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Eucalyptus Project Delivers Open Source Cloud Computing with EC2 Interface Compatibility

by Scott Delap on  Jul 21, 2008

Eucalyptus is an open-source software infrastructure for implementing cloud computing. Among its features is interface compatibility with EC2 (both Web service and Query interfaces).

Erlang and Ruby Roundup: Vertebra, Scaling with Fuzed, Github

by Werner Schuster on  Jul 16, 2008

Recently a few popular Ruby projects have started using Erlang. We look at how EngineYard's Vertebra, Powerset's Fuzed and recently Github make use of Erlang.

Agile Cloud Computing?

by Mark Little on  Jun 25, 2008

Almost a year on from their initial announcements around grids and cloud computing, Arjuna Technologies have released more details of what they're working on: a new Cloud-platform called Arjuna Agility that emphasises a non-invasive approach to getting the most out of your IT investments as they migrate to the cloud.

Interview: Randy Shoup Discusses the eBay Architecture

by Ryan Slobojan on  Jun 10, 2008

In this interview from QCon San Francisco 2007, Randy Shoup discusses the architecture of eBay. Topics discussed include eBay's architectural principles, horizontal and vertical partitioning, ACID vs. BASE, handling data inconsistency, distributed caching, updating eBay on the fly, architectural and coding standards, eBay's search infrastructure, grid computing, and SOA.

Appistry Java/C++ Grid Fabric Goes Free for up to 5 Servers

by Scott Delap on  Jun 04, 2008

Appistry recently released a free 5 server community edition of their EAF product. InfoQ sat down with VP Sam Charrington to discuss this move and Appistry's overall place in the grid/cloud computing landscape.

Defining Cloud Computing

by Steven Robbins on  May 29, 2008

The term "cloud computing" has shown up everywhere from the Web 2.0 conference to the enterprise architecture whiteboard sessions in big companies to the laptops of startup developers. The big question being asked now is "what is cloud computing?"

Terracotta 2.6 Supports Cluster Visualization Tools and Tomcat 6 Integration

by Srini Penchikala on  Apr 23, 2008 3

The latest version of Terracotta, an open source JVM clustering framework, includes new features like cluster visualization tools and official support for Tomcat 6 platform. Terracotta team announced on Monday, the general availability of version 2.6 of the product which also includes performance improvements in several common use-cases.

Heroku and Morph AppSpaces: two new solutions to Rails hosting

by Mirko Stocker on  Apr 14, 2008 1

Heroku and Morph Labs are Ruby on Rails hosting providers, offering a complete stack of software and easy to use interfaces to get your applications up and running in a few minutes. We talked to both parties to find out more about their offers.

WebSphere Updates: sMash, eXtreme Scale, Virtual Enterprise, Business Events

by Floyd Marinescu on  Apr 09, 2008

At IBM IMPACT this week, IBM announced a several new and re-randed upgraded products dealing with virtualization (Virtual Enterprise), clustering & caching (eXtreme Scale), complex event processing (Business Events), and RESTful web apps (sMash). InfoQ spoke to various execs and product managers to find out more.

Parallel Processing Framework JPPF 1.1 Supports TCP Multiplexer and JMX Monitoring

by Srini Penchikala on  Apr 09, 2008

The latest version of JPPF, a java based open source parallel processing framework, includes a networking tool called TCP port multiplexer to enable JPPF work in secure firewall environments. JPPF team released the version 1.1 of the framework which also includes JMX based node monitoring and management features.

GridGain 2.0 Supports Load Balancing, Work Stealing and Data Partitioning

by Srini Penchikala on  Mar 10, 2008 1

The latest version of GridGain, a java based open source grid computing framework, supports load balancing and data partitioning features. GridGain Systems recently released version 2.0 of the framework which also includes a "work stealing" feature where the scheduled jobs running on overloaded nodes in the grid are "stolen" to run on underloaded nodes.

POJO Messaging Architecture with Terracotta

by Steven Robbins on  Mar 06, 2008 22

Mark Turansky detailed his implementation of a message bus architecture using Terracotta and Java 5. Instead of using an MQ or JMS based deployment, Mark took advantage of the Terracotta architecture to create his POJO message bus. This allowed for a clean, simple, and inexpensive infrastructure solution to his message needs.

Article: Implementing Master-Worker with Terracotta

by Floyd Marinescu on  Feb 11, 2008 3

In this case study, Shine Technologies explained how they used Terracotta and the Master Worker pattern to process large volumes of electricity usage data weekly and generate reports with detailed reconciliation & discrepancy highlighting for their customers.

Apache Tuscany Java 1.1 Released: SCA Meets Web 2.0

by Jean-Jacques Dubray on  Feb 05, 2008 1

The Apache Tuscany team announced today the 1.1 release of the Java SCA project which adds a number of features including a JMS binding or improved policy support. It also supports an implementation extension for representing client side Javascript applications as SCA components which makes SCA a viable technology to simplify Ajax style implementations using JSONRPC or Atom bindings for instance.

MapReduce A Step Backwards: Is Comparison to Relational Databases Fair?

by Scott Delap on  Jan 18, 2008 5

A recent article on the Database Column by David J. DeWitt and Michael Stonebraker attempts to compare the increasingly popular MapReduce programming paradigm to a relational database. The blogsphere has quickly called foul on the comparison and its reasoning.

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