Cisco UCS B200 M4 Note d'installation et d'entretien - Page 34
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Memory Performance
Table 2: Supported DIMM Population Order
DIMMs per CPU
1
2
3
4 (Blue slots)
5
6
7
8 (Blue and black slots)
9
10
11
12 (Blue, black and beige
slots)
Memory Performance
When considering the memory configuration of your blade server, there are several things you need to consider.
For example:
• When mixing DIMMs of different densities, the highest density DIMM goes in slot 1 then in descending
• Your selected CPU(s) can have some affect on performance.
• DIMMs can be run in a 1DPC, a 2DPC, or a 3DPC configuration. 1 DPC and 2DPC can provide the
Cisco UCS B200 M4 Blade Server Installation and Service Note
26
CPU 1 installed slots
A1
A1, B1
A1, B1, C1
A1, B1, C1, D1
A1, B1, C1, D1, A2
A1, B1, C1, D1, A2, C2
A1, B1, C1, D1, A2, B2, C2
A1, B1, C1, D1, A2, B2, C2, D2
A1, B1, C1, D1, A2, B2, C2, D2,A3
A1, B1, C1, D1, A2, B2, C2, D2,A3, B3
A1, B1, C1, D1, A2, B2, C2, D2,A3, B3,
C3
A1, B1, C1, D1, A2, B2, C2, D2,A3, B3,
C3, D3
density.
maximum rated speed that the CPU and DIMMs are rated for. 3DPC causes the DIMMs to run at a
slower speed.
Servicing a Blade Server
CPU 2 installed slots
E1
E1, F1
E1, F1, G1
E1, F1, G1, H1
E1, F1, G1, H1, E2
E1, F1, G1, H1, E2, G2
E1, F1, G1, H1, E2, F2, G2
E1, F1, G1, H1, E2, F2, G2, H2
E1, F1, G1, H1, E2, F2, G2, H2, E3
E1, F1, G1, H1, E2, F2, G2, H2, E2,
F3
E1, F1, G1, H1, E2, F2, G2, H2, E3,
F3, G3
E1, F1, G1, H1, E2, F2, G2, H2, E3,
F3, G3, H3