Reserved Sb Function - Fujitsu PRIMEQUEST 2000 Series Design Manual

3.2.2 Functions That are Used for Partition Configuration - Reserved SB (1/6)

Reserved SB Function

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This function automatically disconnects a failed SB, incorporates a spare SB that has been
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implemented in advance, and restarts the PPAR block.
•The SB resources are not degraded, and the partition can be recovered quickly.
•In a partition that has only one SB, even if the SB fails (or it is degraded), the partition can be recovered.
During operation of a partition, an SB in the partition can be specified as a Reserved SB.
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An SB that is used in a partition of a test environment during normal operation can be incorporated in a
partition of the production environment as a Reserved SB if a failure occurs.
2800B is not supported.
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Operation Example in Which an SB in a Test Environment Partition Is Changed to a Reserved SB
Partition#1
H
SB#0
SB#1
IOU#0 IOU#1
: Home SB
H
: Reserved SB
R
PRIMEQUEST 2000 Series Design Guide
H R
SB#2 SB#3
IOU#2 IOU#3
Test environment partition
H
SB#0
IOU#0
63
Partition#1
SB#1 SB#2
IOU#1 IOU#2
Test environment partition
(Cannot be operated)
Copyright 2014 FUJITSU LIMITED
SB#3
IOU#3