Storage Lenovo ThinkSystem DE240S 2U24 SFF Expansion Enclosure

7Y68A004EA Storage Lenovo ThinkSystem DE240S 2U24 SFF Expansion Enclosure



Form factor
DE6000F 2U24 SFF controller enclosure (Machine Type 7Y79): 2U rack mount.
DE240S 2U24 SFF expansion enclosure (Machine Type 7Y68): 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.
Note: RAID 3 can be configured only through the CLI.
Controller system memory 128 GB per system (64 GB per controller). Cache mirroring between the controllers. Flash-backed cache protection (includes battery for destaging to flash).
Drive bays Up to 120 hot-swap drive bays with up to five 2U24 SFF enclosures per system (Controller unit with up to four expansion units).
Drive technology
12 Gb SAS SSDs and FIPS SSDs.
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.
Drives SFF drives:
SAS SSDs (1 DWD)
SAS SSDs (3 DWD)
SAS FIPS SSDs (3 DWD)
Storage capacity Up to 1.84 PB (120x 15.36 TB SAS SSDs).
Storage protocols SAN (Block access): SAS, iSCSI, FC, NVMe/FC, NVMe/RoCE.
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)
4x 25/40/100 Gb NVMe/RoCE QSFP28 host ports (DAC cable or SW fiber optics, MPO) (2 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; Red Hat Enterprise Linux (RHEL); SUSE Linux Enterprise Server (SLES); VMware vSphere.
Note: NVMe/FC is supported by RHEL, SLES, VMware ESXi, and NVMe/RoCE is supported by RHEL, SLES (refer to LSIC for specific Operating System version details).
Standard software features Dynamic Disk Pools, snapshots (up to 2048 targets), volume copy, thin provisioning (DDP only), data assurance, synchronous mirroring, and asynchronous mirroring.
Performance*
Up to 1 000 000 random read IOPS (4 KB blocks).
Up to 390 000 random write IOPS (4 KB blocks).
Up to 21 GBps sequential read throughput (64 KB blocks).
Up to 7 GBps sequential write throughput (64 KB blocks).
Configuration maximums**
Maximum storage capacity: 1.84 PB
Maximum number of logical volumes: 2048
Maximum logical volume size: 4 PB
Maximum thin-provisioned logical volume size (DDP only): 256 TB
Maximum number of drives in a RAID volume group:
RAID 0, 1/10: 120
RAID 3, 5, 6: 30
Maximum number of DDP arrays: 20
Maximum number of drives in a DDP array: 120 (11 drives minimum)
Maximum number of hosts: 512
Maximum number of snapshots: 2048
Maximum number of mirroring pairs: 128
Cooling Redundant cooling with the fan modules that are built into power supplies.
Power supply Two redundant hot-swap 913 W (100 - 240 V) AC Platinum power supplies.
Hot-swap parts Controllers, I/O modules, drives, power supplies, and SFP+/SFP28/QSFP28 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; 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.
Dimensions
Height: 85 mm (3.4 in.)
Width: 449 mm (17.7 in.)
Depth: 553 mm (21.8 in.)
Weight
DE6000F 2U24 SFF controller enclosure (7Y79): 23.47 kg (51.7 lb)
DE240S 2U24 SFF expansion enclosure (7Y68): 27.44 kg (60.5 lb)