×

Data copying method and apparatus in a thin provisioned system

  • US 20070067588A1
  • Filed: 11/22/2006
  • Published: 03/22/2007
  • Est. Priority Date: 03/29/2005
  • Status: Abandoned Application
First Claim
Patent Images

1. A Storage system coupled to a host computer, the storage system comprising:

  • a storage controller coupled to a plurality of physical storage devices, that conducts an write request with logical block address from the host computer;

    a source volume configured with at least one of the plurality of physical storage devices for storing write data associated with the write request;

    wherein based upon a request from the host computer for migrating data in the source volume to a target volume, the storage controller allocates at least one of storage segments in the plurality of physical storage devices to the target volume and associates the allocated storage segment in the target volume with the logical block address containing the write data to copy the write data from the source volume to the target volume.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×