Dell EqualLogic PS6100 series Configuration Manual page 40

Table 11 RAID 6 drive layouts and total storage available with hot spares (in GB)
Disk drives
6
5 Data/Parity + 1 Hot-spare
7 6 Data/Parity + 1 Hot-spare
8
7 Data/Parity + 1 Hot-spare
(f)
12 11 Data/Parity + 1 Hot-spare
14 13 Data/ Parity + 1 Hot-spare
16
15 Data/ Parity + 1 Hot-spare
(c)
8 + 8 15 Data/Parity(d) + 1 Hot-spare
(a)(f)
24
23 Data/Parity + 1 Hot-spare
(e)
7 + 17 23 Data/Parity + 1 Hot-spare
(a)
48 47 Data/Parity + 1 Hot-spare
(a) 24 and 48 drive arrays implement multiple RAID 6 sets within a single chassis.
(b) 48 drive arrays cannot implement a no hot-spare RAID policy.
(c) PS60x0 XVS with 8x 100GB SSD and 8x 450GB SAS.
(d) One 450GB hot spare, 2x 450 GB parity and 2x 100GB SSD parity. In the event of a drive failure (SSD or SAS), the
RAID set is reconstructed using the 450GB SAS hot spare.
(e) One 600GB hot spare, 2x 600 GB parity and 2x 400 GB SSD parity. In the event of a drive failure (SSD or SAS), the
RAID set is reconstructed using the 600 GB SAS hot spare.
(f) PS4100/PS6100 models only
Total reported usable storage when using hot spares: All models prior to PS4100/PS6100
Drive
(a) (a)
Qty / 50 100 74
Size
(b)
7
- -
(c)
8
- -
(d)
14
- - 660
16
577 1155
(e)
8 + 8
- -
48
- -
Total reported usable storage when using hot spares: PS41x0/PS61x0
Drive
Qty / 146 200
Size
6
- -
12
1177 1658
14
1434 -
24
2478 3512
7 + 17
- -
48
- -
(a) Solid State Disk
(b) Legacy PS50E
(c) PS4000E and PS6000E only
(d) Legacy PS70E, PS100E, PS100X, PS200E, PS300E
and PS400E
March 2013
Hot spare
146 250 300 400 450
- - 888 -
- - 1111 -
- 2224 - 3566
- 1696 2895 3475 4638
- - - -
- - - -
300 400
- -
2406 3328
2938 -
(f) (f)
5084 7034
- -
- -
Dell EqualLogic Configuration Guide v14.1
6 Data/Parity
7 Data/Parity
8 Data/Parity
12 Data/Parity
14 Data/Parity
16 Data/Parity
16 Data/Parity
24 Data/Parity
24 Data/Parity
(b)
N/A
500 600
- - - -
- - - -
- 4460 -
5220 5800 6964
- 2539 - -
- - 18062 21677
500 600 900
1331 1597 -
4014 4812 7229
5890,
4906 8841
(h)
4286
8478 10178 15278
(g)
- 9318 -
- - -
(e) PS60x0 XVS with 8x100GB SSD and 8x450GB SAS
(f) PS6100S (SSD) only
(g) PS6100XS only
(h) M4110XS only
No hot spare
750 1000 2000 3000
- - -
- - -
6695 - -
8708 11613 23633 35717
- - -
- 36136 63637 107151
1000 2000 3000
2672 5457 8253
8038 16363 24719
9824 -
16947 34550 52202
- -
- 63637
-
-
-
-
-
-
-
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