StackOverflow Updated Architecture

Todd Hoff, of HighScalability, has written a post describing an updated view of StackOverflow's architecture. StackOverflow has grown tremendously over the past few years and is now serving 95 million page views a month. So as you can imagine the post contains a lot of interesting tidbits about the architecture itself.

Specifically in this post I want to highlight the usage of NoSQL at StackOverflow. Specifically, how StackOverflow uses Redis as part of their caching layer:

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