Subsystem replacement method
AssigneeHitachi, Ltd.
InventorsTeruo Nagasawa, Takeshi Koide, Katsunori Nakamura
Life of this patent
Estimating the term…
Abstract
A storage system which includes a first storage device, and a storage control device connected to a higher level device and the first storage device. The storage control device controls reading or writing of data from or to the higher level device to or from the storage control device. The storage control device can be connected to another storage control device, and can acquire device information of the other storage control device.
Claims18
A storage system comprising:
- a first storage device;
- and
- a storage control device connected to a higher level device and said first storage device,
- wherein said storage control device controls reading or writing of data from said higher level device to said storage control device, and
- wherein said storage control device can be connected to another storage control device, and can acquire device information of said another storage control device.
A method in a storage system having a first storage device, a storage control device connected to a higher level device and said first storage device, said method comprising the steps of:
- controlling, performed by said storage control device, reading or writing of data from or to said higher level device to said storage control device;
- connecting, performed by said storage control device, said storage control device and another storage control device;
- and
- acquiring, performed by said storage control device, device information of said another storage control device.
Dependencies are inferred from the claim text.