Checking Memory Information - Fujitsu Oracle M10-1 Service Manual

However, use either R-DIMM (Registered DIMM: 8 GB/16 GB/32 GB) memory or
LR-DIMM (Load Reduced DIMM: 64 GB) memory.
Table 2-1
Table 2-1 Memory installation configurations (sets of 4 modules) when memory
Memory module
count
4
8
12
16
Configuration with memory mirroring
Install exactly 8 or 16 memory modules. That is, the installed memory modules are
■
in sets of 8.
Install memory of the same capacity and rank within each set of eight modules.
■
You can install memory of different capacities among the sets of eight modules.
■
However, use either R-DIMM (Registered DIMM: 8 GB/16 GB/32 GB) memory or
LR-DIMM (Load Reduced DIMM: 64 GB) memory.
Table 2-2
Table 2-2 Memory installation configurations (sets of 8 modules) when memory
Memory module
count
8
16
Figure 2-4
modules at b are mirrored in an 8-module combination, and the 8 modules at a and c
and the 8 modules at b and d are mirrored in a 16-module combination.
2.2.2

Checking memory information

Check the type and size of the memory by using the showhardconf command of the
XSCF firmware.
1. Log in to the XSCF shell.
2. Execute the showhardconf command to check the memory information.
lists the supported memory installation configurations.
mirroring is not configured
Memory installed
Group A
a in Figure 2-4
a in Figure 2-4
a in Figure 2-4
a in Figure 2-4
lists the supported memory installation configurations.
mirroring is configured
Memory installed
Group A
a in Figure 2-4
a in Figure 2-4
shows combinations of mirrored memory. The 4 modules at a and the 4
Group B
- -
b in Figure 2-4 -
b in Figure 2-4 c in Figure 2-4
b in Figure 2-4 c in Figure 2-4
Group B
b in Figure 2-4 -
b in Figure 2-4 c in Figure 2-4
Chapter 2 Understanding the System Components
-
-
-
d in Figure 2-4
-
d in Figure 2-4
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