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Posts on CloudComments.net

• What DynamoDB tells us about the future of cloud computing
  Beyond the real world behaviour of DynamoDB and its technical comparison to Riak/Cassandra/others, there is something below the technical documentation that gives a clue to the future of cloud computing. AWS is the market leader and their actions indicate what customers are asking for, what is technically possible, and what is a good model for [...]
• Business Oriented Autoscaling
  When extolling the virtues of cloud computing we often proudly mention ‘infinite scalability’ without giving a moments thought to the infinitely large bill as an unfortunate side effect. Take a scenario where an application is under load and needs to be scaled up significantly. Ops: We have noticed a massive spike in traffic, what should [...]
• MongoDB against the ropes
  The Hacker News community that contributed to the adoption of MongoDB is showing dissent, dismay and desertion of the quintessential rainbows-and-unicorns NoSQL database. The fire was set off last week by an anonymous post ‘Don’t use MongoDB’ and, during the same period, the ‘Failing with MongoDB’ post. These posts triggered all sorts of interesting di […]
• TestOps, Scalability Engineers and other important roles
  I was reminded yesterday of a project that is failing to go live right at the end because of unforeseen performance problems of a particular component. It should never have happened. Why? Well, the architecture was built in such a way as to explicitly remove a dependency of an underperforming RDBMS, so it should never [...]
• Can Cloud Computing Reduce IT Cost Complexities?
  Those of us who have been in IT for a while have anecdotes of seemingly ridiculous billing in enterprise IT. One of my personal favourites was a web app that I built in the late 90′s where we had to deploy two web servers – one inside the firewall and one outside. The reason was [...]