IBM DS5000 Overview

© 2009 IBM Corporation

Statements of IBM future plans and directions are provided for information purposes only. Plans and direction are subject to change without notice.

IBM DS5000 Overview

Ryan LeonardStorage and Solutions Architect


System Storage June 2009

IBM Storage Product Lines

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This table represents general positioning and not technical capabilitiesThis table represents general positioning and not technical capabilities

Entry-level SMB Remote office Department Data Center

SAS connectivity with Mega RAID and ServeRAID 8S SAS adapters

Internal DAS solution Enhanced RAID

functionality Comprehensive software

SAS | iSCSI connectivity Shared DAS Simple management Snapshot replication First external RAID

FC connectivity Shared DAS Entry-level SANs Simple management FlashCopy replication

FC connectivity Homogeneous SANs Configuration flexibility Robust management Data replication

FC connectivity Heterogeneous SANs Highest performance Extensive configuration

flexibility and data replication services

DS4700

DS3200

EXP3000

DS3300

DS3400

DS4800

DS5100DS5300



DS5000 SeriesThinking Beyond Today

Real-world performanceSustainable, scalable, balanced, responsive

Interface adaptability4 Gbps FC, 8 Gbps FC, 1 Gbps iSCSI(future)

Continuous and reliable access to InformationOnline administration, active-active redundancy, advanced diagnostics

Application integrationCertifications, solutions, meet SLAs

Green efficiencyDo more with less



Next-Generation Controller Delivers Real-World Performance

Designed for high-speed, low-latency, real-world performance

Custom ASIC with built-in hardware-assist for RAID 5/6 parity calculations

Multiple 2 GB/s PCI-E xX8 busses between ASIC and external interfaces

Dedicated data cache with dynamic read/write allocation

Dedicated 2 GB/s PCI-Ex X8 cache mirroring buses

Sixteen backend drive channels

4

5 5

1

2

3

1

2

3

4

5



DS5000 Enclosures

DS5100/DS5300 EXP5000/EXP810

Controllers Interconnect

module

ESMs

Power/cooling

FC/SATA drives

Power/cooling



DS5000

58,158 SPC-1 IOPS

@256 drives (~ 6ms)

DS4800

45,015 SPC-1 IOPS @ 224 drives (~ 15 ms)

DS4700

17,195 SPC-1 IOPS @ 64 drives (~ 26 ms)

DS3400

9,000 SPC-1 IOPS@ 32 drives (~ 10 ms)

SPC-1 IOPS Performance

64

40K

20K

60K

256

Response time at 100% workload. Max allowed is 30 ms.

256



DS5000

4,818 SPC-2 MB/s

@ 128 drives

DS4800

1,381 SPC-2 MB/s @ 60 drives

DS4700

823 SPC-2 MB/s @ 30 drives

DS3400

731 SPC-2 MB/s@ 20 drives

SPC-2 MB/s Performance

6030

2K

5K

128



Exchange ESRP

12862

10K

55K

256

DS5000

55,000 mailboxes@ 256 drives; 0.48 profile

DS4800

20,000 mailboxes @ 128 drives; 0.45 profile

DS4700


DS3200


20K

40K



Flexible Host Interface Cards

Support existing 4 Gbps FC SANs

Add, replace, or mix host interfaces as infrastructure changes

4 Gbps FC 10 Gbps iSCSI8 Gbps FC 4 Gbps FC 1 Gbps iSCSI8 Gbps FC

Today Future

HIC



Investment Protection With A Performance Boost

DS5000DS4800 DS4700

EXP810 drive trays only

Up to 4X

Up to 8X



DS5000 / DS4800 – Key Improvements

D S 5 0 0 0 D S 4 8 0 0

Host interfacesEight or Sixteen 4 Gbps FC

(8 Gbps FC, 10 Gb iSCSI – future)Eight 4 Gbps FC

Max drives256

(448 – future)224

Data cache8 or 16 GB

(32 GB – future)4, 8 or 16 GB

Cache protectionBattery-backed

and destaged to diskBattery backed

Cache mirroring Dedicated PCI-Express busses Across backend drive loops

Internal bandwidth(single controller)

4 GB/s on dual PCI-Express busses

1 GB/s on single PCI-X buss

Cache bandwidth(ASIC to Cache)

17 GB/s 3.2 GB/s



DS5000 / DS4800 Performance Comparison

DS5300(256 drives)

DS4800(224 drives)

Burst I/O rate cache reads ~ 700,000 IOPS 575,000 IOPS

Sustained I/O rate disk reads ~ 98,000 IOPS 86,000 IOPS

Sustained I/O rate disk writes ~ 25,000 IOPS 22,000 IOPs

Burst throughput cache read ~ 6,400 MB/s 1,700 MB/s

Sustained throughput disk read ~ 6,400 MB/s 1,600 MB/s

Sustained throughput disk write ~ 5,300 MB/s 1,300 MB/s

* Based on performance testing by LSI. DS5000 performance numbers are preliminary estimates and not committed. Actual results based on testing are to be determined. All numbers were done using RAID 5 using switched drive modules and FC drives.



DS5000 Performance Comparison

DS5300 (448 drives)

DS5100 (256 drives)

Burst I/O rate cache reads ~ 700,000 IOPS ~ 650,000 IOPS

Sustained I/O rate disk reads ~ 172,000 IOPS ~ 75,000 IOPS

Sustained I/O rate disk writes ~ 45,000 IOPS ~ 20,000 IOPS

Burst throughput cache read ~ 6,400 MB/s ~ 3,200 MB/s

Sustained throughput disk read ~ 6,400 MB/s ~ 3,200 MB/s

Sustained throughput disk write ~ 5,300 MB/s ~ 2,500 MB/s

* Based on performance testing by LSI. DS5000 performance numbers are preliminary estimates and not committed. Actual results based on testing are to be determined. All numbers were done using RAID 5 using switched drive modules and FC drives.



DS5000 Models

DS5300 (1818-53A)

Up to 448 FC, SATA, and/or FDE(future) drives

DS5100 (1818-51A)

Up to 256 FC, SATA, and/or FDE(future) drives

Sixteen 4 Gbps FC drive interfaces Eight or Sixteen FC host interfaces

– 4Gbps and or 8Gbps 8 or 16GB data cache Partitions: 8, 16, 32, 128, 256 or 512 FlashCopy (up to 16 per base), VolumeCopy, ERM (up to 64) Warranty: 1 year, 24/7, 4 hour response

http://www-03.ibm.com/systems/storage/disk/ds4000/pdf/interop-matrix.pdf



DS5000 Release Roadmap

Initial Release 4 Gbps FC

interfaces 256 drives 8/16 GB

data cache FlashCopy VolumeCopy Remote Mirroring

GA: Sept 15, 2009

2009 Releases 8 Gbps FC

interfaces 448 drives Full Disk Encryption 1 Gbps iSCSI

interfaces FC/iSCSI

interface mix 8/16/32 GB

data cache Solid State Disk

(SSD)

SVC-Enabled Space-efficient

virtual disks– “Thin provisioning”

Storage virtualization

Non-disruptivedata migration

FlashCopy– Incremental– Cascade

Remote mirroring



Lifecycle longevity Protect against risks

of change/growth over the next 5+ years

Sustainable performance Real-world mixed workloads,

virtualization and consolidation

Green efficiency Lower your storage

acquisition, support and environmental costs

Enterprise support Large DataCenter

support for a scalable modular package

DS5000 Corner Stone Value Propositions

IBM DS5000 Overview

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