Terracotta creator Ari Zilka talks about about the RAM is the new disk and argues for scaling up before scaling out, comparing the architectural approaches of lots of VMs with small heaps vs. a few JVMs with very large heaps. Ari introduces BigMemory, a Java add-on to Enterprise Ehcache, which allows app designs with huge amounts of memory accessible in-process, with minimal garbage collection.
Randy Shoup discusses evolvable systems: how to run different versions of a system in parallel during migrations, decoupling a system with events, schemas at eBay and much more.
Jon Brisbin discusses his experience with Virtualization and reasons why companies would use Private Clouds, eg. regulation compliance. Also: the future role of operations, monitoring, and more.
Scott Chacon talks about the technologies that power GitHub (Erlang, Redis,...), and the benefits of Git as a version control and as a storage system.Also: ShowOff, Scott's JS-based presentation tool.
Martin Fowler and Paulo Caroli discuss testing, continuous integration and continuous deployment, as well as DSLs and REST.
John Leach explains how Brightbox uses Virtualization in the data center and whether Virtualization causes performance problems. Also: a look at a few Unix tools and Linux features that Ruby developers might not know about.
Adam Wiggins explains the experience with building Heroku on top of Amazon EC2, the pros and cons of virtualization, and the importance of automation.
Oren Teich and Blake Mizerany talk about the technology behind Heroku and the benefits of the new add-on system.
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.
Adrian Colyer goes in-depth on OSGi, its uses, future impact on the industry, and how Spring will make development with OSGi easier. Adrian talks about how OSGi may change the definition of an application server and JSR 277 vs. OSGi. According to Adrian, OSGi is going to change the deployment and run time model for enterprise applications.
InfoQ has an exclusive chat with one of the original gurus of Rails deployment: Ezra Zygmuntowicz. We discuss his current venture, EngineYard, and the future of Rails. His book on Rails Deployment is due from Pragmatic Programmers in June 2007.