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RAID50
Data is distributed to HDDs by striping with distributed parity, and then written onto the HDDs by striping. This feature
achieves the high disk access performance of RAID0 and, in addition, the high reliability of RAID5.
HDD 1
Stripe 1
Stripe 6
Parity (9, 10)
RAID Controller
HDD 2
HDD 3
Stripe 2
Parity (1, 2)
Parity (5, 6)
Stripe 5
Stripe 9
Stripe 10
RAID5
HDD 4
HDD 5
Stripe 3
Stripe 4
Stripe 8
Parity (7, 8)
Parity (11, 12)
Stripe 11
RAID50
4-40
HDD 6
Parity (3, 4)
Stripe 7
Stripe 12
RAID5
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