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Posts Tagged ‘Storage Controller

PDF version of Eucalyptus Beginner’s Guide – UEC Edition

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We have just released the PDF version of “Eucalyptus Beginner’s Guide – UEC Edition, V1.0” and you can download it from https://cssoss.files.wordpress.com/2010/06/book_eucalyptus_beginners_guide_uec_edition1.pdf.  Please help us enhance the book by posting your suggestions as comments here.

The latest version of the pdf will also be availble from http://www.csscorp.com/enterprise-it-support/open-source-services.php .

Introduction to UEC and its components

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Cloud Computing is a computing model, where resources such as computing power, storage, network and software are abstracted and provided as services on the Internet in a remotely accessible fashion. Billing models for these services are generally similar to the ones adopted for public utilities. On-demand availability, ease of provisioning, dynamic and virtually infinite scalability are some of the key attributes of Cloud Computing.

An infrastructure setup using the cloud computing model is generally referred to as ‘Cloud’. The following are the broad categories of services available on the ‘Cloud’:

  1. Infrastructure As A Services (IAAS)
  2. Platform As A Service (PAAS)
  3. Software As A Service (SAAS)

This ‘Cloud’ is generally available to anyone on the Internet willing to pay. However, a variant called ‘Private Cloud’ is increasingly becoming popular for private infrastructure that has some of the attributes of the ‘Cloud’ as mentioned above. Read the rest of this entry »