Lenovo 4266 Laptop User Manual


 
Chapter 5. Conguring RAID
This chapter contains information about installing hard disk drives and conguring Redundant Array of
Independent Disks (RAID) for your computer.
Notes:
1. The Marvell BIOS setup information in this chapter only applies to some computer models.
2. The information about conguring RAID in this chapter only applies for a Windows environment. For
information about conguring RAID in a Linux environment, contact your Linux software provider.
Conguring RAID for machine types 4262, 4263, 4264, and 4265
This section contains information about the required number of SATA hard disk drives for the supported level
of RAID and SATA RAID conguration for machine types 4262, 4263, 4264, and 4265.
Installing SATA hard disk drives
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
RAID Level 5 Block-level striped disk array with distributed parity
Three hard disk drives minimum
Data striped at the byte level
Stripe error correction information
Better performance and fault tolerance
To install a new SATA hard disk drive, see “Installing a new hard disk drive” on page 23
.
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.
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 49.
2. From the Setup Utility program main menu, select Devices IDE Drives Setup and press Enter.
3. Select SATA RAID Enable and press Enter.
4. Select Enabled and press Enter.
5. Press F10 to save the new settings and exit the Setup Utility program.
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