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YouTube Architecture. Update 2: YouTube Reaches One Billion Views Per Day.

YouTube Architecture

That’s at least 11,574 views per second, 694,444 views per minute, and 41,666,667 views per hour. Update: YouTube: The Platform. NoSQL at Netflix. This is Yury Izrailevsky, Director of Cloud and Systems Infrastructure here at Netflix.

NoSQL at Netflix

As Netflix moved into the cloud, we needed to find the appropriate mechanisms to persist and query data within our highly distributed infrastructure. Our goal is to build fast, fault tolerant systems at Internet scale. We realized that in order to achieve this goal, we needed to move beyond the constraints of the traditional relational model. In the distributed world governed by Eric Brewer’s CAP theorem , high availability (a.k.a. better customer experience) usually trumps strong consistency. Memcached - a distributed memory object caching system.


PostgreSQL. MySQL.