Patent ID: 7571350

Claim:
A storage system comprising: a host computer for transmitting and receiving data; a plurality of storage apparatuses provided with volumes for storing the data sent by the host computer; a check point setting unit for setting check points as markers during recovery of each volume of the plurality of storage apparatuses; a check point management unit for managing the check points set by the check point setting unit; and a recovery order unit for ordering recovery of the volumes up to the state of the check point for each of the volumes managed by the check point management unit to the plurality of storage apparatuses; wherein the check point management unit and the recovery order unit are provided at a predetermined storage apparatus as a master storage apparatus of the plurality of storage apparatuses, and the recovery order unit orders recovery of the volumes up to the state of the check point for each of the volumes managed by the check point management unit to the plurality of storage apparatuses based on orders from the host computer.