【产品手册】_DE2000H product guide.pdf

Lenovo ThinkSystem DE2000H Hybrid Storage Array

Product Guide

Lenovo ThinkSystem DE2000H is a low-cost, hybrid entry-level storage system that is designed to provide

performance, simplicity, capacity, security, and high availability for small to large businesses. It delivers

enterprise-class storage management capabilities with a wide choice of host connectivity options, flexible

drive configurations, and enhanced data management features. The ThinkSystem DE2000H is a perfect fit for

small offices and remote and branch offices of large enterprises that run a wide range of workloads, including

big data and analytics, video surveillance, technical computing, backup and recovery, and other storage I/O-

The ThinkSystem DE2000H Storage Array scales up to 96 drives with the attachment of Lenovo ThinkSystem

DE120S 2U12 and DE240S 2U24 SFF Expansion Enclosures. It also offers flexible drive configurations with

the choice of 2.5-inch (SFF) and 3.5-inch (LFF) form factors, 10 K rpm SAS and 7.2 K rpm NL SAS hard disk

drives (HDDs), and SAS solid-state drives (SSDs).

Figure 1. Lenovo ThinkSystem DE2000H 2U24 SFF (top) and 2U12 LFF (bottom) enclosures

Did you know?

The ThinkSystem DE2000H scales up to 1.47 PB of raw storage capacity.

The ThinkSystem DE2000H offers block storage connectivity with support for 10 Gb iSCSI SFP+, 8/16 Gb FC,

12 Gb SAS, or 1/10 Gb iSCSI RJ-45 technologies.

For the ThinkSystem DE2000H, customers can change the host port protocol from FC to iSCSI or from iSCSI

Low-cost, entry-level hybrid storage with dual active/active controller configurations with 8 GB cache

per controller for high availability and performance.

Improved performance and data protection with Dynamic Disk Pools (DDP) technology, as well as

support for traditional RAID 0, 1, 3, 5, 6, and 10.

Flexible host connectivity to match diverse client needs with support for 10 Gb iSCSI SFP+,

8/16 Gb FC, 12 Gb SAS, or 1/10 Gb iSCSI (RJ-45) connectivity.

12 Gb SAS drive-side connectivity with support for up to 24x 2.5-inch small form factor (SFF) drives in

the 2U24 SFF enclosures or up to 12x 3.5-inch large form factor (LFF) drives in the 2U12 LFF

enclosures.

Scalability to up to 96 SFF or 48 LFF drives with the attachment of up to three expansion enclosures

Intuitive, web-based GUI for easy system setup and management.

Designed for 99.999% availability with redundant hot-swap components, including controllers and I/O

modules, power supplies, proactive maintenance, and non-disruptive firmware upgrades.

The ThinkSystem DE2000H supports the complete range of data storage requirements, from highly used

applications to high-capacity, low usage applications.

The following drives are supported in the 2U24 SFF enclosures:

Capacity-optimized solid-state drives (1 drive write per day [DWD]): 7.68 TB and 15.36 TB

High performance solid-state drives (3 DWD): 800 GB, 1.6 TB, and 3.2 TB

Performance-optimized, enterprise class disk drives: 1.8 TB 10K rpm

The following drives are supported in the 2U12 LFF enclosures:

a combination of the ThinkSystem DE240S and DE120S) are supported by a single ThinkSystem DE2000H

system. Customers can intermix 2U24 SFF and 2U12 LFF expansion enclosures behind a 2U24 SFF or 2U12

LFF controller enclosure. This configuration delivers the added flexibility to mix 3.5-inch and 2.5-inch drives

within a single system.

More drives and expansion enclosures are designed to be dynamically added with virtually no downtime,

which helps to quickly and seamlessly respond to ever-growing capacity demands.

The ThinkSystem DE2000H offers high levels of system and data availability with the following technologies:

Dual-active controller modules with automatic load balancing and failover

Mirrored data cache with flash backup (battery-backed destaging to flash)

Dual-port SAS HDDs and SSDs with automatic drive failure detection and rebuild with global hot

Components and connectors

The following figure shows the front of the ThinkSystem DE2000H and DE240S 2U SFF enclosures.

Figure 2. ThinkSystem DE2000H and DE240S 2U SFF enclosures front view

The front of the ThinkSystem DE2000H and DE240S 2U SFF enclosures includes the following components:

24 SFF hot-swap drive bays

Enclosure status LEDs

Enclosure ID LED

The following figure shows the front of the ThinkSystem DE2000H and DE120S 2U LFF enclosures.

Figure 3. ThinkSystem DE2000H and DE120S 2U LFF enclosures front view

The front of the ThinkSystem DE2000H and DE120S 2U LFF enclosures includes the following components:

12 LFF hot-swap drive bays

Enclosure status LEDs

One slot for the optional host interface card:

Two 12 Gb SAS x4 host ports (Mini-SAS HD SFF-8644).

Two 1/10 Gb iSCSI host ports (RJ-45)

Two 12 Gb SAS x4 expansion ports (Mini-SAS HD SFF-8644) for connections to the expansion

enclosures.

One RJ-45 10/100/1000 Mb Ethernet port for out-of-band management.

Note: The Ethernet port (P2) next to the GbE management port is not available for use.

Two serial console ports (RJ-45 and Micro-USB) for another means to configure the system.

One USB Type A port (reserved for factory use)

Two redundant hot-swap 913 W (100 - 240 V) AC power supplies (IEC 320-C14 power connector) with

The following figure shows the rear of the ThinkSystem DE240S or DE120S 2U expansion enclosure.

The rear of the ThinkSystem DE240S or DE120S 2U expansion enclosure includes the following components:

The following table lists the ThinkSystem DE2000H storage system specifications.

Note: The supported hardware options and software features listed in this product guide are based on the

software version 11.50. For details about specific software releases that introduced support for certain

hardware options and software features, refer to the Release notes of the particular software release for the

ThinkSystem DE2000H that can be found at:

http://datacentersupport.lenovo.com

Table 1. ThinkSystem DE2000H system specifications

Attribute Specification

Form factor DE2000H 2U24 SFF controller enclosure (Machine Type 7Y71): 2U rack mount.

DE2000H 2U12 LFF controller enclosure (Machine Type 7Y70): 2U rack mount.

cache protection (includes battery for destaging to flash).

Drive bays Up to 4 enclosures per system (Controller unit with up to 3 expansion units):

Up to 48 LFF hot-swap drive bays (Up to 4x 2U12 LFF enclosures)

Up to 96 SFF hot-swap drive bays (Up to 4x 2U24 LFF enclosures)

Intermix of 2U24 SFF and 2U12 LFF enclosures is supported.

Drive technology 12 Gb SAS and NL SAS HDDs, 12 Gb SAS SSDs.

Intermix of HDDs and SSDs is supported within a system.

Intermix of HDDs and SSDs is not supported within a volume group or disk pool.