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5-8 Intel® Server RAID Controller U3-1 User’s Manual Rev 1.0
RAID Features
5.2.2.4 RAID 10 Volume Characteristics
Table 5-5 lists the characteristics of a RAID Level 10 volume.
Note: This feature is not user selectable. RAID Level 10 is a function of how SRCU31 writes data on a
RAID 1 volume with 3 or more disks in the array.
5.2.3 Factors to Consider When Selecting a RAID Level
When choosing the appropriate RAID levels for your implementation, use the criteria below.
• Application Performance Requirements
• Data Protection
• Number of Drives in the Array
• Disk Capacity
5.2.4 RAID Configuration Parameters
SRCU31 allows you to configure RAID configuration parameters. See Table 5-6. See Chapter 4,
“Using the Storage Console” for details when changing these parameters.
Table 5-5. RAID 10 Volume Characteristics
Characteristic Minimum Maximum
Capacity 1 MB
RAID 10 is a combination of RAID0 and
RAID 1.
½ (n x smallest single drive capacity)
where n is the number of drives in the
RAID 1 volume.
Drives 3 15
Strip Size 64 KB
Status Normal, Degraded, Migrating, Failed
States Idle, Initializing, Rebuilding, Expanding, Transforming
Table 5-6. RAID Configuration Parameters (Sheet 1 of 2)
Parameter Description
Specify Volume Name
Enter 1 to 15 alphanumeric characters to define a unique identifier for a RAID
volume. The first character must be an alpha character.
Specify the Data
Capacity
Enter either the size in MB or leave the entry at 0 and the Intel® Server RAID
Controller U3-1 software creates the largest available volume size.
Select the Strip Size
Select the strip size for a new RAID volume. It is recommended that you leave
the stripe size at the default of 64K.