
Chapter 4. System planning and configuration using VIOS with IVM 75
Figure 4-2 Expansion card port path through BladeCenter H mid plane
Internal storage
The IBM BladeCenter JS23 can have a single internal SAS drive. The IBM
BladeCenter JS43 can have two internal drives. Disk mirroring is highly
recommended for the operating system. The mirror can be between the internal
drive and a SAN LUN, between two SAN LUNs, or between two internal drives
when available.
Virtualization
After the physical connection planning aspects, the logical partitions or LPARs
(assuming PowerVM virtualization) must be designed so that their requirements
fit the CPU and memory available on the blade. Additional considerations are
I/O Exp. Card
Blade Bay #1
I/O Exp. Card
Blade Bay #2
I/O Exp. Card
Blade Bay #3
Blade Bay #1
Form factor types:
CFFv
StFF
SFF
CIOv
Blade Bay #2
Blade Bay #3
Blade Bay #4
Blade Bay #5….
Blade Bay #14
I/O Expansion
Bay #1
I/O Exp. Card
Blade Bay #4
I/O Expansion
Bay #3
I/O Expansion
Bay #4
BladeCenter H
Midplane
I/O Expansion
Bay #2
I/O Expansion
Bay #7/8
I/O Expansion
Bay #9/10
I/O Exp. Card
Blade Bay #1
I/O Exp. Card
Blade Bay #2
I/O Exp. Card
Blade Bay #3
I/O Exp. Card
Blade Bay #4
Future Card
Blade Bay #5
Form factor types:
CFFh
HSDC
I/O Exp. Card
Blade Bay #5….
I/O Exp. Card
Blade Bay #14
I/O Exp. Card
Blade Bay #5….
I/O Exp. Card
Blade Bay #14
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