OSGi DevCon London

by Alex Blewitt on  Mar 03, 2010 1

Last week saw the first OSGi DevCon London, held in conjunction with JAX London in Hammersmith's Novotel. Topics included features from the upcoming OSGi Enterprise Expert Group publication, using and testing OSGi in the cloud, accessing objects through JPA on an OSGi system and how modularity can defeat complexity brought on by exponential software growth.

Windows Domain to Amazon EC2 Single Sign-On Access Solutions

by Abel Avram on  Jan 21, 2010

David Chappell, the Principal of Chappell & Associates, US, has written a whitepaper proposing several solutions for Single Sign-on (SSO) access to applications deployed on Amazon EC2 from a Windows domain. InfoQ explored these solutions to understand what the benefits and tradeoffs each one presented.

Is Amazon EC2 Oversubscribed and Suffering from Internal Network Latency?

by Dio Synodinos on  Jan 14, 2010

There have been various reports from the community of Amazon EC2 users, that their instances are suffering poor performance, as the result of high internal network latency. This has led to speculations that Amazon's Cloud might be getting oversubscribed.

Clojure Roundup: Distribution with Crane, Mathematics with Incanter, Builds with Leiningen 1.0

by Werner Schuster on  Dec 13, 2009

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.

Flex: Engine Yard's New Cloud Offering

by Mirko Stocker on  May 18, 2009

Engine Yard announced Flex at this year's Rails Conf. Flex runs on Amazon's EC2, but unlike its smaller brother Solo, Flex scales over more than one instance. We talked to Michael Mullany, VP of Marketing at Engine Yard to get more information.

Amazon Rolls Out Hadoop Based MapReduce to EC2

by Scott Delap on  Apr 02, 2009

It has been possible to run Hadoop on EC2 for a while. Today Amazon simplified the process by announcing Amazon Elastic MapReduce which automatically deploys EC2 instances for computational use and includes a API for interacting with them.

Presentation: Amazon Web Services: Building Blocks for True Internet Applications

by Dave West on  Apr 01, 2009 1

This presentation discusses how Amazon's Web Services can help Web developers solve common but vexing problems, including scaling. The Elastic Compute Cloud (EC2) and Simple DB are discussed in detail along with the Simple Queue, Simple Storage, and Flexible Payment Services. Each discussion covers basic concepts, example APIs, and brief introductions of case studies.

Bamboo Continuous Integration Server Adds Amazon EC2 Build Agents

by Dave West on  Mar 26, 2009

Continuous Integration (CI),test first development and daily builds are fundamental agile practices. Together they support high performance teams, but also generate a significant, often variable demand for resources. Atlassian's Bamboo CI Server 2.2 includes a feature to Run Builds Remotely in Amazon EC2.

AWS Toolkit for Eclipse announced

by Alex Blewitt on  Mar 25, 2009

Amazon have announced the AWS Toolkit for Eclipse to allow Eclipse instances to launch and manage EC2 instances from within an Eclipse environment

Interview: Tim Bray on the Future of the Web

by Dio Synodinos on  Mar 23, 2009 15

In this interview made during QCon SF 2008, Tim Bray talks about why he is not convinced with the buzz surrounding Rich Internet Applications and shares his ideas on Cloud Computing. He also expresses his opinion regarding the debate REST vs. WS-* and the future directions web technologies will be taking.

Drive Testing in the Cloud for One Hour

by Abel Avram on  Mar 11, 2009

JumpBox, a vendor offering application’s images running on many virtualization platforms, offers free one hour trials for their images running on Amazon’s EC2 cloud. All the products offered are open source and cover several basic areas: Content Management, CRM, Project Management, Collaboration, Network Monitoring, and Development Tools.

Cloud Architectures Are Not Fully Thought Out Yet

by Abel Avram on  Feb 18, 2009 2

While there are many mature software patterns for applications, not the same can be said about clouds. Each vendor employs their own solution, which is most probably subject to change and improvement. The technology is not mature enough for a clear set of patterns to emerge yet, but the first working examples are out there.

Solo: Engine Yard on Amazon EC2

by Mirko Stocker on  Jan 22, 2009

Solo is a new offering from Engine Yard to run their software stack on Amazon EC2. We talked to Engine Yard's founder and architect Jayson Vantuyl to learn the differences between Solo and their present hosting services and what their target audience is.

Eventually Consistent, Revisited

by Boris Lublinsky on  Jan 11, 2009

Building reliable distributed systems at a worldwide scale demands trade-offs between consistency and availability. Last month, Amazon’s CTO Werner Vogels posted an article describing approaches to tolerate eventual data consistency in large-scale distributed systems.

Weather Update: Amazon’s Cloud Has Covered Europe

by Abel Avram on  Dec 10, 2008

Amazon has upgraded the Elastic Compute Cloud (EC2) with the option to create EC2 instances in different regions. The first to benefit from this is Europe which has requested the change due to latency and regulations issues.

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