1 An Introduction to the Storage Bridge Bay Specification

2 Key Points  A new open platform for storage innovations to benefit customers through standardization : Accelerating the availability of new technologies such as: Accelerating the availability of new technologies such as: iSCSIiSCSI SASSAS Storage applications (e.g., VTL, archive)Storage applications (e.g., VTL, archive) Delivering increased quality and affordability Delivering increased quality and affordability

3 Broad Industry Collaboration Membership is growing daily. Expect steady membership growth to continue. Membership is growing daily. Expect steady membership growth to continue.

4 What SBB is  A specification created by a non-profit working group that is defining a mechanical/electrical interface between a passive backplane drive array and the electronics packages that give the array its “personality”

5 VTL Concept: Standardize storage controller slots (SBB) Standardize storage controller slots (SBB) One chassis many controllers One chassis many controllers JBOD RAID FC SAN SAN LAN PCI Express / AS InfiniBand iSCSI SAN Storage Bridge Bay Specification NAS Archive

6 Concept: Standardize storage controller slots (SBB) Standardize storage controller slots (SBB) One controller many chassis One controller many chassis Storage Bridge Bay Specification SBB

7 Storage Bridge Bay Benefits End User Benefit: Increased Quality, Faster Access to New Technologies, Greater Range of Product Offerings, Lower Cost End User Benefit: Increased Quality, Faster Access to New Technologies, Greater Range of Product Offerings, Lower Cost Increased Innovation Platforms built on standard silicon & system building blocks * Actual Investment will vary – conceptual chart based on Intel Marketing Platform Spending Development Time Commercial CPU and Building Blocks and Building Blocks Platform R&D Software & Solution R&D Validation & Test Increased Investment* in solution value Equipment Provider Cost of Goods* Proprietary Hardware and ASICs Platform R&D Software & Solution R&D Validation & Test

8 Key Elements  Targeted at low and mid range storage  Modular backplane connector  Supports Up to 28 drives - SAS, SATA, FC Up to 28 drives - SAS, SATA, FC Redundant bridges/controllers Redundant bridges/controllers Redundant management interface and VPD Redundant management interface and VPD Chassis front view Chassis rear view Note: Actual enclosure designs will not match these drawings

9 Specification Focus SBB Canister VPD EEPROM SBB Backplane Connectors

Specification Status Rev 0.6  Connector/signal definitions  Mechanicals  Basic enclosure management (VPD) 1.0 H1’06 Rev 1.0 – Spec. Completion Pre Release work  Complete SI requirements  Specification ratification 0.6 Draft Q1’062.0 H1‘07 V2.0 Effort Rev 2.0 – Further Standardization  Refined sheet metal requirements  Allowances for more power Prior work SBB Rev 1.0 Release Specification First Products 2007

11 Summary  A standardization effort to benefit end users Increased quality Increased quality Faster access to new technologies Faster access to new technologies Wider range of product offerings Wider range of product offerings Lower cost Lower cost  A new organization with broad industry support  A specification defining the mechanical/electrical interface between disk enclosures and “personality” modules For more information contact or Attend the SBB session at the Intel Developer Forum. Session STGS003 on March 8 th at 2:00 p.m. Moscone Center West, San Francisco For more information contact or Attend the SBB session at the Intel Developer Forum. Session STGS003 on March 8 th at 2:00 p.m. Moscone Center West, San Francisco

12 Backup

13 Specification Covers ComponentDefined Not Defined Bridge  Physical dimensions (L/W/H)  Power budget  Card functionality (e.g., FC-SATA bridge)  Electronic hardware architecture Backplane Connector  Physical dimensions  Number and type of pins  Signaling capability of pins  Signal types (e.g., SAS, SATA, FC, etc.) Backplane  Number of traces for bridge interconnect  Physical dimensions  Signal types (e.g., SAS, FC)  Trace layout Power Supply / Cooling  Power delivered to controller  Cooling required for the controller  Physical dimensions of power supply  Power and cooling requirements for entire enclosure  Power supply connector to the backplane Enclosure Management  Management interfaces signals within the enclosure (e.g., fans, temperature sensors)  Vital Product Data  External management interface (e.g., SMI- S, CIM, SES) Drive Connector / Carrier  Use of Industry std Signal definitions  General purpose Signals available for each carrier  Connectors, Form factor, mounting and keys