Allowed Input For Mwc When The Stripe Depth Value Is Tuned - Fujitsu ETERNUS DX60 S3 User Manual

Appendix F Basic Size and MWC Input Condition for RAID Groups
F.2 Input Conditions for MWC
■ Allowed input for MWC when using the default Stripe Depth value (TPP)
RAID level
Striping (RAID0)
Mirroring (RAID1)
High Performance (RAID1+0)
High Capacity (RAID5)
High Reliability (RAID6)
High Reliability (RAID6-FR)
*1: D: Data drives, M: Mirror drives, P: Parity drives
F.2.2

Allowed Input for MWC When the Stripe Depth Value is Tuned

Refer to the following table for the allowed MWC value when the Stripe Depth value is changed:
■ Allowed input for MWC when the Stripe Depth value is tuned (Volume)
RAID level
Striping (RAID0)
Drive configuration (*1)
4D
1D+1M
2D+2M
4D+4M
8D+8M
12D+12M
3D+1P
4D+1P
7D+1P
8D+1P
12D+1P
4D+2P
6D+2P
8D+2P
(4D+2P)x2+1HS
(4D+2P)x5+1HS
(6D+2P)x2+1HS
(8D+2P)x3+1HS
Drive configuration
(*1)
2D 1 – 8 (4)
3D 1 – 5 (3)
4D 1 – 4 (2)
5D 1 – 3 (2)
6D 1 – 2 (2)
7D 1 – 2 (2)
8D 1 – 2 (1)
9D – 16D 1 (fixed)
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ETERNUS Web GUI User's Guide (Settings)
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Allowed input for MWC (initial state)
Stripe Depth = 64KB (default)
1 – 8 (2)
1 – 16 (8)
1 – 16 (4)
1 – 8 (2)
1 – 4 (1)
1 – 2 (1)
1 – 8 (3)
1 – 8 (2)
1 – 4 (2)
1 – 4 (1)
1 – 2 (1)
1 – 8 (2)
1 – 5 (2)
1 – 4 (1)
1 – 8 (2)
1 – 5 (2)
1 – 4 (1)
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)
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)
P2X0-1270-13ENZ0