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.

The Clouds Can Do Mathematics

by Abel Avram on  Nov 26, 2008

Wolfram Research has announced the availability of its product, Mathematica 7, to perform computations using cloud computing services from within the application. Mathematica is a computing environment providing support for numerous numeric and symbolic computations through a dedicated symbolic language.

Amazon Has Started Delivering Its Clouds with CloudFront

by Abel Avram on  Nov 18, 2008 3

Amazon has announced today CloudFront Beta, a cloud Content Delivery Network (CDN), that can offer low-latency and high speed content transfer all over the globe through a series of edge points located on three continents. CloudFront is integrated with Amazon’s S3 and EC2 services.

Comparing Amazon's EC2, Google's App Engine and Microsoft's Azure

by Abel Avram on  Nov 14, 2008 2

The weather forecast changed when Microsoft entered the clouds with the Azure platform during PDC 2008. It would be interesting to compare the three major offerings existing on the market today, Amazon's, Google's and Microsoft's, and at the first glance it seems that they are not really competing against each other.

Amazon's EC2 Switches from Beta to Production

by Abel Avram on  Oct 24, 2008

Amazon's EC2 services are no longer offered as beta, but they have been switched into production, Amazon offering a Service Level Agreement (SLA). Windows on EC2 is still available as beta.

Is Vendor Lock-in a Barrier to Cloud Computing Adoption?

by Jean-Jacques Dubray on  Oct 19, 2008 1

Tim Bray, Dare Obasanjo and Dewitt Clinton exchanged their point of view about Vendor Lock-in as a barrier to Cloud Computing Adoption. Do you see it as a major issue or do you think that when a vendor will offer something better that people want to migrate to, it will also solve the migration problem for you.

Is the Cloud Strategic to Virtualization?

by Jean-Jacques Dubray on  Oct 09, 2008 1

Chris Preimesberger and Bob Waldie see 6 red flags to data center virtualization. Patrick Kerpan responded to these concerns by pointing to the Cloud as a possible mitigation factor. Have you experienced some of these red flags in your virtualization projects? Is the cloud on your radar? Will the cloud replace data centers?

Windows Will Soon Enter Into the EC2 Cloud

by Abel Avram on  Oct 02, 2008

After years of offering its Cloud Computing Services to run Linux or Solaris, and after receiving support for running Java EE applications, Amazon is promising its Elastic Compute Cloud (EC2) will support Microsoft Windows later this fall.

Interview: Jeff Barr Discusses Amazon Web Services

by Ryan Slobojan on  Sep 23, 2008

In this interview from QCon London 2008, Amazon Web Services (AWS) Evangelist Jeff Barr discusses SimpleDB, S3, EC2, SQS, cloud computing, how the different Amazon services interact within an application, the origins of AWS, SimpleDB and Microsoft SQL Server Data Services, globalization of the AWS cloud, the March AWS outage, SimpleDB Stored Procedures and converting between AMIs and VMWare.

Amazon Brings Virtualized Storage to the Cloud with Elastic Block Storage

by Scott Delap on  Aug 21, 2008

Persistent has long been an achilles heel of the EC2 platform. Today Amazon moved to address this issue with the release of Elastic Block Storage (EBS).

Ruby and Rails Software Stacks Overview

by Mirko Stocker on  Aug 21, 2008 4

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.

Is Database-as-a-Service a Bad Idea?

by Jean-Jacques Dubray on  Aug 21, 2008 3

Data Management represents a strategic asset for Cloud Platforms as the most popular Data Services will likely command the largest platform market share. In a post this week, Arnon Rotem-gal-Oz argues that "Database-as-a-Service" is a bad idea. Would you trust your enterprise data to DaaS?

David Chappell: Introduction To Cloud Computing

by Dilip Krishnan on  Aug 20, 2008 3

David Chappell published a Microsoft sponsored white paper on Introduction to Cloud Platforms

Presentation: Jinesh Varia About Amazon Alexa Web Service's Architecture

by Abel Avram on  Aug 16, 2008 3

In this presentation, Jinesh Varia, a Web Services Evangelist at Amazon, talks about the architecture of one of Amazon's web services called Alexa. Jinesh explains how Amazon has reached scalability, performance and reduced costs for the Alexa service.

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