[Notes] Cloud Computing talk @ Programming Lab 1

Cloud Computing

Utility Computing

    amazon.com : EC2

    rackspace.com

    http://g.ho.st/?language=en

        virtual desktop

PaaS (Platform as a Service)

    google app Engine

    force.com 

    Microsoft

        Windows Azure

        live services

        .net services

        sql services

Cloud-based User Application

    salesforce.com

    flickr.com

    animoto.com

Characteristic of a cloud application

    Scalable horizontally

    failure resistant

    not heavily inter-connect intensive

    not too security critical

    inherently aware of cloud infrastructure

Type of Cloud Application

    Processing pipeline

    Batch Processing

    Websites

        Temp websites

        Seasonal websites

Cloud Computing design consideration

    Component scalability

    On-demand scalability

    Loosely coupled components

    Implement parallelism

    Resilient design

        reboot and re-launch

            use queues to manage system state and integrity

PHASE 1: Early Cloud

Based on proprietary and internal cloud infrastructures

    amazon.com

    google.com

PHASE 2: Vertical Supply Chain

Rise of new cloud services

Providers who leverage on other cloud providers

    linxter.com

    3tera.com

    cohesiveFT.com

    skytap.com

    gigaspaces.com

PHASE 3: Horizontal Federation

Providers will collaborate and federate horizontally to provide more scale for customers

    google.com

    amazon.com

    rackspace.com

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