1.9 Replacing a Disk Controller Battery Backup Unit
The disk controller battery backup unit (disk controller BBU) resides on a drive tray in the database and Exadata Storage Servers. The disk controller BBU can be replaced without downtime for the server or the applications running on the server.
Note:
The procedures in this section do not apply to on-controller battery backup units. Replacement of those units require a system shutdown because the system must be opened to access the controller card.- Replacing a Disk Controller BBU on a Database Server
- Replacing a Disk Controller BBU on an Exadata Storage Server
This section describes how to replace a disk controller BBU on an Exadata Storage Server.
Parent topic: General Maintenance Information