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PRIMEQUEST 2000 Series Design Guide
When Multiple Reserved SBs Are Set for Multiple Partitions
The switching priority order is determined by the following conditions.
The partition with the lowest partition number is selected as the priority
partition for which a Reserved SB is used.
The Reserved SB with the highest SB number is used first.
SB#0
SB#1
SB#2
SB#3
IOU#0
IOU#1
IOU#2
IOU#3
SB#0
SB#1
SB#2
SB#3
IOU#0
IOU#1
IOU#2
IOU#3
3.2.3 Switching Reserved SB Rules (4/5)
R
R
H
H
H
H
[Example] Two SBs are Set as Reserved SBs for Two Partitions.
(If SB#0 and SB#1 Fail Simultaneously)
R
R
R
: Reserved SB
H
: Home SB
Partition#1
Partition#0
Partition#1
Partition#0
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