Lenovo 4222 Laptop User Manual


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Chapter 7. Conguring RAID
This chapter provides information about how to congure Redundant Array of Independent Disks (RAID)
for your computer.
Note: The information about conguring RAID in this chapter is applicable only for a Windows environment.
For information about conguring RAID in a Linux environment, contact your Linux software provider.
RAID Level
Your computer must have the minimum number of SATA hard disk drives installed for the supported level of
RAID below:
• RAID Level 0 – Striped disk array
– Two hard disk drives minimum
– Better performance without fault tolerance
• RAID Level 1 – Mirrored disk array
– Two hard disk drives minimum
– Improved read performance and 100% redundancy
To install a secondary hard disk drive, refer to “Replacing the secondary hard disk drive” on page 93.
Conguring the system BIOS to enable SATA RAID functionality
This section describes how to congure the system BIOS to enable SATA RAID functionality.
Note: Use the arrow keys on the keyboard to make selections.
To enable SATA RAID functionality, do the following:
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 39.
2. Select Devices ® ATA Drives Setup.
3. Select Congure SATA as and press Enter.
4. Select RAID and press Enter.
5. Press F10 to save the new settings and exit the Setup Utility program.
Creating RAID volumes
This section describes how to use the Intel Matrix Storage Manager option ROM conguration utility to
create RAID volumes.
To create RAID volumes, do the following:
1. Press Ctrl+I when prompted to enter the Intel Matrix Storage Manager option ROM conguration utility
during the computer startup.
2. Use the up and down arrow keys to select Create RAID Volume and press Enter.
3. Type a proper RAID Volume name in the Name eld and press Tab.
4. Use the arrow keys to select a RAID level in the RAID Level eld and press Tab.
5. If appropriate, use the arrow keys to select a Stripe Size in the Stripe Size eld and press Tab.
6. Type a volume size in the Capacity eld and press Tab.
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