February 20, 2013

On Power

Every week on “The Apprentice” may be different, but we know one thing:  Donald Trump is going to walk in, ask questions, fire someone, and drive on. You might want to work like “The Donald” on the show, but if you measure software performance, you probably feel more […]
February 8, 2013

Serious Web Load Testing

It is called the basketball exercise, or sometimes inattention blindness, and it demonstrates a real problem in many kinds of automated testing. What is this thing, you ask?  It can be hard to explain, but I can show you in about a minute.  Look, there’s video: Did you watch the […]
January 11, 2013

A Tale of Two Performance Projects

Imagine for a moment two companies have an identical problem – the website is slow.  Perhaps this is a huge problem; the company bet it’s future on a new product, that customers sign up for on the web, and performance is bad enough that people are abandoning the […]
December 31, 2012

Yugo Testing

Recently, I was invited to observe a colleague’s monthly stress test exercise. There is a large room filled with mangers and technicians, experts in various aspects of the system, general network specialists, application specialists, customer support representatives and a collection of people with backgrounds in various aspects of […]
March 31, 2011

Testing web applications across different browsers and operating systems.

You have a client server application used through the web and another used through a fat client. Every month you need to install required automatic updates on different Windows Operating Systems and some application patches. Your users use the application on different Operating Systems and use different Internet […]