Billions and Billions of Devices Served: Fundamental Challenges for the Network Age

2/13/98

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Table of Contents

Billions and Billions of Devices Served: Fundamental Challenges for the Network Age

The Big Vision

The Challenge

The Challenge

The Challenge

The Challenge

The Magnitude

The Premise

Layers

Layers

View Today

View Tomorrow

Lots of Computing in the Network

The Science

Outline

New Technology Cycle

New Technology Cycle

New Technology Cycle

New Technology Cycle

Supply and Distribution Chains

Disintermediation & Reintermediation

Products and Services

Megatrends

Turning inside-out

Clients become appliances

Bandwidth Disparities Grow

Exposes Networking’s “Three Lies”

Well-connected vs. Intermittently connected

Latency vs. Bandwidth

Latency vs. Bandwidth

Bandwidth-Latency Spectrum

Focus on client, then server

Client Proxy

Client Proxy

Example: UC Berkeley’s Pythia Project

Client-Specific Logic

Proxies as an Application Tier

Visualize

And the dynamic services are created by...

Focus on Server-side

Why Single-point of Web Presence doesn’t Scale

Latency X Bandwidth = ?

Latency X Bandwidth = ?

BW x Delay Product

BW x Delay Product

BW x Delay Product

BW x Delay Product

Practical Implications

Seen this before --- Disk!

Solution for Disks

Server Replication/Caching

Server Replication/Caching

Cache Sizes

Caching isn’t enough

Web site-provided logic

Big Questions

My Prediction: Services will become very rich

Possible Business Model

Who becomes the dominant service provider?

Synthesis Required

Synthesis Required

The Prize

PPT Slide

Author: Dr. Greg Papadopoulos

Email: mcgrew@cs.rutgers.edu

Home Page: http://internet.rutgers.edu


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