« Paper: Staring into the Abyss: An Evaluation of Concurrency Control with One Thousand Cores | Main | AppLovin: Marketing to Mobile Consumers Worldwide by Processing 30 Billion Requests a Day » This is a guest post by Tommaso Barbugli the CTO of getstream.io, a web service for building scalable newsfeeds and activity streams. In January we migrated our entire infrastructure from dedicated servers