云计算演讲PPT

PCs
TVs
The Second Story
Gestisci Comunica Lavora Condividi
Google Charts
Outline
Stories Background Web 2.0, Grid Computing and Cloud
Computing Cloud Computing Cases Future
Coordinated problem solving
Beyond client-server: distributed data analysis, computation, collaboration, …
Dynamic, multi-institutional virtual orgs
Then the “Grid” – Foster and Kesselman, 1999
Also called parallel distributed computing
Why is this hard/different?
Lack of central control
Where things run When they run
Upon Cloud Computing
Cloud storage: it is a model of networked data storage where data is stored on multiple virtual servers
Forrester: Cloud computing is a new IT outsourcing model…cloud computing is looking like a classic disruptive technology.
The Architecture of Cloud Computing
Cloud computing
Outline
Storie Background Web 2.0, Grid Computing e Cloud
Computing Cloud Computing Casi Futuro
The First Story
4+ billion phones by 2010 [Source: Nokia] PDAs
Community overlays on classic org structures Large or small, static or dynamic
Not A New Idea
Late 70’s – Networked operating systems Late 80’s – Distributed operating system Early 90’s – Heterogeneous computing Mid 90’s - Metacomputing
Shared resources
Contention, variability
Communication
Different sites implies different sys admins, users, institutional goals, and often “strong personalities”
Statistics
Statistics
It’s All About Ideas
What do these companies have in common?
Outline
Stories Background Web 2.0, Grid Computing and Cloud
Computing Cloud Computing Cases Future
News Blog: Cloud computing, the notion of outsourcing hardware and software to Internet service providers, is showing the classic signs of disruptive technology--it's not good enough for the masses yet, but it has clear potential to shake things up.
Timeline
CCOOBBOOLL , Edsel
ARPANET
Darkness
Amazon.com Internet
Web
Web as a
பைடு நூலகம்
Web Services,
Awareness Platform Resources Eliminated
Dot-Com Bubble
Web 2.0
Web Scale Computing
Theory -> Practice
Grid Computing 2.0?
Grid Computing
Cloud
Cloud Cloud Computing
Cloud Computing
WIKIPEDIA: Cloud computing is a new (circa late 2007) label for the subset of grid computing that includes utility computing and other approaches to the use of shared computing resources. Cloud computing is an alternative to having local servers or personal devices handling users' applications.
What is a Grid
Resource sharing
Computers, storage, sensors, networks, … Sharing always conditional: issues of trust, policy,
negotiation, payment, …