The following figure shows the rear of the Storwize V3700 Expansion Unit.
Figure 6. Rear view of the Storwize V3700 Expansion Unit
System specifications
The following table lists the Storwize V3700 storage system specifications.
Table 1. System specifications
Component Specification
Form factor Storwize V3700 Controller Unit: 2U rack mount
Storwize V3700 Expansion Unit: 2U rack mount
Controller unit
configuration
Dual controller (known as node canister) configuration.
RAID levels RAID 0, 1, 5, 6, and 10; Distributed RAID 5 and 6 (Distributed RAID is supported with the
Spectrum Virtualize Software for V3700 version 7.6 onwards, which requires 4 GB to 8 GB
cache upgrades).
Controller cache 8 GB per system (4 GB per node canister) upgradeable to 16 GB (8 GB per node canister).
Battery-backed cache protection.
Drive bays Up to 240 SFF drive bays per storage system:
24 SFF drive bays in the controller unit
24 SFF drive bays in the expansion unit; up to 9x expansion units
Up to 120 LFF drive bays per storage system:
12 LFF drive bays in the controller unit
12 LFF drive bays in the expansion unit; up to 9x expansion units
Intermix of SFF and LFF units is supported.
Drive technology SAS and NL SAS HDDs and SAS SSDs. Intermix of HDDs and SSDs is supported.
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