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GREETINGS FROM LAS VEGAS Glenn Gore here, Chief Architect for AWS. I’m in Las Vegas this week — with 43K others — for re:Invent 2017. We have a lot of exciting announcements this week. I’m going to post to the AWS Architecture blog each day with my take on what’s interesting about some of the […]

Customers have been building their innovations on AWS for over 11 years. During that time, our solutions architects have conducted tens of thousands of architecture reviews for our customers. In 2012 we created the “Well-Architected” initiative to share with you best practices for building in the cloud, and started publishing them in 2015. We recently […]

On the AWS Solutions Architecture team we know we’re following in the footsteps of other technical experts who pulled together the best practices of their eras. Around 22 BC the Roman Architect Vitruvius Pollio wrote On architecture (published as The Ten Books on Architecture), which became a seminal work on architectural theory. Vitruvius captured the […]

Introducing OCC Optimistic concurrency control (OCC) is a time-honored way for multiple writers to safely modify a single object without losing writes. OCC has three nice properties: it will always make progress as long as the underlying store is available, it’s easy to understand, and it’s easy to implement. DynamoDB’s conditional writes make OCC a […]

Internet Routing Internet routing today is handled through the use of a routing protocol known as BGP (Border Gateway Protocol). Individual networks on the Internet are represented as an autonomous system (AS). An autonomous system has a globally unique autonomous system number (ASN) which is allocated by a Regional Internet Registry (RIR), who also handle […]

Choose Your Route Wisely Much like a roadway, the Internet is subject to congestion and blockage that cause slowdowns and at worst prevent packets from arriving at their destination. Like too many cars jamming themselves onto a highway, too much data over a route on the Internet results in slowdowns. Transatlantic cable breaks have much […]

At Amazon Web Services we have the great fortune to work on many interesting large-scale distributed systems, as well as the privilege to observe our customers achieve audacious goals. Many highly available services, web sites, and business systems have been built on top of Amazon Web Services. The AWS Architecture blog will dive a little […]