Fujitsu ETERNUS DX60 S3 User Manual page 1069

Appendix F Basic Size and MWC Input Condition for RAID Groups
F.2 Input Conditions for MWC
RAID level
High Performance
(RAID1+0)
High Capacity (RAID5)
*1: D: Data drives, M: Mirror drives, P: Parity drives, –: Stripe Depth cannot be changed
■ Allowed Input for MWC when the Stripe Depth value is tuned (TPP)
RAID level
Striping (RAID0)
High Performance
(RAID1+0)
High Capacity (RAID5)
*1: D: Data drives, M: Mirror drives, P: Parity drives, –: Stripe Depth cannot be changed
Drive configuration
(*1)
2D+2M 1 – 8 (4)
3D+3M 1 – 5 (3)
4D+4M 1 – 4 (2)
5D+5M 1 – 3 (2)
6D+6M 1 – 2 (2)
7D+7M 1 – 2 (2)
8D+8M 1 – 2 (1)
9D+9M – 16D+16M 1 (fixed)
2D+1P 1 – 4 (4)
3D+1P 1 – 4 (3)
4D+1P 1 – 4 (2)
5D+1P 1 – 3 (2)
6D+1P 1 – 2 (2)
7D+1P 1 – 2 (2)
8D+1P 1 – 2 (1)
9D+1P – 15D+1P 1 (fixed)
Drive configuration
(*1)
4D 1 – 4 (2)
2D+2M 1 – 8 (4)
4D+4M 1 – 4 (2)
8D+8M 1 – 2 (1)
12D+12M 1 (fixed)
3D+1P 1 – 4 (3)
4D+1P 1 – 4 (2)
7D+1P 1 – 2 (2)
8D+1P 1 – 2 (1)
12D+1P 1 (fixed)
1069
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Allowed input for MWC (initial state)
When the Stripe Depth is ...
128KB 256KB
1 – 4 (4)
1 – 2 (2)
1 – 2 (2)
1 (fixed)
1 (fixed)
1 (fixed)
1 (fixed)
1 (fixed)
1 – 2 (2)
1 – 2 (2)
1 – 2 (2)
1 (fixed)
1 (fixed)
1 (fixed)
1 (fixed)
–
Allowed input for MWC (initial state)
When the Stripe Depth is ...
128KB 256KB
1 – 2 (2)
1 – 4 (4)
1 – 2 (2)
1 (fixed)
1 (fixed)
1 – 2 (2)
1 – 2 (2)
1 (fixed)
1 (fixed)
–
512KB 1024KB
1 – 2 (2) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) –
1 (fixed) –
1 (fixed) –
– –
– –
– –
– –
– –
512KB 1024KB
1 (fixed) 1 (fixed)
1 – 2 (2) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) 1 (fixed)
1 (fixed) –
1 (fixed) –
– –
– –
– –
P2X0-1270-13ENZ0