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How are cloud computing companies going to effect the online storage service industry?

Recently Eric Greenwood from asked, me “..Do you have any opinions on how cloud computing companies are going to effect the online storage service industry? A view from an economic mind like yours would be very interesting!” Aren´t online storage service providers themselves also cloud computing companies? I am a heavy (not yet paying) user of [...]

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Cloud economics penalizes large workloads

Cloud computing is heavily promoted as the low-cost alternative to in-house data centers. Yet this is not true for any context and any application. A recent paper with the title “To Move or Not to Move: The Economics of Cloud Computing” by  Byung Chul Tak, Bhuvan Urgaonkar, and Anand Sivasubramainam  states that especially applications with [...]

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Amazon’s EC2 cloud computing service down the fourth day

I am a happy and loyal user of Well, I was at least. When hovering over the Dropbox icon, I only see “Dropbox 0.7.110 Connecting…..” lately. Weird, I thought. Well, no problem, fire up Firefox and check out Dropbox’s web page to see what is going on. Good try, but also a complete waste [...]

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Microsoft White Paper – Economic Benefits of Cloud Computing

Microsoft has recently, in November 2010,  published a white paper with the title “The Economics of the Cloud”. In this white paper the authors mention the following potential cost savings for organisations: Cloud also allows core IT infrastructure to be brought into large data centers that take advantage of significant economies of scale in three [...]

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Risks and rewards of moving applications to the cloud

We have recently come across an interesting discussion group called “”. It has published two white papers titled “Cloud Computing Use Cases White Paper” and “Moving to the Cloud – Risks and rewards of moving applications to the cloud“. Both papers are very interesting and informative. Especially the second one suggests the following very straight [...]

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Cloud Computing – Amazon, Google & Co against HP, IBM & Co

A recent article in the Bloomberg Businessweek titled “ The Cloud: Battle of the Tech Titans” stated that cloud computing will profoundly change the competitive environment around how people and companies purchase computer technology. The new paradigm will be hardware makers like HP, IBM  and Cisco against service companies like Google, Amazon and Microsoft.  According [...]

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To cloud or not to cloud – as a function of WAN costs

Amid the hype around cloud computing and the millions of dollars pumped into marketing those utility computing services, not every business operation will benefit by moving to the cloud. So as the dust of the hype clears, we are left with the question of whether to cloud or not to cloud. This is a question [...]

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Comparing Cloud Computing Prices

During our research we have recently come across an interesting blog with the title “The Case for a Cloud Computing Price War”, where the author  Daniel Berninger argues that Amazon has kept prices for its EC2 offering stable over years, without handing over price performance improvements to its customers. The article further on argues that [...]

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Costs for running scientific applications on EC2 significantly higher in comparison to in-house infrastructure

We have recently written a scientific article on “Towards a Model for Cloud Computing Cost Estimation with Reserved Instances”.  Cloud computing has been touted as a lower-cost alternative to in-house IT infrastructure recently. However, case studies and anecdotal evidence suggest that it is not always cheaper to use cloud computing resources in lieu of in-house [...]

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Purchasing Amazon EC2, an easy task?

  We have recently taken a look at how easy it would be to shop at Amazon cloud computing offerings.  Let’s assume the following scenario. We are running an e-commerce site with all the IT in house. Now we are considering to migrate to the cloud and Amazon seems to be an interesting partner. We [...]

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