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Appendix E Basic Size and MWC Input Condition for RAID Groups
E.1 Basic Size for each RAID Group
ETERNUS Web GUI User’s Guide
Copyright 2013 FUJITSU LIMITED P2X0-1090-10ENZ0
1005
When the Wide Stripe Size is "Small"
RAID type Drive
configuration
(*1)
Basic size (MB)
(Lowest exact MB multiple) (*2)
When the Stripe Size is ...
128KB 256KB 512KB 1024KB
High
Performance
(RAID1+0)
2D+2M 2 × Number of
concatenations
2 × Number of
concatenations
2 × Number of
concatenations
2 × Number of
concatenations
3D+3M 15 × Number of
concatenations
3 × Number of
concatenations
3 × Number of
concatenations
3 × Number of
concatenations
4D+4M 2 × Number of
concatenations
2 × Number of
concatenations
2 × Number of
concatenations
4 × Number of
concatenations
5D+5M 15 × Number of
concatenations
5 × Number of
concatenations
5 × Number of
concatenations
5 × Number of
concatenations
6D+6M 3 × Number of
concatenations
3 × Number of
concatenations
3 × Number of
concatenations
6 × Number of
concatenations
7D+7M 7 × Number of
concatenations
7 × Number of
concatenations
7 × Number of
concatenations
7 × Number of
concatenations
8D+8M 2 ×
Number of
concatenations
2 × Number of
concatenations
4 × Number of
concatenations
8 × Number of
concatenations
9D+9M 9 × Number of
concatenations
9 × Number of
concatenations
9 × Number of
concatenations
9 × Number of
concatenations
10D+10M 5 × Number of
concatenations
5 × Number of
concatenations
5 × Number of
concatenations
10 × Number of
concatenations
11D+11M 11 × Number of
concatenations
11 × Number of
concatenations
11 × Number of
concatenations
11 × Number of
concatenations
12D+12M 3 × Number of
concatenations
3 × Number of
concatenations
6 × Number of
concatenations
12 × Number of
concatenations
13D+13M 13 × Number of
concatenations
13 × Number of
concatenations
13 × Number of
concatenations
13 × Number of
concatenations
14D+14M 7 × Number of
concatenations
7 × Number of
concatenations
7 × Number of
concatenations
14 × Number of
concatenations
15D+15M 15 × Number of
concatenations
15 × Number of
concatenations
15 × Number of
concatenations
15 × Number of
concatenations
16D+16M 2 × Number of
concatenations
4 × Number of
concatenations
8 × Number of
concatenations
16 × Number of
concatenations
High Capacity
(RAID5)
2D+1P 2 × Number of
concatenations
2 × Number of
concatenations
2 × Number of
concatenations
–
3D+1P 15 × Number of
concatenations
3 × Number of
concatenations
3 × Number of
concatenations
–
4D+1P 2 × Number of
concatenations
2 × Number of
concatenations
2 × Number of
concatenations
–
5D+1P 15 × Number of
concatenations
5 × Number of
concatenations
––
6D+1P 3 × Number of
concatenations
3 × Number of
concatenations
––
7D+1P 7
× Number of
concatenations
7 × Number of
concatenations
––