SCSI ID Configurations
H-3
Compaq Confidential – Need to Know Required
Writer:
Marcello Frau
Project:
Compaq ProLiant CL380 User Guide
Comments:
Part Number:
118128-003
File Name:
n-apph SCSI ID Configurations.doc
Last Saved On:
8/28/00 4:55 PM
The Host Side SCSI Bus consists of the following components:
■
Compaq 64-Bit Dual Channel Wide Ultra2 SCSI Controller in each
server node
■
Host I/O Channels 0 and 1 on each CR3500 Controller
The Disk Side SCSI Bus consists of the following components:
■
CR35000 Controller connection to the drive bus (Channel 2)
■
Individual SCSI disk drives
Host Side SCSI Bus
The Host Side Bus consists of the SCSI adapters in each server node, as well
as the Host Port connections into the CR3500 Controllers. Figure H-2 shows
the SCSI bus numbering for the Host Side Bus.
Server
Node 1
CR3500
Host
Side
Bus
Disk
Side
Bus
Host
Side
Bus
Disk
Side
Bus
Internal Shared Disks
SCSI
Adapter
Host Port 0
(Channel 0)
Server
Node 2
SCSI
Adapter
Drive Bus
(Channel 2)
Host Port 1
(Channel 1)
CR3500
Host Port 0
(Channel 0)
Drive Bus
(Channel 2)
Host Port 1
(Channel 1)
Repeater to
4214 External
Storage
Disk
Disk
Disk
Disk
Disk
Disk
6
2
2
3
3
7
Figure H-2. Host-Side SCSI Bus Numbering