Patent ID: 6446175
Filing Date: 2002-09-03
Classification: G06F

Abstract:
A storage control system for creating a remote copy of data to a tape medium, the system comprising:a primary storage system having at least one local storage disk and a primary storage controller that controls the allocation of data located on the local storage disk; a remote storage system having at least one remote storage disk, and a secondary storage controller that controls the allocation of data on the remote storage disk, said secondary storage controller coupled to said primary storage controller to receive control signals from the primary storage controller, the secondary storage controller adapted to receive data transmissions from the primary storage controller and copy the data to the remote storage disk; and a tape backup system located at a remote site and coupled to the secondary controller, the tape backup system adapted to receive control signals from the secondary controller and data transmissions from the secondary controller, and adapted to copy data located on the remote storage disk to the tape medium in response to backup control signals from the secondary controller.