1 Internet-Scale Systems Research Group (ISRG) Eric Brewer, David Culler, Anthony Joseph, Randy Katz Computer Science Division, EECS Department University of California, Berkeley, CA Cellular “Core” Network S. S. 7 NinjaICEBERG Millennium Endeavour

2 The Post-PC Revolution: It’s About Services Global Packet Network Application-specific Overlay Networks (Multicast Tunnels, Mgmt Svrcs) Application-specific Servers (Streaming Media, Transformation) Internetworking (Connectivity) Appl Infrastructure Services (Distribution, Caching, Searching, Hosting) Applications (Portals, E-Commerce, E-Tainment, Media) ISP CLEC ASP Internet Data Centers AIP ISV

3 Vehicle LAN Computers, Displays, Audio Out, Etc. Scalable Servers Internet In-Vehicle Service Scenario Caches Broadband Downlink: Radio/TV/Digital Media Info Content (News/Maps) Hybrid Networking w/ Narrowband Uplink Access ISP Backbone Revenue Model: Subscription fees and equipment purchase vs. advertiser pays for targeted ad insertion based on location, activity, vehicle owner demographics, etc. Web-based I/F available in-vehicle, at home, at work Vehicle Portal: Info, Repair Records, Ads Portal

4 Strategy Leverage interdisciplinary systems expertise in network-based applications, scalable services, network-connected computing platforms Work collaboratively across applications, OS, networks, architecture Interact closely with industry, to obtain early access to leading edge technologies and facilitate tech transfer Cultivate ties with Bay Area (and beyond!) networking and systems research community

5 Internet-Scale Systems Extremely large, complex, distributed, heterogeneous, with continuous and rapid introduction of new technologies Feasible architectures –Decentralized, scalable algorithms –Dynamically deployed agents where they are needed –Incremental processing/communications growth –Cross-layer protocol design and optimization Prototyping and deployment-driven

6 ISRG Research Focus Infrastructure Services –Scalability –Availability –Pervasive Computing –Mobility –Proxies/Transcoders/Network Agents –Active Services Security and E-Commerce –PKI –Computational Economy Novel Applications and Architectures –Universal In-Box –IVR/Room Control

7 Experimental Testbed SimMillennium Network Infrastructure GSM BTS Millennium Cluster WLAN / Bluetooth Pager IBM WorkPad CF788 MC-16 Motorola Pagewriter Soda 326 Soda “Colab” 405 Soda Velo Smart Spaces Personal Information Management H.323 GW Nino Text Speech Image/OCR Fax

8 Project Synergies ICEBERG Computer-Telephony Integration Service Creation ICEBERG Computer-Telephony Integration Service Creation Millennium Campus-Area Distributed Clusters Millennium Campus-Area Distributed Clusters NINJA Scalable, Secure Services in the Network NINJA Scalable, Secure Services in the Network Endeavour Post-PC Explorations Vastly Diverse Devices Oceanic Data Utility Sensor-Centric Data Mgmt Negotiation Architecture Tacit Knowledge I/F Intelligent Classrooms Design Methods Endeavour Post-PC Explorations Vastly Diverse Devices Oceanic Data Utility Sensor-Centric Data Mgmt Negotiation Architecture Tacit Knowledge I/F Intelligent Classrooms Design Methods

9 Millennium Project Goals Enable major advances in Computational Science and Engineering –Simulation, Modeling, and Information Processing becoming ubiquitous Explore novel design techniques for large, complex systems –Fundamental Computer Science problems ahead are problems of scale Develop fundamentally better ways of assimilating and interacting with large volumes of information –and with each other Explore emerging technologies –networking, OS, devices

10 Ninja Project Goals Create a framework that enables programmatic generation and composition of services from strongly typed reusable components Key Elements –Structured architecture with a careful partitioning of state »Bases, Active Routers, and Units –Wide-area paths formed out of strongly-typed components »Operators and Connectors –Execution environments with efficient, but powerful communication primitives »Active Messages + capsules »TACC + persistence + customization

11 ICEBERG Project Goals Demonstrate ease of new service deployment –Packet voice for computer-telephony integration –Speech- and location-enabled applications –Complete interoperation of speech, text, fax/image across the four P’s: PDAs, pads, pagers, phones) –Mobility and generalized routing redirection Demonstrate new system architecture to support innovative applications –Personal Information Management »Universal In-box: , news, fax, voice mail »Notification redirection: e.g., , pager –Home networking and control of “smart” spaces, sensor/actuator integration »Build on experience with A/V equipped rooms in Soda Hall

12 The Endeavour Expedition: Devices in the eXtreme Evolution Information Appliances: Scaled down desktops, e.g., CarPC, PdaPC, etc. Evolved Desktops Servers: Scaled-up Desktops, Millennium Revolution Information Appliances: Many computers per person, MEMs, CCDs, LCDs, connectivity Servers: Integrated with comms infrastructure; Lots of computing in small footprint Display Keyboard Disk Mem  Proc PC Evolution Display Camera Smart Sensors Camera Smart Spaces Computing Revolution WAN Server, Mem, Disk Information Utility BANG! Display Mem Disk  Proc

13 Endeavour Technical Approach Information Devices –Beyond desktop computers to MEMS-sensors/actuators with capture/display to yield enhanced activity spaces Information Utility Information Applications –High Speed/Collaborative Decision Making and Learning –Augmented “Smart” Spaces: Rooms and Vehicles Design Methodology –User-centric Design with HW/SW Co-design; –Formal methods for safe and trustworthy decomposable and reusable components “Fluid”, Network-Centric System Software –Partitioning and management of state between soft and persistent state –Data processing placement and movement –Component discovery and negotiation –Flexible capture, self- organization, and re-use of information

14 Industrial Collaborators SRI

15 Summary and Conclusions Internet-Scale Systems Research Group: Emerging Network-centric Distributed Architecture spanning processing and access Open, composable services architecture--the wide-area “operating system” of the 21st Century Beyond the desktop PC: information appliances supported by infrastructure services--multicast real- time media plus proxies for any-to-any format translation and delivery to diverse devices Common network core: optimized for data, based on IP, enabling packetized voice, supporting user, terminal, and service mobility New capability and applications focus: Endeavour