Lenovo ThinkSystem DE4000H is a scalable, hybrid entry-level storage system that is designed to provide performance, simplicity, capacity, security, and high availability for medium 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 DE4000H is a perfect fit for a wide range of enterprise workloads, including big data and analytics, video surveillance, technical computing, backup and recovery, and other storage I/O-intensive applications.


Form factor
DE4000H 2U24 SFF controller enclosure (Machine Type 7Y75): 2U rack mount.
DE4000H 2U12 LFF controller enclosure (Machine Type 7Y74): 2U rack mount.
DE4000H 4U60 LFF controller enclosure (Machine Type 7Y77): 4U rack mount.
DE240S 2U24 SFF expansion enclosure (Machine Type 7Y68): 2U rack mount.
DE120S 2U12 LFF expansion enclosure (Machine Type 7Y63): 2U rack mount.
DE600S 4U60 LFF expansion enclosure (Machine Type 7Y69): 4U 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.
Note: RAID 3 can be configured only through the CLI.

Controller system memory 16 GB or 64 GB per system (8 GB or 32 GB per controller). Cache mirroring between the controllers. Flash-backed cache protection (includes battery for destaging to flash).

Expansion enclosure support
DE4000H 2U24 SFF controller: 3x DE120S, 3x DE240S or 2x DE600S
DE4000H 2U12 LFF controller: 7x DE120S, 3x DE240S or 3x DE600S
DE4000H 4U60 LFF controller: 7x DE120S, 3x DE240S or 3x DE600S
Expansion enclosures may be mixed up to a maximum of 7 expansion enclosures

Drive bays
DE4000H 2U24 SFF controller:
With 3x DE120S LFF expansion enclosures: 24 SFF + 36 LFF drive bays
With 3x DE240S SFF expansion enclosures: 96 SFF drive bays
With 2x DE600S LFF expansion enclosures: 24 SFF + 120 LFF drive bays
DE4000H 2U12 LFF controller:
With 7x DE120S LFF expansion enclosures: 96 LFF drive bays
With 3x DE240S SFF expansion enclosures: 12 LFF + 72 SFF drive bays
With 3x DE600S LFF expansion enclosures: 192 LFF drive bays
DE4000H 4U60 LFF controller:
With 3x DE120S LFF expansion enclosures: 96 LFF drive bays
With 3x DE240S SFF expansion enclosures: 60 LFF + 72 SFF drive bays
With 2x DE600S LFF expansion enclosures: 180 LFF drive bays
Expansion enclosures may be mixed up to a maximum of 7 expansion enclosures

Drive technology
12 Gb SAS and NL SAS HDDs and FIPS HDDs, 12 Gb SAS SSDs and FIPS 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.
A maximum of 120 SAS SSDs is supported.
Intermix of FIPS drives and non-FIPS drives is supported within a system.
Intermix of FIPS drives and non-FIPS drives 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.

Storage capacity Up to 3.375 PB (192x 18 TB LFF HDDs).

Host connectivity Host connectivity ports provided using host interface cards (HICs) (per controller enclosure with two controllers):
8x 12 Gb SAS host ports (Mini-SAS HD, SFF-8644) (4 ports per controller)
8x 10/25 Gb iSCSI SFP28 host ports (DAC or SW fiber optics [LC]) (4 ports per controller)
8x 8/16/32 Gb FC SFP+ host ports (SW fiber optics [LC]) (4 ports per controller)
Note: Two host interface cards are required for selection (one per controller). The controllers no longer offers base ports. Host connectivity is provided via the HICs.

Host operating systems Microsoft Windows Server 2012 R2, 2016, and 2019; Red Hat Enterprise Linux (RHEL) 6, 7, and 8; SUSE Linux Enterprise Server (SLES) 11, 12, and 15; VMware vSphere 6.5, 6.7, and 7.0.

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

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

Performance*
Up to 300 000 random read IOPS (4 KB blocks).
Up to 109 000 random write IOPS (4 KB blocks).
Up to 9.2 GBps sequential read throughput (64 KB blocks).
Up to 2.7 GBps sequential write throughput (64 KB blocks).
Configuration maximums**
Maximum storage capacity: 3.07 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: 192
RAID 3, 5, 6: 30
Maximum number of DDP arrays: 20
Maximum number of drives in a DDP array: 192 (11 drives minimum)
Maximum SSD read cache size:
DE4000 8GB Controller: 4 TB SSD read cache
DE4000 32GB Controller: 5 TB SSD read cache
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 two cooling modules (4U60 LFF) or with the fans that are built into power supplies (2U24 SFF and 2U12 LFF).
Power supply Two redundant hot-swap 913 W (100 - 240 V) (2U24 and 2U12 enclosures) or 2325 W (200 - 240 V) (4U60 enclosures) Platinum AC power supplies.
Hot-swap parts Controllers, I/O modules, drives, power supplies, cooling modules (4U60 LFF only), and SFP+/SFP28 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.
Warranty and support Three-year customer-replaceable unit and onsite limited warranty with 9x5 next business day (NBD) parts delivered. Also available are 9x5 NBD onsite response, 24x7 coverage with 2-hour or 4-hour onsite response, or 6-hour or 24-hour committed repair (select areas), YourDrive YourData, Premier Support, and 1-year or 2-year post-warranty extensions.
Software maintenance Included in the base warranty and any Lenovo warranty extensions.


LenovoPress: https://lenovopress.lenovo.com/lp0882-lenovo-thinksystem-de4000h-hybrid-storage-array