IBM REDPAPER 520Q, Технический обзор и введение

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IBM System p5 520 and 520Q Technical Overview and Introduction
Figure 2-13 SPCN cabling examples
There are different SPCN cables to satisfy different length requirements:
򐂰 SPCN cable drawer to drawer, 2 m (FC 6001)
򐂰 SPCN cable drawer to drawer, 3 m (FC 6006)
򐂰 SPCN cable rack to rack, 6 m (FC 6008)
򐂰 SPCN cable rack to rack, 15 m (FC 6007)
򐂰 SPCN cable rack to rack 30 m (FC 6029)
2.9 External disk subsystems
The p5-520 and p5-520Q have internal hot-swappable drives. When the AIX 5L operating
system is installed in a IBM System p5 servers, the internal disks are usually used for the
AIX 5L rootvg volume group and paging space. Specific client requirements can be satisfied
with the several external disk possibilities that the system supports.
2.9.1 IBM TotalStorage EXP24 Expandable Storage
The IBM TotalStorage® EXP24 Expandable Storage disk enclosure, Model D24 or T24, can
be purchased together with the p5-520 or p5-520Q and will provide low-cost Ultra320 (LVD)
SCSI disk storage. This disk storage enclosure device provides more than 7 TB of disk
storage in a 4U rack-mount (Model D24) or compact deskside (Model T24) unit. Whether high
availability storage solutions or simply high capacity storage for a single server installation,
the unit provides a cost-effective solution. It provides 24 hot-swappable disk bays, 12
accessible from the front and 12 from the rear. Disk options that can be accommodate in any
of the four six-packs disk drive enclosure are 73.4 GB, 146.8 GB or 300 GB 10K rpm or
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1
Primary drawer
SPCN port 0
SPCN port 1
I/O drawer or secondary drawer
I/O drawer or secondary drawer
SPCN port 0
SPCN port 1