Videos tagged with Performance & Scalability

Summary Jason Sobel presents the evolution of Facebook’s infrastructure over time, from the original LAMP stack to the present multi-datacenter configuration, the challenges faced and plans for the future. Bio Jason Sobel is an engineering manager on the Infrastructure team at Facebook where he focuses on keeping the site fast and scalable. He helped develop Facebook's multiple datacenter strat...

Summary Beside presenting the overall Facebook architecture and scaling solutions used, Aditya Agarwal talks about the iterative process of constantly improving the site, making sure to avoid over-engineering and adapting along the way by dropping solutions that worked in the past but are no longer useful. The last part of the session was dedicated to answering questions from the audience. Bio ...

Summary Ralph Johnson and Joe Armstrong discuss their ideas about parallel programming - whether shared memory is harmful, the place of message passing, fault tolerance, the importance of protocols and more. Bio Ralph Johnson, one of the GoF behind the Design Patterns book and behind the creation of the original Refactoring Browser, is now at the CS dept. at the UIUC and the leader of UIUC Patt...

Summary Justin Sheehy explains how Riak was created with ideas from Amazon's Dynamo paper, Riak features and how Riak compares to other NoSQL solutions. Bio Justin Sheehy is the CTO of Basho Technologies, the company behind the creation of Webmachine and Riak. Most recently before Basho, he was a principal scientist at the MITRE Corporation and a senior architect for systems infrastructure at A...

Summary Kresten Krab Thorup and Robert Virding discuss the origins of Erlang, the state of the Erlang VM, integrating native code with Erlang etc. Also: the challenges of running Erjang/Erlang on the JVM. Bio Robert Virding worked at Ericsson and was one of the initial Erlang design group. Robert now works for the Swedish Defence Materiel Administration (FMV) in a modelling and simulation group...

Summary Kresten Krab Thorup talks about the Erjang project and explains the challenges of bringing Erlang to the JVM, using Kilim for lightweight processes, the implementation of tail recursion and much more. Bio Kresten Krab Thorup is CTO of Trifork, where he's responsible for technical strategy, researching future technologies, and the JAOO and QCon conferences. Kresten has worked on open sou...

Summary Tom Enebo explains reasons for choosing JRuby: Hotspot optimizations, JVM Garbage Collectors, tools like profilers. Also: how JRuby helps to write cleaner, more expressive code with Java libraries. Bio Thomas Enebo has been a practitioner of Java for over a decade and he is the co-lead of the JRuby project. Thomas has also been happily using Ruby since 2001. In addition to working on JR...

Summary Ilya Grigorik discusses his company's PostRank algorithm for tracking reader engagement with content. Also: his experience scaling MySQL, Tokyo Cabinet, Ruby HTTP libs, Solr, Amazon EC2 and more. Bio Ilya Grigorik is the founder of AideRSS – a real-time social media engagement monitoring and analytics platform. He has been wrangling with Ruby and cloud computing for over four years, try...

Summary Adrian Cockcroft discusses the advantages of running Netflix services in Amazon’s cloud, comparing the old data center solution against the new cloud architecture implemented to offer faster, more scalable, more available, and more productive services across the enterprise. Bio Adrian Cockcroft is an architect at Netflix leading the Cloud Systems group. He authored Sun Performance and T...

Summary In this interview taped at FutureRuby, Luke Galea talks about his experience with building sites using Ruby and Merb as well as integrating them using Erlang in the messaging layer. Bio Luke Galea is the Director of Development for Avid Life Media, a Toronto based company that owns several large dating sites. He is the author of the Hyperactive Resource plugin for Rails and is active in...