HP 8530w RAID User Guide - Windows Vista and Windows XP - Page 8
RAID technology overview, RAID LEVELS, Function/Applications, Advantages/Disadvantages - recovery kit
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RAID LEVELS RAID IRRT Function/Applications Advantages/Disadvantages Applications: ● Accounting ● Payroll ● Financial Function: Disadvantages: Only half of the total drive capacity can be used for storage. Storage space may be wasted if the capacities of the primary and recovery HDDs are different (see HP SATA drive option kits on page 6). Advantages: Identical (mirrored) data is Provides high fault stored on two drives. tolerance. Boosts the functionality of RAID 1 with valuable features. Users can choose to mirror data continuously or on request. Applications: Any application that requires a simple data protection method. Data recovery is quick and easy. Allows hot-plugging of mirrored drive (with eSATA or docking station HDD). Enables easy migration to non-RAID. Disadvantages: Only half of the total drive capacity can be used for storage. Storage space may be wasted if the capacities of the primary and recovery HDDs are different. 4 Chapter 2 RAID technology overview