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Fujitsu DX8100 S2 Manual Do Utilizador

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ETERNUS Web GUI User’s Guide
Copyright 2013 FUJITSU LIMITED
P2X0-1090-10ENZ0
1011
Appendix F  
Automatic Controlling CM-CPU Setting
This chapter describes controlling CM-CPU allocation if "Automatic" is specified when setting the controlling
CM-CPU.
■
For ETERNUS DX80 S2/DX90 S2 and ETERNUS DX410 S2
■
For ETERNUS DX440 S2, ETERNUS DX8100 S2/DX8700 S2 (2CM)
 
*1:  Divide the RAID group number by the number of CM-CPUs ("4").
■
For ETERNUS DX8700 S2 (4CM)
 
*1:  Divide the RAID group number by the number of CM-CPUs ("8").
RAID group number
Controlling CM-CPU assignment
Even numbers
CM#0 CPU#0
Odd numbers
CM#1 CPU#0
Remainder when dividing 
the RAID group number by "4" (*1)
Controlling CM-CPU assignment
0
CM#0 CPU#0
1
CM#1 CPU#1
2
CM#1 CPU#0
3
CM#0 CPU#1
Remainder when dividing 
the RAID group number by "8" (*1)
Controlling CM-CPU assignment
0
CM#0 CPU#0
1
CM#3 CPU#1
2
CM#1 CPU#0
3
CM#2 CPU#1
4
CM#2 CPU#0
5
CM#1 CPU#1
6
CM#3CPU#0
7
CM#0 CPU#1