| 摘要 |
<p>This invention is provided with: a redundancy processing unit (22) for setting up a redundant configuration using a plurality of devices (4); a device monitoring unit (23) for determining at least one device (4), of surplus devices exceeding a prescribed number of devices required for maintaining the redundancy of the devices (4) in the redundant configuration, as the device to be switched to a stopped state; and a control unit (30) for stopping the power supply to the device (4) that is to be switched to the stopped state, determined by the device monitoring unit (23).</p> |
