Lenovo ThinkSystem Storage DM Series with ONTAP Software,
מק"ט: DM
אתר היצרן: לחץ למעבר לאתר היצרן
אחריות: 3
Attribute Specification
Form factor
  • DM5000H controller enclosure (Machine Type 7Y57): 2U rack mount.
  • DM240S 2U24 SFF expansion enclosure (Machine Type 7Y58): 2U rack mount.
  • DM120S 2U12 LFF expansion enclosure (Machine Type 7Y59): 2U rack mount.
  • DM600S 4U60 LFF expansion enclosure (Machine Type 7Y43): 4U rack mount.
Controller configuration Dual active-active controller configuration (HA pair). Up to 6 HA pairs can be combined into a single SAN cluster, or up to 12 HA pairs can be combined into a single NAS cluster. 
HA pair/cluster interconnect ports 4x 10 GbE SFP+ ports (DAC cables or SW fiber optics [LC]) (2 ports per controller).
Controller memory 64 GB RAM per system (32 GB per controller). 8 GB battery-backed NVRAM per system (4 GB per controller) mirrored between the controllers.
Controller cache 2 TB NVMe-based Flash Cache (1 TB per controller).
Drive bays
  • Up to 144 SFF hot-swap drive bays (1x 2U24 controller enclosure + up to 5x 2U24 SFF expansion enclosures).
  • Up to 120 LFF and 24 SFF hot-swap drive bays (1x 2U24 controller enclosure + up to 2x 4U60 LFF or up to 10x 2U12 LFF expansion enclosures).
Intermix of 2U24 SFF, 2U12 LFF, and 4U60 LFF enclosures is supported.
Drive technology 12 Gb SAS HDDs, 12 Gb NL SAS HDDs, 12 Gb SAS SSDs.
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.
  • 2U24 SFF drives:
    • 960 GB, 3.84 TB, 7.68 TB, and 15.36 TB SAS SSDs (1 DWD).
    • 900 GB, 1.2 TB, and 1.8 TB 10K rpm SAS HDDs.
  • 2U12 and 4U60 LFF drives: 4 TB, 8 TB, and 10 TB 7.2K rpm NL SAS HDDs.
Storage capacity Up to 1.2 PB.
Storage protocols
  • NAS (File access): NFS and CIFS/SMB.
  • SAN (Block access): iSCSI and FC.
Host connectivity Base ports (per controller enclosure):
  • 8x 1 GbE (RJ-45 UTP)/10 GbE (DAC cable or SW fiber optic cable, LC) or 4/8/16 Gb FC (SW fiber optic cable, LC) SFP+ host ports (4 ports per controller); or
  • 8x 1/10 GbE RJ-45 UTP host ports (4 ports per controller).
Host operating systems Microsoft Windows Server 2012 R2 and 2016; Red Hat Enterprise Linux (RHEL) 6 and 7; SUSE Linux Enterprise Server (SLES) 11 and 12; VMware vSphere 6.0 and 6.5.
Standard software features RAID data protection, NVMe SSD read cache (Flash Cache), hybrid storage pools (Flash Pool), snapshots, volume copy (FlexClone), storage quality of service (QoS), thin provisioning, compression, deduplication, encryption, disk-based backup (SnapVault), application-aware backup (SnapManager), quick data recovery (SnapRestore), and asynchronous mirroring (SnapMirror).
Optional software features WORM data protection (SnapLock).
Performance* Up to 148 000 random read IOPS (8 KB blocks).
Configuration maximums**
  • Maximum storage capacity: 1.2 PB
  • Maximum flash pool capacity: 24 TB
  • Maximum number of volumes: 2048 (per controller)
  • Maximum number of FlexVol volumes: 1000
  • Maximum volume size: 100 TB
  • Maximum aggregate size: 400 TB
  • Maximum number of drives in a RAID group (data + parity drives):
    • RAID 4: 14 (13 + 1 SAS SSDs) or 7 (6 + 1 NL SAS HDDs)
    • RAID-DP: 28 (26 + 2 SAS SSDs) or 20 (18 + 2 NL SAS HDDs)
    • RAID-TEC: 29 (26 + 3 SAS SSDs or NL SAS HDDs)
  • Maximum number of hosts: 512
  • Maximum number of snapshots: 255 (per FlexVol volume)
Cooling Redundant cooling with two cooling modules (DM600S 4U60 LFF) or with the fans that are built into power supplies (DM5000H, DM240S 2U24 SFF, and DM120S 2U12 LFF).
Power supply Two redundant hot-swap 913 W (100 - 240 V) (DM5000H, DM240S 2U24 SFF, and DM120S SFF enclosures) or 2325 W (200 - 240 V) (DM600S 4U60 LFF enclosures) Platinum AC power supplies.
Hot-swap parts Controllers, I/O modules, drives, power supplies, cooling modules (DM600S 4U60 LFF only), and SFP+ transceivers and DAC cables.
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.
Management interfaces ThinkSystem Storage Manager web-based GUI; SSH CLI; Serial console CLI; 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, Premier support, Basic hardware installation services.
Software maintenance Included in the base warranty and any Lenovo warranty extensions.
Dimensions Controller enclosure:
  • Height: 85 mm (3.4 in.)
  • Width: 447 mm (17.6 in.)
  • Depth: 483 mm (19.0 in.)
2U24 SFF expansion enclosure:
  • Height: 85 mm (3.4 in.)
  • Width: 449 mm (17.7 in.)
  • Depth: 484 mm (19.1 in.)
2U12 LFF expansion enclosure:
  • Height: 85 mm (3.4 in.)
  • Width: 447 mm (17.6 in.)
  • Depth: 483 mm (19.0 in.)
4U60 LFF expansion enclosure:
  • Height: 174 mm (6.9 in.)
  • Width: 449 mm (17.7 in.)
  • Depth: 922 mm (36.3 in.)
  • Controller enclosure (fully configured): 27.6 kg (60.8 lb)
  • 2U24 SFF expansion enclosure (fully configured): 24.4 kg (53.8 lb)
  • 2U12 LFF expansion enclosure (fully configured): 28.7 kg (63.3 lb)
  • 4U60 LFF expansion enclosure (fully configured): 111.5 kg (245.8 lb)
* נפח האיחסון הפנוי לשימוש- נמוך מנפח האחסון הכולל של המכשיר, עקב התקנת מערכת ההפעלה, תוכנות וכדומה

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