VM roles aren’t IaaS

Back in October 2010 I wrote about the PDC 2010 that the VM Role was bringing IaaS in the Windows Azure offering.

Well, I was wrong:  VM role isn’t IaaS at all.

Why?

VM roles VMs are stateless as Web & Worker roles are.

This means you provide a .vhd to Azure ; when the VM gets instantiated, the...

Defining PaaS: A flexible solution to meet your needs

I’ve posted a new blog entry on CGI’s (my company) cloud blog.

I’m introducing the concept of PaaS on a blog dominated so far by IaaS articles.

Applied SOA: Part 7–System Consistency

This is part of a series of blog post about Applied SOA. The past blog entries are:

• Introduction
• SOA Basics
• Service Discovery Process
• Service Taxonomy
• Interoperability
• Service Composition

In this article, I’ll cover system consistency.  In every distributed solution, a major...

Applied SOA: Part 6–Service Composition

This is part of a series of blog post about Applied SOA. The past blog entries are:

• Introduction
• SOA Basics
• Service Discovery Process
• Service Taxonomy
• Interoperability

In this article, I’ll quickly cover service composition.

Service Composition is often stated as a goal of SOA.  I...

Integration in the Cloud

I ran across a series of good blog posts I wanted to share with you, dear readers.

From Richard Seroter, the series is about integration patterns in the cloud, looking at cloud-to-cloud & cloud-to-on-premise scenarios.

Richard looks at three main patterns:

• Shared Database
• Remote Procedure Invocation
• Asynchronous Messaging

For each...