-party copy devices, wherein each of the third-party copy devices is configured to respond to an extended copy command by copying data from one storage device to another storage device, wherein the identifying comprises issuing a command to probe information to each of the third-party copy devices;

    receiving a first extended copy command, wherein the first extended copy command specifies a source storage device from which first data will be transferred and a destination storage device to which the first data will be transferred as part of a data protection operation;

    identifying a third-party copy device coupled to the source storage device and the destination storage device, wherein the third-party copy device is one of the plurality of third party copy devices; and

    determining a performance characteristic of at least one of;

    (1) the third-party copy device, and (2) a connection between the third-party copy device and the source storage device.

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