Appendix F Basic Size and MWC Input Condition for RAID Groups
F.1 Basic Size for each RAID Group
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F.1.3
Basic Size When Stripe Depth is Tuned (For Standard, TPV, or SDPV Type
Volumes)
Refer to the following table for the basic size of RAID groups when the Stripe Depth value is changed:
■
Basic size of each RAID group when the Stripe Depth value is tuned
RAID level
Drive configuration
(*1)
Basic size (MB)
(Lowest exact MB multiple) (*2)
When the Stripe Depth is ...
128KB
256KB
512KB
1024KB
High Performance (RAID1+0)
2D+2M
1
1
1
2
3D+3M
3
3
3
3
4D+4M
1
1
2
4
5D+5M
5
5
5
5
6D+6M
3
3
3
6
7D+7M
7
7
7
7
8D+8M
1
2
4
8
9D+9M
9
9
9
9
10D+10M
5
5
5
10
High Performance (RAID1+0)
11D+11M
11
11
11
11
12D+12M
3
3
6
12
13D+13M
13
13
13
13
14D+14M
7
7
7
14
15D+15M
15
15
15
15
16D+16M
2
4
8
16
High Capacity (RAID5)
2D+1P
1
1
1
–
3D+1P
3
3
3
–
4D+1P
1
1
2
–
5D+1P
5
5
–
–
6D+1P
3
3
–
–
7D+1P
7
7
–
–
8D+1P
1
2
–
–
9D+1P
9
–
–
–
10D+1P
5
–
–
–
11D+1P
11
–
–
–
12D+1P
3
–
–
–
13D+1P
13
–
–
–
14D+1P
7
–
–
–
15D+1P
15
–
–
–
Summary of Contents for Eternus DX200F
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