94
2-5. Spanning of RAID1
Data to be recorded is distributed to two HDDs in mirroring mode. Then, each mirrored
data is written onto HDD by striping. Owing to this feature, high disk access performance
of RAID0 and, in addition, high reliability of RAID1 can be achieved.
Disk array controller
Disk 1
Disk 2
Stripe 1
Disk 3
Stripe 3
Stripe 1
Stripe 3
Stripe 2
Stripe 4
Stripe 5
Stripe 5
Stripe 6
Disk 4
Stripe 2
Stripe 4
Stripe 6
RAID1
RAID1
RAID0
2-6. Spanning of RAID5
Data is distributed to HDDs by striping with distributed parity, and then written onto HDDs
by striping. Owing to this feature, high disk access performance of RAID0 and, in addition,
high reliability of RAID5 can be achieved.
Disk array controller
Disk 1
Disk 2
Stripe 1
Disk 3
Stripe 6
Stripe 2
Parity (5, 6)
Parity (1, 2)
Stripe 5
Parity (9, 10)
Stripe 9
Stripe 10
Disk 4
Stripe 3
Stripe 8
Parity (11, 12)
Disk 5
Disk 6
Stripe 4
Parity (7, 8)
Stripe 11
Parity (3, 4)
Stripe 7
Stripe 12
RAID5
RAID5
RAID0
Содержание N8103-91
Страница 25: ...5 4 各部の名称と機能 本製品の各部の名称を以下に説明いたします 本製品表面 3 1 5 2 4 6 本製品裏面 ...
Страница 124: ...104 When the adapter is selected on Adapter Selection the WebBIOS Top Menu appears ...
Страница 126: ...106 Click Next to see the detailed settings of this controller ...
Страница 136: ...116 Use this menu to define several physical drives PD as a disk group DG ...
Страница 157: ...137 59 Setting menu for VD 0 is displayed ...
Страница 165: ...145 ...