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Cloud computing behind the firewall

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Yesterday, in the cloud computing Google Group, James Urquhart posed a question that had been on my mind as well:

– If "grid computing" is about running job-based tasks in a MPP model (e.g. HPC)…

– If "utility computing" is a business model for providing computing on an as-needed, bill-for-what-you-use basis…

– If "cloud computing" is a market model describing services provided over the Internet…

– If "virtualization" describes providing software layers in the execution stack…

Then, what do we call the systems/infrastructure model where resources are pooled together, and used for a variety of workloads.

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Is grid relevant? Modern grid computing and today’s enterprise.

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For many, the phrase "grid" continues to carry the baggage of first generation grid computing, which was marked by complexity, rigidity and worst of all a lack of relevance for the vast majority of problems faced by mainstream businesses.  This is certainly no longer the case with grid-based application platforms like Appistry EAF, which are easier to use, flexible and built to support service-oriented and transactional applications–the bread and butter of modern IT–in addition to those with a CPU-intensive nature.

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Today is the first day of the rest of my life…

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Or, more specifically, yesterday was the last day that I’m not blogging here on

So, welcome to In the Loop! 

I’m Sam Charrington, and I’m responsible for product management and marketing at Appistry.

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