Fujitsu DX8000 User Manual
Appendix A Screen Details
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A.10 Create RAID Group
ETERNUS DX400/DX8000 series ETERNUSmgr User Guide Settings/Maintenance
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Copyright 2010 FUJITSU LIMITED
P2X0-0760-02ENZ0
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Allocating the controlling CM-CPU when selecting "Auto"
When you have selected "Auto" for the controlling CM, the controlling CM-CPU to be allocated
will be decided by the RAID Group number.
The following are the relationships between the RAID Group number and the controlling CM-
CPU. (All CM-CPU are installed and in normal status.)
will be decided by the RAID Group number.
The following are the relationships between the RAID Group number and the controlling CM-
CPU. (All CM-CPU are installed and in normal status.)
Number of CMs
(CPUs)
The remainder created by dividing
RAID Group number (decimal) by "16"
RAID Group number (decimal) by "16"
Controlling CM-CPU to be allocated
8CM
(16CPU)
(16CPU)
0
CM#0 CPU#0
1
CM#7 CPU#1
2
CM#1 CPU#0
3
CM#6 CPU#1
4
CM#2 CPU#0
5
CM#5 CPU#1
6
CM#3 CPU#0
7
CM#4 CPU#1
8
CM#4 CPU#0
9
CM#3 CPU#1
10
CM#5 CPU#0
11
CM#2 CPU#1
12
CM#6 CPU#0
13
CM#1 CPU#1
14
CM#7 CPU#0
15
CM#0 CPU#1
Number of CMs
(CPUs)
(CPUs)
The remainder created by dividing
RAID Group number (decimal) by "12"
Controlling CM-CPU to be allocated
6CM
(12CPU)
(12CPU)
0
CM#0 CPU#0
1
CM#5 CPU#1
2
CM#1 CPU#0
3
CM#4 CPU#1
4
CM#2 CPU#0
5
CM#3 CPU#1
6
CM#3 CPU#0
7
CM#2 CPU#1
8
CM#4 CPU#0
9
CM#1 CPU#1
10
CM#5 CPU#0
11
CM#0 CPU#1