24 x 2.5-inch front drive bays (8SAS/SATA+16NVMe)
This section provides cable routing information for the server model with 24 x 2.5-inch front drive bays (8SAS/SATA+16NVMe).
Note
The AnyBay backplanes (BP2 and BP3) are used as pure NVMe backplanes.
Configuration | Storage controller | |
Qty. | Type | |
Config. 1 | 2 | NVMe switch +SFF 8i RAID/HBA |
Config. 2 | 2 | NVMe retimer +SFF 8i RAID/HBA |
Config. 3 | 2 | NVMe switch +SFF 16i RAID/HBA |
Config. 4 | 2 | NVMe retimer +SFF 16i RAID/HBA |
Configuration 1 – 4:
BP 1 + BP 2 + BP 3: 8 x 2.5'' SAS/SATA backplane + 2 x 8 x 2.5'' NVMe BP
Config. | Front BP | System board | Storage controller | ||
NVMe switch/ retimer | SFF 8i RAID/HBA | SFF 16i RAID/HBA | |||
1/2 | BP 1: SAS | Gen 4: C 0 Gen3: C 0, C 1 | |||
BP 2: NVMe 0–1 | PCIe 1, PCIe 2 | ||||
BP 2: NVMe 2–3 | PCIe 3 | ||||
BP 2: NVMe 4–5, NVMe 6–7 | C 0, C 1 | ||||
BP3: NVMe 0–1 | PCIe 4, PCIe 5 | ||||
BP3: NVMe 2–3 | PCIe 6 | ||||
BP3: NVMe 4–5 | PCIe 7 | ||||
BP3: NVMe 6–7 | PCIe 8 | ||||
3/4 | BP 1: SAS | Gen 4: C 0 Gen3: C 0, C 1 | |||
BP 2: NVMe 0–1 | PCIe 1, PCIe 2 | ||||
BP 2: NVMe 2–3 | PCIe 3 | ||||
BP 2: NVMe 4–5, NVMe 6–7 | C 0, C 1 | ||||
BP3: NVMe 0–1 | PCIe 4, PCIe 5 | ||||
BP3: NVMe 2–3 | PCIe 6 | ||||
BP3: NVMe 4–5 | PCIe 7 | ||||
BP3: NVMe 6–7 | PCIe 8 |
Example
Figure 1. Configuration 3
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