Users Guide
Table 12. Estimated rebuild rates
RAID Level Number of Hard Drives 7.2 K rpm 12 Gbps SAS Hard Drive 15 K rpm 6 Gbps SAS Hard
Drive
RAID 1 2 320 GB/hour 500 GB/hour
RAID 5 6 310 GB/hour 480 GB/hour
RAID 10 6 320 GB/hour 500 GB/hour
RAID 5 24 160 GB/hour 240 GB/hour
RAID 10 24 380 GB/hour 500 GB/hour
Controller management (Ctrl Mgmt)
The Controller Management screen (Ctrl Mgmt) displays the product name, package, rmware version, BIOS version, boot block version,
controller ID, security capability, and security key presence. Use the screen to perform actions on the controller and BIOS. You can perform
functions such as enable or disable the controller BIOS, enable or disable the BIOS during bootup in the event of BIOS errors, and enable or
disable the option to Auto Import. In addition, you can select a virtual disk from which to boot, and select default settings.
Controller management actions
The following table describes the actions you can perform on the Ctrl Mgmt screen:
Table 13. Controller management options
Option Description
Enable Controller BIOS
Select the option to enable the controller BIOS. If the boot device is
on the RAID controller, the BIOS must be enabled.
Disable the BIOS to use other boot devices.
In a multiple controller environment, you can enable the BIOS on
multiple controllers. However, if you want to boot from a specic
controller, then enable the BIOS on that controller and disable it on
the other controllers. The system can then boot from the BIOS-
enabled controller.
Select Bootable Device
Select the option to specify a virtual disk as the boot disk on the
controller.
The option is displayed if you have built virtual disks.
Enable Auto Import Attempts to import every online foreign conguration during boot
without having the need to access the BIOS Conguration Utility
(<Ctrl> <R>).
Factory Default Select the option to restore the default settings for the options in
the Settings box.
Personality Mode Select this option to switch to the HBA mode. The default mode is
RAID-mode.
70 BIOS Conguration Utility