IBM System Storage DS3500 Express

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Highlights

Deliver mid-range performance and scalability at entry-level prices with 6 gigabits per second (Gbps) serial attached SCSI (SAS) systems
Leverage built-in management expertise in intuitive and powerful storage management software
Deliver simplified data protection management and automated recovery with Dynamic Disk Pooling (DDP)
Support Enhanced Global Mirroring over internet protocol (IP) and/or Fibre Channel (FC)
Deliver continuous data security with full disk encryption (FDE) and support high performing solid state drives (SSDs)
Comply with Network Equipment Building System (NEBS) and European Telecommunication Standards Institute (ETSI) and support -48 V DC power supplies.

IBM® System Storage DS3500 Express combines best-of-breed development with leading 6 Gbps host interface and drive technology. With its simple, efficient and flexible approach to storage, the DS3500 Express is a cost-effective, fully integrated complement to IBM System x servers, IBM BladeCenter and IBM Power Systems. By offering substantial improvements at a price that fits most budgets, the DS3500 Express delivers superb price/performance ratios, functionality, scalability and ease of use for the entry-level storage user.

The DS3500 Express offers:

Scalability to mid-range performance and features starting at entry-level prices
Efficiency to help reduce annual energy expenditures and environmental footprints
Simplicity that does not sacrifice control with the perfect combination of robustness and ease of use.

Common features

Next generation 6 Gbps SAS systems to deliver mid-range performance and scalability at entry-level prices
Data consolidation to ensure data availability and efficiencies across the organisation
Energy-saving implementations for cost savings today and tomorrow
The DS3500 Express meets the NEBS telecommunications specification requiring robust abilities and support for -48 V DC power supplies
Management expertise built into an intuitive and powerful storage management software
Investment protection and cost-effective backup and recovery with 16 Remote mirror capability over FC connections and 32 Global Mirrors across IP or FC host ports
Mixed host interfaces support enables IBM DB2 Administration Server and storage area network (SAN) tiering, reducing overall operation and acquisition costs
Relentless data security with local key management of FDE drives
Drive and expansion enclosure intermix cost-effectively meets all application, rack and energy-efficiency requirements
Support for SSDs, high performance SAS drives, nearline SAS (SAS-NL) drives and self encrypting disk (SED) drives
IBM System Storage DS Storage Manager software
128 storage partitions standard
32 IBM Enhanced FlashCopy standard
Volume Copy standard
Optional premium features deliver enhanced capabilities for the DS3500 system

Hardware summary

Dual active, hot-swappable controllers
Four interface options – SAS, internet small computer systems interface (iSCSI)/SAS, FC/SAS
Four or eight 6 Gbps SAS ports
Eight 8 Gbps FC ports and four 6 Gbps SAS ports
Eight 1 Gbps iSCSI ports and four 6 Gbps SAS ports
Four 10 Gbps iSCSI ports and four 6 Gbps SAS ports
Two 6 Gbps SAS drive expansion ports
Up to 192 drives – high performance and nearline SAS, SSD and SED SAS drives
EXP3512 (2U 12 3.5 in. drives) and EXP3524 (2U 24 2.5 in. drives) enclosures
Enclosures can be intermixed behind a controller
1 gigabyte (GB) cache per controller with 2 GB upgrade
Mirrored, battery-backed, de-staged to flash
Power and cooling module houses power supplies, redundant cooling fans
All primary components are hot-swappable customer replaceable units (CRU) and can be easily accessed and removed or replaced
DC-powered models available in enclosures for 24 2.5 in. drives (DS3524 and EXP3524)

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