Larva is a runtime monitoring system that uses AspectJ to weave monitoring into Java code and can check the correctness of the program using an FSM; Elarva is an Erlang version of the tool.
Cliff Click discusses the Pauseless GC algorithm and how Azul's Zing implements it on plain x86 CPUs. Also: what keeps dynamic languages slow on the JVM, invokedynamic, concurrency 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.
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.
Jon Travis explains Hyperic HQU as well as Spring Insight, a tool for monitoring Java web apps, how it uses AspectJ to instrument Java code, how to use it to find performance problems and more.
In this interview from SpringOne 2009, Javier Soltero discusses the challenges of managing a complex Java application, the Hyperic toolset, out-of-the-box versus developer-built application management/monitoring hooks, the effect of both the SpringSource and the VMWare acquisition on Hyperic development, and the result of combining SpringSource and VMWare's offerings.
Adam Wiggins explains the experience with building Heroku on top of Amazon EC2, the pros and cons of virtualization, and the importance of automation.
Chris Wanstrath discusses the state of GitHub's architecture, how GitHub is used and its impact on open source collaboration.
Heroku's Adam Wiggins talks about how Heroku, Add-Ons, Ruby, and how Heroku manages to work around Ruby's inefficiencies using Erlang and other languages.
In this interview from QCon San Francisco 2008, Joseph Molnar discusses scanR, choosing .Net for scanR, the architecture of scanR, working with mobile carriers, scaling, challenges which were encountered, .Net components and libraries used, major problems encountered and their solutions, managing scanR, and what would be done differently if scanR was rewritten from scratch.
In this interview filmed at RubyFringe 2008, Tom Preston-Werner talks about how both Powerset and GitHub use Ruby and Erlang, as well as tools like Fuzed, god, and more.
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