Figure 8 Hot Spare Selection Criteria - Search Order For Drive Enclosures (Eternus Dx900 S5, Example 2) - Fujitsu ETERNUS DX S5 Series Design Manual

2. Basic Functions
RAID Functions
The following figures show examples of the search order for drive enclosures if a drive fails in the ETERNUS
DX900 S5 when the RAID group is configured with the same controller enclosure.
Figure 8
2)
CE#0
DE#04
DE#08
DE#0C
CE#1
DE#14
DE#18
DE#1C
Search order (order of priority described in
1:
2:
3:
4:
Hot Spare Selection Criteria – Search Order for Drive Enclosures (ETERNUS DX900 S5, Example
RAID group
96
DE#01
1
DE#05
Failure
61
DE#09
73
DE#0D
13
DE#11
25
DE#15
37
DE#19
49
DE#1D
(Priority order 1)
(Priority order 2)
(Priority order 3)
(Priority order 5)
85
DE#02
2
DE#06
62
DE#0A
74
DE#0E
14
DE#12
26
DE#16
38
DE#1A
50
DE#1E
Table 24)
47
86 95
DE#E3
3 12
DE#E7
63 72
DE#EB
75 84
DE#EF
15 24
DE#F3
27 36
DE#F7
39 48
DE#FB
51 60
DE#FF
Design Guide