The team at Reductive Labs recently announced the release of version 0.25.2 of Puppet, the open source Ruby-based configuration management and automation tool for Linux and Unix servers. In this software bug-fix release, 123 open tickets were closed, and the developers claim a reduced memory footprint, improved error reporting, threading, and lock contention (a source of reported system hangs).
Continuous deployment has gained a recent buzz in the Lean-slanted "eliminate work-in-progess" movement. But while many may find this an intriguing and logically worthwhile objective, many less can visualize how this might actually be achieved. Ash Maurya helps to fill this gap by describing his experience with making it happen at his company.
Plura Processing is a SETI-like distributed network harnessing the power of tens of thousands of computers.
MySpace and Fusion-io recently announced they are working together to reduce datacenter operations costs. Using Fusion-io's ioDrive SSDs, MySpace replaced 150 standard load servers, and reduced their number of heavy load servers from 80 to 30. Overall a reduction of 51% in server footprint was achieved, and MySpace will replace over 1700 of their remaining 2U servers as they reach end-of-life.
FlightCaster recently open sourced Crane, a tool for distributing and remotely controlling Clojure instances, currently specialized for EC2. Incanter is a Clojure library and tool that makes R-like statistical computations easy with Clojure. Also: the build and dependency management tool Leiningen 1.0 is now available.
Microsoft has announced the opening of 2 new data centers, one in Dublin, Ireland, and another in Chicago, US. These data centers are a preparation for the announcement Microsoft is going to make at PDC 2009 regarding the commercial availability of Windows Azure services.
IBM announces three new ways for businesses to utilize cloud computing: standardized services on the IBM cloud, private cloud services behind the firewall (managed by the business or IBM) and Cloud burst a way to seamless incorporate secure public clouds to accommodate "overflow" demand for services.
We take a look at 3 tools that will help streamline Ruby projects. Hoe 2.0.0 sets up projects and is now extensible with plugins. YARD is a documentation generator like RDoc and it's now powered by a new faster parsing strategy. Finally: Whenever takes care of defining and updating your crontab file - and it's configured with Ruby code.
GitHub now offers an installable version of the service for users who want to keep their code inside their network - and it's built on JRuby. TorqueBox is a new solution for running JRuby on Rails on JBoss, complete with integration for job queues and SIP integration Also: EngineYard announced it will start providing JRuby as a hosting option in July.
In a recent podcast, James Gosling talked to Danny Coward about the significance of Sun's new Hotspot garbage collector Garbage First for developers of large-scale enterprise systems.
The sooner that a feature gets into production, the sooner it starts adding value. The quicker a system can change in response to user feedback, the easier it is to keep the users happy. Timothy Fitz and Joe Ludwig have recently published articles that describe practical implementations of continuous deployment, a process that reduces the release cycle from weeks to minutes.
The recent announcement Jamis Buck is ending development of Capistrano has left many wondering the future of this deployment tool. The release of Vlad 1.3 gives others hope as an alternative.
Chef, a new Ruby-based configuration and provisioning tool, has been announced. Chef offers integration with multiple tools and platforms across extended networks, using "cookbooks" to define how to install and update applications across large networks like large web server farms, or cloud-computing platforms.
Green computing is becoming more and more important every day. System architects need to take into account energy consumption and to find ways to reduce it through: system virtualization, server consolidation, smart unit positioning in data centers, and others.
A growing number of fully fledged software stacks for Ruby is available, providing all the necessary software you need to run an application, including web and database servers. They come in different flavors: virtual machine images, Amazon EC2 images and installer based. We take a look at some of them to give you an overview.