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I read a lot of articles on technology and it always amazes me the degree of heated debate that goes on in the blogosphere, social media and elsewhere over simple definitions. What caught my attention today was the number of posts and comments on Twitter about what was or was not Cloud. So the question …
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Over the last few decades, the technologies we used and the approaches we took to make our systems reliable have undergone a steady evolution. In some cases the technology has just gotten more reliable through quality control at the hardware level (consider an Intel Blade today compared to my 1986 Zenith 8088 that I wrote …
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With all of the talk about reliability, or lack thereof, of SaaS and Cloud based applications, I thought I would write a series on designing applications to be Resilient and Highly Available. The series sort of started with this post “It’s Inadequate Design That Lets Systems Fail, Not Whether They Are SaaS or Deployed in …
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There have been many high profile outages lately which have caught peoples attention. These failures are being used as an argument for why critical systems should remain internal and not be deployed as SaaS or in the Cloud. Some of these outages included Google App Engine’s performance issues in early July , Rackspace’s loss of …
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