Cisco Systems UCS C220 M3, A03D1TBSATA manual CPU configuration with memory mirroring

CONFIGURING the SERVER

(4)2-CPU configuration with memory mirroring:

■Select 2, 4, 6, or 8 identical DIMMs per CPU. The DIMMs will be placed by the factory as shown in the following table.

Number	CPU 1 DIMM Placement in Channels		CPU 2 DIMM Placement in Channels
of	(for identical dual-rank DIMMs)		(for identical dual-rank DIMMs)
DIMMs
	Blue Slots	Black Slots	Blue Slots	Black Slots
per CPU
2	(A1, B1)		(E1, F1)
4	(A1,B1); (C1,D1)		(E1,F1); (G1,H1)
6	(A1,B1); (C1,D1)	(A2,B2)	(E1,F1); (G1,H1)	(E2,F2)
8	(A1,B1); (C1,D1)	(A2,B2); (C2,D2)	(E1,F1); (G1,H1)	(E2,F2); (G2,H2)

■Select the memory mirroring option (N01-MMIRROR) as shown in Table 4 on page 14.

NOTE: System performance is optimized when the DIMM type and quantity are equal for both CPUs.

16 Cisco UCS Cisco UCS C220 M3 High-Density Rack Server (Small Form Factor Disk Drive Model)