Lenovo ThinkSystem DE2000H iSCSI Hybrid Flash Array LFF (4x 10 Gb iSCSI base ports [no SFPs])

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-intensive applications.
ThinkSystem DE2000H models are available in a 2U rack form-factor with 24 small form-factor (2.5-inch SFF) drives (2U24 SFF) or 12 large form-factor (3.5-inch LFF) drives (2U12 LFF) and include two controllers, each with 8 GB cache for a system total of 16 GB. Universal 10 Gb iSCSI or 8/16 Gb Fibre Channel (FC) ports provide base host connectivity, with an option for 12 Gb SAS or 1/10 Gb iSCSI RJ-45 connections with the host interface cards.
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).


Form factor
•DE2000H 2U24 SFF controller enclosure (Machine Type 7Y71): 2U rack mount.
•DE2000H 2U12 LFF controller enclosure (Machine Type 7Y70): 2U rack mount.
•DE240S 2U24 SFF expansion enclosure (Machine Type 7Y68): 2U rack mount.
•DE120S 2U12 LFF expansion enclosure (Machine Type 7Y63): 2U rack mount.

Controller configuration
Dual active-active controller configuration with automatic load balancing.

RAID levels
RAID 0, 1, 3, 5, 6, and 10; Dynamic Disk Pools.

Controller cache
16 GB per system (8 GB per controller). Cache mirroring between the controllers. Flash-backed 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.

Drive expansion connectivity
•2x 12 Gb SAS x4 (Mini-SAS HD SFF-8644) expansion ports on each of two controllers in the controller enclosure for the attachment of the expansion enclosures.
•4x 12 Gb SAS x4 (Mini-SAS HD SFF-8644) expansion ports on each of two I/O modules in the expansion enclosure for the attachment to the controller enclosure and daisy chaining of the expansion enclosures.

Drives 2U24 SFF drives:
•1.8 TB 10K rpm SAS HDDs
•7.68 TB and 15.36 TB SAS SSDs (1 DWD)
•800 GB, 1.6 TB, and 3.2 TB SAS SSDs (3 DWD)
2U12 LFF drives:
•4 TB, 8 TB, 10 TB, and 12 TB 7.2K rpm NL SAS HDDs
•800 GB SAS SSDs (3 DWD)

Storage capacity
Up to 1.47 PB (96x 15.36 TB SFF SSDs).

Host connectivity
Base ports (per controller enclosure with two controllers):
•4x 10 Gb iSCSI (DAC or SW fiber optics, LC) or 8/16 Gb FC (SW fiber optics, LC) SFP+ host ports (2 ports per controller)
Optional additional ports on host interface cards (per controller enclosure with two controllers):
•4x 12 Gb SAS host ports (Mini-SAS HD, SFF-8644) (2 ports per controller)
•4x 1/10 Gb iSCSI RJ-45 host ports (2 ports per controller)

Host operating systems
Microsoft Windows Server 2012 R2 and 2016; Red Hat Enterprise Linux (RHEL) 7; SUSE Linux Enterprise Server (SLES) 12; VMware vSphere 6.0 and 6.5.

Standard software features
Dynamic Disk Pools, SSD read cache, snapshots (up to 128 targets), volume copy, thin provisioning (DDP only), and data assurance.

Optional software features
Snapshots (up to 512 targets), asynchronous mirroring.

Performance*
•Up to 100 000 random read IOPS (4 KB blocks).
•Up to 35 000 random write IOPS (4 KB blocks).
•Up to 3 GBps sequential read throughput (64 KB blocks).
•Up to 0.9 GBps sequential write throughput (64 KB blocks).
* Estimated performance based on internal measurements.
 
Configuration maximums**
•Maximum storage capacity: 1.47 PB
•Maximum number of logical volumes: 512
•Maximum logical volume size: 2 PB
•Maximum thin-provisioned logical volume size (DDP only): 256 TB
•Maximum number of drives in a RAID volume group:
RAID 0, 1/10: 96
RAID 3, 5, 6: 30

•Maximum number of DDP arrays: 20
•Maximum number of drives in a DDP array: 96 (11 drives minimum)
•Maximum SSD read cache size: 5 TB
•Maximum number of hosts: 256
•Maximum number of snapshots: 512 (requires an optional license)
•Maximum number of mirroring pairs: 32 (requires an optional license)

Cooling
Redundant cooling with the fans that are built into power supplies.

Power supply
Two redundant hot-swap 913 W (100 - 240 V) Platinum AC power supplies.

Hot-swap parts
Controllers, I/O modules, drives, power supplies, and SFP+ transceivers.

Management ports
•1x 1 GbE port (UTP, RJ-45) per controller for out-of-band management.
•2x Serial console ports (RJ-45 and Micro-USB) for system configuration.
•In-band management via I/O path.

Management interfaces
System Manager web-based GUI; SAN Manager standalone GUI; SSH CLI; Serial console CLI; SMI-S Provider; SNMP, email, and syslog alerts; optional Lenovo XClarity.

Security features
Secure Socket Layer (SSL), Secure Shell (SSH), user level security, role-based access control (RBAC), LDAP authentication.

Hardware warranty
Three-year customer-replaceable unit and onsite limited warranty with 9x5 next business day terms. Optional warranty service upgrades are available through Lenovo: 24x7 coverage, 2-hour or 4-hour response time, 6-hour or 24-hour committed repair, 1-year or 2-year warranty extensions, YourDrive YourData, Premier support, Basic hardware installation services.
Software maintenance Included in the base warranty and any Lenovo warranty extensions.

Dimensions
2U24 SFF enclosure: •Height: 85 mm (3.4 in.) •Width: 449 mm (17.7 in.) •Depth: 553 mm (21.8 in.)
2U12 LFF enclosure: •Height: 85 mm (3.4 in.) •Width: 447 mm (17.6 in.) •Depth: 483 mm (19.0 in.)

Weight •2U24 SFF enclosure (fully configured): 27.6 kg (60.8 lb) •2U12 LFF enclosure (fully configured): 27.6 kg (60.8 lb)




Lenovo Press - https://lenovopress.com/lp0881-lenovo-thinksystem-de2000h-hybrid-storage-array