This post was originaly posted by me on blog.sogeti.com The last few days Skype has had trouble getting their users connected to their online phones service. The reason being too many concurrent users. That enormous amount of users gave Skype problems; the Supernodes were offline because of a software bug. Now I can say that [...]

A performance test is usually done at the end of the test phase. This because of the need of a well enough performing environment. The environment that is most production-like is the acceptance environment. This creates a risk in applications that are highly dependent on a high performance, because the defects are found late in [...]

One of the most costly and difficult tasks my test teams need to perform are performance tests. Most of the time performance testing requires specific tools that are expensive, to say the least. Special engineers are needed to deploy these tests. And for online applications that have a great deal of visitors performance testing becomes [...]