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There Is No Multi-Tenant Architecture: There Are Three!
I’ve heard the term “multi-tenancy” hurled at somebody as an attack about once too often now. Could we at least agree that there are several different kinds (I count three) of multi-tenancy, and they have different tradeoffs? 1. Application-level Multi-Tenancy Salesforge, Gmail, and most SaaS businesses come to mind: they run all of their customers…
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Four Competing Visions of PaaS Evolution
I spent some time recently trying to understand how platform-as-a-service efforts might evolve from here. The OpenStack Design Summit this past week, and the Talk Cloudy To Me event of the Silicon Valley Cloud Computing Group on Saturday were particularly helpful. I figure I might as well blog what I found… which is four competing…
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InfoGraphic: How Big Is Cloud Computing?
Really interesting graphic. Can’t vouch for the numbers but their ballpark seems right. Via: Wikibon
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OpenStack: The House Elves Of Your Datacenter
One of my goals attending the OpenStack Design Summit in Santa Clara this week was to figure out just what exactly OpenStack is and what it wants to become. Listening to so many talks and discussions, I now understand it: OpenStack is the house elves of your data center, and a set of magic incantations…
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The Ever-Growing List of PaaS Companies and Paas Projects
I’m trying to keep track of platform-as-a-service companies, products and projects. Here’s my current list: Company/Project Hosted? Open source? Technologies supported Status ActiveState Stackato N ? Perl, Python extensions to CloudFoundry private beta Amazon Beanstalk Y – Java production AppHarbor Y – .Net production Apprenda SaaSGrid – – .NET production Cast – Y multi alpha…