Patent ID: 7139810
Filing Date: 2006-11-21
Classification: G06F

Abstract:
1. A system for storing data, comprising: a first storage area to store data; a second storage area to store data; a first storage control unit configured to control the first storage area; and a second storage control unit configured to control the second storage area; wherein, in response to a first write request issued to write data in the first storage area, the first storage control unit is configured to write data associated with the first write request to the first storage area and to transfer the first write request to the second storage control unit, the second storage control unit being configured to write the data associated with the first write request to the second storage area; and wherein, in response to a second write request issued to write data in the second storage area, the second storage control unit is configured to transfer the second write request to the first storage control unit without writing data associated with the second write request to the second storage area prior to transferring the second write request to the first storage control unit.