IBM 71412RU, User Manual

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system, you will lose access to any data or applications that were previously
stored on the secondary drive of the mirrored pair.
v If you install a different type of RAID controller, follow the instructions in the
documentation that comes with the controller to view or change SCSI settings for
attached devices.
Using the LSI Logic Configuration Utility program
Use the LSI Logic Configuration Utility program to perform the initial configuration of
the SAS controller and attached devices. The LSI Logic Configuration Utility
program is part of the BIOS. You can perform the initial configuration
before you
install the operating system.
Starting the LSI Logic Configuration Utility program
To start the LSI Logic Configuration Utility program, complete the following steps:
1. Turn on the server.
2. When the prompt
Press CTRL-C to start LSI Logic Configuration Utility...
is displayed, press Ctrl+C.
3. Use the arrow keys to select the controller for which you want to change
settings. Use the Help function to see instructions and available actions for this
screen.
4. To change the settings of the selected items, follow the instructions on the
screen.
5. When you have finished changing settings, press Esc to exit the program; select
Save to save the settings that you have changed.
Configuring the controller and devices
To configure a SAS controller and attached devices, select the controller from the
initial LSI Logic Configuration Utility program screen; then, press Enter. You can
view and change settings for the following items for the selected controller:
Boot Support
Specify the type of boot support that will be in effect (disabled, BIOS only,
OS only, or both BIOS and OS).
RAID Properties
Create a RAID array or hot-spare drive from the displayed choices. To
create an array, complete the following steps:
1. Select the volume: IM (integrated mirror) or IS (integrated striping).
2. Select each drive that will be part of the array.
3. Select C to create the array.
SAS Topology
View information about the devices that are directly attached to the selected
SAS controller and which devices make up RAID arrays. Format and verify
an attached device.
Advanced Adapter Properties
View the SAS properties and change the following items for the selected
controller:
v
Global properties
v Cylinder head sector (CHS) mapping
v
Advanced device properties, such as I/O timeouts and LUNs to scan
v Spin-up properties
v
PHY properties
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IBM System x3850 M2 and System x3950 M2 Types 7141 and 7233: User’s Guide