| Characteristic |
Description |
 | |
| Purpose | The EonStor DS 4000U family of storage systems delivers extremely high performance with NVMe SSDs. The storage system can accommodate up to 24 U.2 or U.3 SSDs, delivering extremely high I/O performance of 1000K IOPS and 11 GB/s throughput, allowing the system to quickly respond to numerous I/O requests from virtual machines, HPC servers, databases, etc. |
| Performance | Performance - up to 1000K IOPS End-to-End, reading 11,000 MB/s, writing 7,500 MB/s. |
| Form factor | 2U, 19" rack mount, up to 24 SFF NVMe U.2 / U.3 drives |
| Controller(s) | One controller (no possibility to install a second controller) |
| Controller ports | Installed ports (per controller):
- no host connection ports (ports must be added by installing Host Board expansion cards)
- no JBOD connection ports (ports must be added by installing Host Board expansion cards)
Per controller: 2 Host Board slots, 2 DIMM slots, Cache Backup Module (CBM) bay, management ports, status indicators, control buttons
Additional ports when installing two Host Board type2 expansion cards (possible options, per controller):
- 4 x 10Gb/s iSCSI ports (RJ-45);
- 4 x 10Gb/s iSCSI ports (SFP+);
- 4 x 25Gb/s iSCSI ports (SFP28);
- 4 x 40Gb/s iSCSI ports (QSFP);
- 4 x 12Gb/s SAS ports, for host connection only;
- 8 ports 16Gb/s Fibre Channel;
- 8 ports 32Gb/s Fibre Channel;
- 4 ports 12Gb/s SAS, only for connection to expansion shelves |
| Cache memory | Pre-installed cache memory (2 memory slots per controller):
DDR4 4GB (1x4GB)
Possible options:
DDR4 8GB (2x4GB), 16GB (2x8GB), 32GB (2x16GB), 64GB (2x32GB) |
| Cache protection | Super Capacitor + Flash module (supercapacitor is designed for the entire service life of the storage system) |
| Connecting storage devices | Interface for connecting internal drives - PCIe 4.0 x4
SMART support
Automatic redirection of "bad" sectors
Ability to set bandwidth for each drive |
| Supported Storage Types | NVMe U.2/U.3 |
| Maximum number of drives | Per system: 24
With JBOD expansion shelves: up to 448, possible daisy-chain connection of up to 7 expansion shelves with 60 drives each. |
| RAID Parameters | Spare Drives: Global, Local, or Expansion Shelf-Assignable
Supported RAID Types: RAID 0, 1, 3, 5/5F, 6/6F, 10, 30, 50, 60
Online Expansion:
- Add new drives;
- Copy and replace with larger drives
RAID Migration
Ability to set stripe size and caching policy
Up to 32 volumes, up to 64 partitions per logical volume.
Up to 2048 LUNs. |
| Data Management Services | Thin provisioning
SSD caching (optional)
Automated storage tiering (optional)
Local backup: snapshots, volume copy, volume mirroring
Synchronous or asynchronous remote backup (optional)
Multi-pathing support (EonPath)
Various notification methods including email, LAN broadcast, fax, SNMP trap and SMS |
| Availability and reliability | Hot-swappable hardware components (drives, power supplies, fans)
CacheSafe technology
Multi-pathing support (EonPath)
Device mapper support |
| Supported OS | Microsoft Windows Server 2019/2016/2012 R2/2012/2008 R2/2008
Windows 7 SP1
Windows 8.1
Windows Hyper-V
Red Hat Enterprise Linux
SUSE Linux Enterprise
Sun Solaris
macOS X
VMware
Citrix XenServer
OpenStack Cinder |
| Power and cooling | Dual 530W 80 PLUS redundant hot-swappable power supplies
Variable speed cooling fans |
| Controls | Via network - Web-based SANWatch management software
Local - via RS232 serial port
Via Ethernet management port - Telnet and SSH system monitoring
LED indication: status, inventory, temperature sensors |
| Dimensions and weight | Height 8.8 cm, width 44.9 cm, depth 50.0 cm
Weight 19.6 kg without storage units |
| Rack mount installation | Slide-out rails for rack mounting |
| Power supply parameters | 100-264 VAC, 8-4 A, 50-60 Hz, PFC (auto switching) |
| Operating Environment | Operating temperature from +0°C to +40°C (without BBU) / up to +35°C (with BBU)
Storage temperature from -40°C to +60°C
Relative humidity operating and during storage from 5% to 95% without condensation |
| Warranty | Standard 36 months warranty, service at the service center |
| Additional information | EonStor DS U.2 NVMe All-Flash Storage series DataSheet |