Fujitsu ETERNUS DX60 S3 - Page 1064

Appendix F Basic Size and MWC Input Condition for RAID Groups
F.1 Basic Size for each RAID Group
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When the Wide Stripe Size is "Small"
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 2 x Number of
concatenations
2 x Number of
concatenations
2 x Number of
concatenations
2 x Number of
concatenations
3D+3M 15 x Number of
concatenations
3 x Number of
concatenations
3 x Number of
concatenations
3 x Number of
concatenations
4D+4M 2 x Number of
concatenations
2 x Number of
concatenations
2 x Number of
concatenations
4 x Number of
concatenations
5D+5M 15 x Number of
concatenations
5 x Number of
concatenations
5 x Number of
concatenations
5 x Number of
concatenations
6D+6M 3 x Number of
concatenations
3 x Number of
concatenations
3 x Number of
concatenations
6 x Number of
concatenations
7D+7M 7 x Number of
concatenations
7 x Number of
concatenations
7 x Number of
concatenations
7 x Number of
concatenations
8D+8M 2 x Number of
concatenations
2 x Number of
concatenations
4 x Number of
concatenations
8 x Number of
concatenations
9D+9M 9 x Number of
concatenations
9 x Number of
concatenations
9 x Number of
concatenations
9 x Number of
concatenations
10D+10M 5 x Number of
concatenations
5 x Number of
concatenations
5 x Number of
concatenations
10 x Number of
concatenations
11D+11M 11 x Number of
concatenations
11 x Number of
concatenations
11 x Number of
concatenations
11 x Number of
concatenations
12D+12M 3 x Number of
concatenations
3 x Number of
concatenations
6 x Number of
concatenations
12 x Number of
concatenations
13D+13M 13 x Number of
concatenations
13 x Number of
concatenations
13 x Number of
concatenations
13 x Number of
concatenations
14D+14M 7 x Number of
concatenations
7 x Number of
co
ncatenations
7 x Number of
concatenations
14 x Number of
concatenations
15D+15M 15 x Number of
concatenations
15 x Number of
concatenations
15 x Number of
concatenations
15 x Number of
concatenations
16D+16M 2 x Number of
concatenations
4 x Number of
concatenations
8 x Number of
concatenations
16 x Number of
concatenations
High Capacity
(RAID5)
2D+1P 2 x Number of
concatenations
2 x Number of
concatenations
2 x Number of
concatenations
–
3D+1P 15 x Number of
concatenations
3 x Number of
concatenations
3 x Number of
concatenations
–
4D+1P 2 x Number of
concatenations
2 x Number of
concatenations
2 x Number of
concatenations
–
5D+1P 15 x Number of
concatenations
5 x Number of
concatenations
––
6D+1P 3 x Number of
concatenations
3 x Number of
concatenations
––
7D+1P 7 x Number of
concatenations
7 x Number of
concatenations
––