To provide a technique capable of updating firmware while continuing services for clients, regarding a circuit board that configures a controller of a storage device.
A plurality of blades 10 that configures the controller 100 has an old BIOS 20 on a flash memory 15. A cluster comprises the blades 10 whose firmware is to be updated. During the update of the firmware, a process unit is executed on the board to be updated, the process unit including a process by which services provided by the OS 21 of the blade 10 for the firmware update are shifted to the OS 21 of another blade 10 within the cluster and a firmware update process by which the old BIOS 20 of the blade 10 no longer providing the services is updated using a BIOS update program 22 and a new BIOS image 23.
KOBAYASHI NAOTAKA
HASHIMOTO TAKESHI
HASHIMOTO AKIYOSHI
NAKAYAMA SHINICHI
| JP2003208362A | 2003-07-25 | |||
| JP2003162439A | 2003-06-06 | |||
| JP2002318666A | 2002-10-31 | |||
| JPH07306844A | 1995-11-21 | |||
| JP2003140907A | 2003-05-16 | |||
| JPH10143358A | 1998-05-29 |
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