[LINK] 'A short history of cloud computing outages'

Marghanita da Cruz marghanita at ramin.com.au
Wed Oct 14 17:23:07 AEDT 2009

Bernard Robertson-Dunn wrote:
> Ivan Trundle wrote:
>> Isn't using IMAP really just part of cloud computing? Or using GMail 
>> on the web? Or Facebook?
>> Curious, since some people are reading more into this than I am.
> NIST have a definition of cloud computing which some people consider to 
> be reasonably definitive. It's at:
> http://csrc.nist.gov/groups/SNS/cloud-computing/cloud-def-v15.doc
> It starts off with two notes:
> Note 1: Cloud computing is still an evolving paradigm. Its definitions, 
> use cases, underlying technologies, issues, risks, and benefits will be 
> refined in a spirited debate by the public and private sectors. These 
> definitions, attributes, and characteristics will evolve and change over 
> time.
> Note 2: The cloud computing industry represents a large ecosystem of 
> many models, vendors, and market niches. This definition attempts to 
> encompass all of the various cloud approaches.
> Definition of Cloud Computing:
> And then here's the definition:
> Cloud computing is a model for enabling convenient, on-demand network 
> access to a shared pool of configurable computing resources (e.g., 
> networks, servers, storage, applications, and services) that can be 
> rapidly provisioned and released with minimal management effort or 
> service provider interaction. This cloud model promotes availability and 
> is composed of five essential characteristics, three service models, and 
> four deployment models.
> The rest of the document defines the essential characteristics and the 
> models.
> The mainframe timesharing model of the 70's can fit this definition. The 
> only thing new is the degree and speed of configurability of the 
> infrastructure.

and interoperability...for those of us 
old enough to remember such debates as 
Token Ring vs Ethernet, various 
proprietary network protocols and 
Wordperfect vs Word vs Amipro...oops 
that one is still with us morphed into 
HTML, PDF, Google Docs, Word...

Marghanita da Cruz
Tel: 0414-869202

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