Lenovo E5-2600 v4 Product Manual - Page 20

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Flex System Storage Expansion Node

The x240 M5 supports the attachment of the Flex System Storage Expansion Node.

Withdrawn: The Storage Expansion Node is withdrawn from marketing.

The Flex System Storage Expansion Node provides the ability to attach another 12 hot-swap 2.5-inch HDDs or

SSDs locally to the attached compute node. The Storage Expansion Node provides storage capacity for

Network Attach Storage (NAS) workloads, which provides flexible storage to match capacity, performance, and

reliability needs.

The following figure shows the Flex System Storage Expansion Node attached to a compute node.

Figure 6. Flex System Storage Expansion Node (right) attached to the x240 M5 (left)

The ordering information for the Storage Expansion Node is shown in the following table.

Table 16. Ordering part number and feature code

Part number

Feature code

68Y8588*

A3JF

* Withdrawn from marketing

The Storage Expansion Node has the following features:

Connects directly to supported compute nodes via a PCIe 3.0 interface to the compute node's expansion

connector (see the internal view in the

Supports 12 hot-swap 2.5-inch drives, accessible via a sliding tray.

Supports 6 Gbps SAS and SATA drives, both HDDs and SSDs.

Based on an LSI SAS2208 6 Gbps RAID on Chip (ROC) controller.

Supports RAID-0, 1, and 10 as standard. JBOD also supported. Optional RAID-5 and 50 with cache

upgrade.

Optional 512 MB or 1 GB cache with cache-to-flash super capacitor offload and RAID 5/50 support.

Notes:

The use of the Storage Expansion Node requires that the x240 M5 Compute Node have both processors

installed.

The Storage Expansion Node uses a different hot-swap drive tray (G2HS) to the x240 M5 (G3HS). As a

result, the SEN drives and x240 M5 drives not interchangable.

For more information, including the supported drive options, see the Lenovo Press Product Guide:

http://lenovopress.com/tips0914

Internal tape drives

Lenovo Flex System x240 M5 (E5-2600 v4)

Description

Flex System Storage Expansion Node

Locations of key components and connectors

Maximum

supported

section).