Dating site dumps Amazon EC2: “100% uptime a required SLA”

The storm which accounted for Amazon’s cloud outage over the weekend has resulted in one company ditching the AWS system over fears of further unavailability.

From 2300 EST on June 30 users of several high profile sites such as Pinterest, Netflix and Instagram were unable to access content, with AWS “investigating connectivity issues”. The issue was resolved by 0054 EST on June 31 but updates on power restoration appeared...

By James Bourne, 06 July 2012, 0 comments. Categories: Architecture, Economy, Industry, Migration, SLA.

Nine specifications for a Cloud Computer: A call to action

What is cloud computing? We recently asked a number of people in our industry, and got back a range of interesting, and sometimes self-referential, responses. According to our respondents, cloud computing means anything from a single-tenant, multi-user application cloud (also known as software-as-a-service or “Saas”) to multi-tenant, general purpose, on-demand clouds (sometimes called platform-as-a-service or “PaaS”).

I think the world of computing, generally, is moving away from a...

By Steve Tuck, 22 June 2012, 0 comments. Categories: Architecture, Vendors, Virtualisation.

Cisco reveals cloud-ready networking app

Networking firm Cisco has introduced its Cloud Connected Solution, a new application that has been designed in order to allow users to connect securely to cloud services.

It will deliver cloud-enabling routing and wide area network (WAN) optimisation platforms as well as Cloud Connector software and services.

The application is also designed to enable organisations to implement cloud computing and accelerate the deployment of cloud services whilst delivering an optimal user...

By VI, 15 June 2012, 0 comments. Categories: Adoption, Architecture, Enterprise.

False Positives and Other Misconceptions in Static Analysis

In ongoing discussions here at the blog and elsewhere, I keep seeing the topic of false positives in static analysis come up. It’s certainly a very important issue when dealing with static analysis, but the strange thing is that people have very different opinions of what a false positive is, and therefore different opinions of what static analysis can do and how to properly use it.

In the simplest sense, a false positives means that the message that a rule was violated is incorrect, or in other words...

By Arthur Hicken, 03 November 2011, 0 comments. Categories: Architecture, Big Data, Data & Analytics, Monitoring.