| 摘要 |
A storage apparatus 10 that writes data to a storage drive 20 or reads data from a storage drive 20 in response to an I/O request sent from a server apparatus 2, and includes a plurality of AC-DC power supplies to supply the storage drive 20 with drive power is provided with a plurality of power supply paths provided for the respective AC-DC power supplies 22 configured to supply the storage drive 20 with drive power from the AC-DC power supplies 22, respectively and a plurality of gate units provided to the respective power supply paths and configured to stop supplying drive power to the storage drive 20 through the corresponding power supply path when detecting voltage abnormality in the drive power supplied from the AC-DC power supply 22 to the storage drive 20. For example, the power supply paths are provided to allow each of the storage drives 20 belonging to a same RAID group 51 to receive the supply of the drive power from the AC-DC power supplies 22 through different power supply paths, respectively. |
