Filer Disks
Data disks
Spare disks
Parity disks
Double parity disks
Broken and failed disks
Spare disks
Parity disks
Double parity disks
Broken and failed disks
Maximum number of RAID groups in an aggregate : 150
Maximum number of RAID groups on a storage system : 400
These are type of disks in filler
Maximum number of RAID groups on a storage system : 400
These are type of disks in filler
| Data ONTAP 8.0.1 Default and Maximum RAID Group Size by Drive Type | ||||
Drive Type
|
RAID Type
|
Default RAID Group Size
|
Maximum RAID Group Size
| |
SSD
|
RAID-DP (default)
|
23 (21+2)
|
28 (26+2)
| |
RAID 4
|
8 (7+1)
|
14 (13+1)
| ||
SAS/FC
|
RAID-DP (default)
|
16 (14+2)
|
28 (26+2)
| |
RAID 4
|
8 (7+1)
|
14 (13+1)
| ||
SATA
|
RAID-DP (default)
|
14 (12+2)
|
20 (18+2)
| |
RAID 4
|
7 (6+1)
|
7 (6+1)
| ||
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