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IBM System Storage DS5020 Express

Manage growth, complexity, and risk with scalable, high-performance storage

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In a continuing effort to provide storage solutions that are designed to provide low TCO, high performance, robust functionality and extreme ease of use, IBM offers the IBM System Storage DS5020 Express. As part of the DS5000 series, the DS5020 Express offers high-performance 8 Gbps-capable FC connections, optional 1 Gbps iSCSI interface for less demanding applications and lower cost implementation, up to 67.2 TB of FC or FC-SAS physical storage capacity, 224 TB of SATA physical storage capacity, 6 TB of SSD physical storage capacity, and powerful system management, data management and data protection features. The DS5020 Express is designed to expand from workgroup to enterprise-wide capability with up to six FC expansion units with the EXP520 Expansion Unit.

Highlights


Manage data more effectively

Optimised data management requires storage solutions with high data availability, strong storage management capabilities and powerful performance features. The IBM System Storage DS5020 Express is designed to provide lower TCO, high performance, robust functionality and extreme ease of use. As part of the System Storage DS5000 series storage system, the DS5020 Express offers:

Achieve a lower TCO

Facing relentless data growth and shrinking budgets, companies continue to look for ways to improve efficiency and reduce costs. 8 Gbps FC allows companies to reduce the number of host bus adapters (HBAs) per server and the number of overall ports in their FC SAN infrastructure without sacrificing performance, thus saving acquisition and operational costs.

Additionally, auto-negotiating 8 Gbps FC interfaces allow the DS5020 Express to integrate seamlessly into an existing 2 Gbps or 4 Gbps infrastructure, while offering investment protection going forward when the SAN inevitably becomes 8 Gbps.

The system is designed to help you avoid over-configuration for an affordable entry-point while offering seamless ‘pay-as-you-grow’ scalability as requirements change. Its efficient storage utilisation is designed to reduce raw capacity requirements and the capability to intermix high-performance and high-capacity drives enables tiered storage in a single enclosure. These unique capabilities reduce the number of drives needed to meet performance and/or capacity demands and can significantly reduce acquisition and operational costs.

Common features

Hardware summary


Feature Benefits
Host interface intermix
Balanced performance
Support for SEDs
Up to 112 intermixed drives
Built-in efficiencies
System Storage DS Storage Manager software
Dynamic expansion capabilities
Up to 128 partitions
Fully-integrated replication features
Support for heterogeneous, open operating systems
Custom XOR engine for RAID parity calculations
Support for multiple RAID levels; including RAID 6
Redundant, hot-swappable components
Persistent cache backup
Eight 8 Gbps FC host ports
Backward compatibility with 2 Gbps and 4 Gbps devices
Up to 112 FC drives
DCE
Up to 64 Mirror Pairs
FlashCopy
Dynamic Volume Expansion

Characteristics
Model 1814-20A
RAID controller Dual active
Cache 4 GB

Battery-backed
Host interface Four 8 Gbps FC

Eight 8 Gbps FC

Four 8 Gbps FC

Four 1 Gbps iSCSI
Drive interface 4 drive ports – FC Switched and FC-AL standard, Auto-sensing 2 Gbps/4 Gbps
Supported drives
RAID levels 0, 1, 3, 5, 6, 10
Storage partitions 4, 8, 16, 64 or 128 storage partitions
Maximum drives supported 112 FC, SED, FC-SAS, SSD or SATA drives (using 6 EXP520 Expansion Units)
Fans and power supplies Dual redundant, hot-swappable
Rack support 19-inch, industry-standard rack
Management software IBM System Storage DS Storage Manager version 10.xx
SAN support Supported IBM FC switches and directors (product numbers 2005, 2006, 2109, 2026, 2027, 2031, 2032, 2034, 2042, 2054, 2061, 2062 and IBM BladeCenter)
Warranty Three-year parts and labour warranty, 9.AM to 5.PM next business day, upgradeable to around-the-clock with six hour response
Physical characteristics
Dimensions H - 130.3 mm (5.13 in) W - 447.0 mm (17.6 in) D - 563.8 mm (22.2 in)
Supported systems For a list of currently supported servers, operating systems, HBAs, clustering applications and SAN switches and directors, refer to the DS5020 Express Interoperability Matrix.

The DS5020 Express is supported only in rack installations. With optional features, up to six EXP520 Expansion Units can be attached to the DS5020 Express up to a maximum of 112 drives.
Model Model description Interface Model includes
1814-52A Drive Enclosure 4 Gbps FC interface Environmental Service Modules (ESMs)-imbedded
Relative Humidity (no condensation) EXP520 Drive Enclosure
Operating range 8% to 80%
Storage range 5% to 80%
Maximum dew point 26° C (79° F)
Maximum gradient 10% per hour
Altitude ranges EXP520 Drive Enclosure
Operating 30.5 m (100 ft) below sea level to 3,000 m (9,842 ft) above sea level
Storage 30.5 m (100 ft) below sea level to 3,000 m (9,842 ft) above sea level
Transit 30.5 m (100 ft) below sea level to 12,000 m (40,000 ft) above sea level
Heat dissipation EXP520 Drive Enclosure
Btu/Hr 1,516
KVA 0.454
Watts (AC) 443
Amps (240 V ac) 2.25
The tabulated power and heat dissipation values are the maximum measured operating power.
Acoustic noise EXP520 Drive Enclosure
Sound power 6.5 bels
Sound pressure 65 dBA
Power input EXP520 Drive Enclosure
Nominal voltage range 100 V ac to 240 V ac
Frequency range 50 to 60 Hz
Max operating current 6.0 A at 100 V ac

2.5 A at 240 V ac

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