Example

A Short on the Pinterest Stack for Handling 3+ Million Users

High Scalability

Feb 16, 2012 — 1 min read

Pinterest co-founder Paul Sciarra shared a bit about their stack on Quora:

Python + heavily-modified Django at the application layer
Tornado and (very selectively) node.js as web-servers.
Memcached and membase / redis for object- and logical-caching, respectively.
RabbitMQ as a message queue.
Nginx, HAproxy and Varnish for static-delivery and load-balancing.
Persistent data storage using MySQL.
MrJob on EMR for map-reduce.
Git.

Alex Popescu has created a cool diagram of the setup and provided some thoughtful analysis as well.

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Capturing A Billion Emo(j)i-ons

Brief History of Scaling Uber

Behind AWS S3’s Massive Scale

The Swedbank Outage shows that Change Controls don't work