Memory Installation Guidelines; Memory Installation Positions - Huawei FusionServer Pro 2288X V5 Product White Paper

Huawei FusionServer Pro 2288X V5 Server
Technical White Paper

5.4.4 Memory Installation Guidelines

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5.4.5 Memory Installation Positions

A 2288X V5 supports a maximum of 24 DDR4 memory modules. Balanced
memory configuration is recommended for optimal memory performance.
At least one DDR4 memory module must be installed in the memory slots
corresponding to CPU 1.
Issue 03 (2020-04-20)
Observe the following when configuring DDR4 memory modules:
– Install memory modules only when corresponding processors are
installed.
– Do not install LRDIMMs and RDIMMs in the same server.
– Install filler memory modules in vacant slots.
Observe the following when configuring DDR4 memory modules in specific
operating mode:
– Memory sparing mode
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Comply with the general installation guidelines.
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Each memory channel must have a valid online spare configuration.
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The channels can have different online spare configurations.
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Each populated channel must have a spare rank.
– Memory mirroring mode
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Comply with the general installation guidelines.
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Each processor supports two integrated memory controllers (IMCs).
At least two channels of each IMC are used for installing memory
modules (channels 1 and 2, or channels 1, 2, and 3). The memory
modules installed must be identical in size and organization.
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For a multi-processor configuration, each processor must have a
valid memory mirroring configuration.
– Memory scrubbing mode
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Comply with the general installation guidelines.
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