5. raid10 – NEC Disk Array Controller N8103-89 User Manual

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2-5. RAID10

Data is distributed to HDDs by striping and the stripes are recorded by mirroring. Therefore,
RAID10 can realize the disk access performance as high as RAID0 and the reliability as
high as RAID1 at a time.

Disk array controller

Disk 1

Disk 2

Stripe 1

Disk 3

Stripe 3

Stripe 2

Stripe 4

Stripe 1

Stripe 3

Stripe 5

Stripe 6

Stripe 5

Disk 4

Stripe 2

Stripe 4

Stripe 6

RAID0

RAID0

RAID1

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