Appendix F Basic Size and MWC Input Condition for RAID Groups
F.1 Basic Size for each RAID Group
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F.1.2
Basic Size when Using the Default Stripe Depth Value (For WSV Type Volumes)
When using the default Stripe Depth value, refer to the following table for basic size:
■
Basic size of each RAID group when using the default Stripe Depth value
For WSVs, the basic size is a multiple of the number of concatenations (the number of RAID groups that are to
be concatenated).
When the Wide Stripe Size is "Normal"
RAID level
Drive configuration (*1)
Basic size (MB) (Lowest exact MB multiple) (*2)
(Stripe Depth = 64KB (default))
Mirroring (RAID1)
1D+1M
16
x
Number of concatenations
High Performance
(RAID1+0)
2D+2M
16
x
Number of concatenations
3D+3M
255
x
Number of concatenations
4D+4M
16 x Number of concatenations
5D+5M
255 x Number of concatenations
6D+6M
63 x Number of concatenations
7D+7M
63 x Number of concatenations
8D+8M
16 x Number of concatenations
9D+9M
63 x Number of concatenations
10D+10M
125 x Number of concatenations
11D+11M
253 x Number of concatenations
12D+12M
63 x Number of concatenations
13D+13M
247 x Number of concatenations
14D+14M
63 x Number of concatenations
15D+15M
255 x Number of concatenations
16D+16M
16 x Number of concatenations
High Capacity
(RAID5)
2D+1P
16 x Number of concatenations
3D+1P
255 x Number of concatenations
4D+1P
16 x Number of concatenations
5D+1P
255 x Number of concatenations
6D+1P
63 x Number of concatenations
7D+1P
63 x Number of concatenations
8D+1P
16 x Number of concatenations
9D+1P
63 x Number of concatenations
10D+1P
125 x Number of concatenations
11D+1P
253 x Number of concatenations
12D+1P
63 x Number of concatenations
13D+1P
247 x Number of concatenations
14D+1P
63 x Number of concatenations
15D+1P
255 x Number of concatenations
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