IBM DS3500 User Manual
System Storage
TM
DS3500 Technical Overview
®
Ma Song
© 2010 IBM
Corporation
IBM Systems
System Storage
TM
Announcing…
IBM System Storage™ DS3500 Express
6 Gbps SAS-based storage system
§ Next generation entry-level storage system featuring 6 Gbps SAS
technology, improved performance, concurrent iSCSI/SAS or FC/SAS host
connectivity, increased scalability and enhanced features
Benefits
§ Affordable entry-point with midrange performance, scalability and features
§ Green efficiencies reduce energy expenditures
§ Extensive suite of Microsoft and VMware solutions
§ Ease-of-use built into a powerful and intuitive management software
§ Multi-protocol connectivity support concurrent DAS / SAN
§ Balanced performance ideally-suited for mixed workloads and virtualization
§ Enhanced security features provides relentless data protection
IBM Systems
System Storage
TM
IBM Entry-Level And Midrange Storage
Positioning
DS3500
• FC, SAS, iSCSI connectivity
• (96) SAS, SED-SAS, NL-SAS drives
• EXP3512 (12 3.5-in drive), EXP3524 (24
3.5-in drive) expansion units
DS3200, DS3300, DS3400
• FC, SAS, iSCSI connectivity
• (48) SAS, SATA drives
DS5100, DS5300
• FC, iSCSI connectivity
• (480) SSD, FC, SED, SATA drives
• EXP5000 (16 drives) or new EXP5060 (60
drives) expansion units
DS5020,DS3950*
• FC, iSCSI connectivity
• (112) FC, SED (DS5020 only), SATA drives
• EXP5020 (16 drives) expansion unit
• EXP3000 (12 drive) expansion unit
SMB / Entry-level Workgroup Department Data Center HPC
• SAS, iSCSI connectivity
• DAS/shared DAS/IP SAN
• Simple management
• Snapshot replication
• iSCSI, FC connectivity
• Shared DAS, small SAN
• Simple management
• Snapshot replication
• FC, iSCSI connectivity
• Homogeneous SANs
• Performance value
• Configuration flexibility
• Local/remote replication
• FC connectivity
• Heterogeneous SANs
• Highest performance
• Configuration flexibility
• Local/remote replication
• FC connectivity
• System clusters
• GPFS
• Maximum bandwidth
• Capacity density
IBM Systems
System Storage
TM
DS3500
§ SBB(Storage Bridge Bay) 2.0 compliant form factor
§ 2 6Gbps SAS host ports on the base board
§ Base board allows connection of one daughter card for support
of additional host interface types (1 Gbps iSCSI, 8Gbps FC)
§ Supports Simplex and Duplex system configurations
§ 6Gbps SAS support for the back end
§ 2 tray types
► EXP3524 (pictured)
► EXP3512
IBM Systems
System Storage
TM
DS3500 -Controller Canister Assembly
Memory DIMM
HIC Daughter Card
SDHC Card
Lid
Battery
DS3500 PCBA in Base
Faceplate
HIC Adapter Plate
IBM Systems
System Storage
TM
DS3500 Controller
6
IBM Systems
System Storage
TM
Core processor
§ Next-generation 6 Gb SAS
Power PC 440 ROC 800-MHz processor
– Super scalar core with a 1.9x MIPS multiplier that translates into
1.5-GHZ x-scale
§ The core processor has been updated with the 6Gbs SAS Power PC
440 ROC processor also often referred to as the meteor chip.
§ IBM PowerPC 440 内核是一个32位的RISC 的CPU，该内核充分发挥了
Book E增强型POWER架构的高可扩展性和灵活性，并专为嵌入式应用
进行了优化。
IBM Systems
System Storage
TM
DS3500 -SBB 2.0 Support
§ Midplane EEPROMs (1 per bus) contain (list not
comprehensive):
► Midplane (enclosure) VPD data
► SBB-specific data
► Drive Port Mapping Tables
► Vendor-specific data
§ Tray functionality
► Cleanly identify errors and faults
► Authenticate tray components
IBM Systems
System Storage
TM
DS3500 – Controller Block Diagram
IBM Systems
System Storage
TM
DS3500 – Back Panel w/ no Daughter Card
RS232
Ethernet
Host SAS 2.0
Expansion SAS 2.0
IBM Systems
System Storage
TM
Optional Host Daughter Card
§ Two 6 Gbps SAS ports per controller standard
§ Optional host card provide increased connectivity
and multi-protocol support
Part Number Feature Code Host Daughter Card
68Y8431 3610
68Y8432 3611
68Y8433 3612
6 Gbps SAS 2 host port
daughter card
8 Gbps FC 4 host port
daughter card
1 Gbps iSCSI 4 host port
daughter card
IBM Systems
System Storage
TM
DS3500 – Controller w/ SAS Daughter Card
Fault
Amber
Ch 3
Activity
Green
Ch 4
Host SAS 2.0
IBM Systems
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