Figure 9–10: Two BA356s Cabled for Shared SCSI Bus Usage

Network

Member

System

1

Memory Channel

KZPSA-BB (ID 6)

T 2

1

3

BA356

Memory

Channel

Interface

Member

System

2

Memory Channel

KZPSA-BB (ID 7)

2T

1

3

BA356

3

4

DWZZB-VW

DWZZB-VW

 

 

 

 

 

 

Clusterwide

ID 1

4

 

 

ID 9

 

 

 

/, /usr, /var

 

 

 

 

 

 

 

 

 

 

 

 

Member 1

ID 2

 

 

 

ID 10

 

 

 

Boot Disk

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Member 2

ID 3

 

 

 

ID 11

 

 

 

Boot Disk

Data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quorum

ID 4

Disks

 

ID 12

 

 

 

 

 

 

 

 

 

 

Disk

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data

ID 5

 

 

 

ID 13

 

 

 

 

disk

 

 

 

 

 

 

 

 

 

 

 

ID 14 or

Do not use for

 

 

 

 

ID 6

 

 

 

 

 

 

 

 

 

 

 

redundant

data disk. May

 

 

 

 

 

 

 

 

power

be used for

 

 

 

 

 

 

 

 

 

 

 

 

 

 

supply

redundant power

 

PWR (7)

 

PWR (15)

 

 

 

 

 

supply.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ZK-1592U-AI

Table 9–1 shows the components used to create the cluster shown in Figure 9–10.

9.4.2.3 Connecting Two UltraSCSI BA356s for Shared SCSI Bus Usage

When you use two UltraSCSI BA356 storage shelves on a shared SCSI bus in a TruCluster configuration, one storage shelf must be configured for SCSI IDs 0 through 6 and the other configured for SCSI IDs 8 through 14.

Configurations Using External Termination or Radial Connections to Non-UltraSCSI Devices 9–21

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Image 271
Compaq AA-RHGWB-TE Two BA356s Cabled for Shared Scsi Bus Usage, Connecting Two UltraSCSI BA356s for Shared Scsi Bus Usage