最好的云计算资料

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Cloudcomputing

Outline

Storie

BackgroundWeb2.0,GridComputingeCloud

ComputingCloudComputingCasiFuturo

TheFirstStory

TVs

4+billionphonesby2023[Source:Nokia]

PCsPDAs

TheSecondStory

Gestisci

Comunica

Lavora

Condividi

GoogleCharts

Outline

Stories

BackgroundWeb2.0,GridComputingandCloud

ComputingCloudComputingCasesFuture

Timeline

COBOLCOBOL,Edsel

http://.77ARPANETInternet

Darkness

WebAwareness

WebasaPlatform

WebServices,ResourcesEliminated

Dot-ComBubble

Web2.0

WebScaleComputing

Statistics

Statistics

It’sAllAboutIdeas

Whatdothesecompanieshaveincommon?

NotANewIdea

Late70’s–Networkedoperatingsystems

Late80’s–DistributedoperatingsystemEarly90’s–Heterogeneouscomputing

Mid90’s-MetacomputingThenthe“Grid〞–FosterandKesselman,

1999

Alsocalledparalleldistributedcomputing

Theory-Practice

GridComputing2.0?

GridComputing

Cloud

CloudCloudComputing

CloudComputing

WIKIPEDIA:Cloudcomputingisanew(circalate2023)

labelforthesubsetofgridcomputingthatincludesutilitycomputingandotherapproachestotheuseofsharedcomputingresources.Cloudcomputingisanalternativetohavinglocalserversorpersonaldeviceshandlingusers'applications.

NewsBlog:Cloudcomputing,thenotionofoutsourcing

hardwareandsoftwaretoInternetserviceproviders,isshowingtheclassicsignsofdisruptivetechnology--it'snotgoodenoughforthemassesyet,butithasclearpotentialtoshakethingsup.

Forrester:Cloudcomputingisanew