Adaptec SAS RAID Controllers Guia de Instalação descarregar pdf (Página 17)

Chapter 1 HBA Overview 3

■ Support for array migration from one RAID level to another

Advanced Data Protection Suite

■ Copyback Hot-Spare—You can use this feature to move data from a hot-spare

back to its original location after a failed disk drive is replaced.

■ Striped Mirror (RAID 1E)—A RAID 1 Enhanced array is similar to a RAID 1

array except that data is both mirrored and striped, and more disk drives can be

included.

■ Hot-Spare (RAID 5EE)—A RAID 5EE array is similar to a RAID 5 array except

that it includes a distributed spare and must be built from a minimum of four

disk drives.

■ Dual Drive Failure Protection (RAID 6)—A RAID 6 array is similar to a RAID 5

array except that it includes two independent sets of parity data instead of one.

■ Dual Drive Failure Protection (RAID 60)—A RAID 60 array is similar to a RAID

50 array except that it includes four independent sets of parity data instead of

two.

Component Layout

The Sun StorageTek SAS RAID Internal HBA is a SAS RAID HBA with these

features.

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Adaptec SAS RAID Controllers Guia de Instalação Página 17