Posts Tagged ‘Web performance measurement data

In my life as a consultant, I often discuss What Web performance data means and how to interpret it to solve problems. Solving the problems is, however, inherently based on whether the data that is collected is meaningful. In trying to find data that is meaningful, we have found that there are four categories that [...]

Today’s Web interfaces are all about the Flash (literally). Smooth charting, cool effects, callouts to references — ways to try and simplify complex data collections.
Problem-solving and diagnosis requires a far deeper dive than the flashiest interface could ever provide, because it comes down to the numbers. The actual measurements that make up the flashy chart. [...]

In 2004-2005, as a lark, I created my own Web performance measurement system, using PERL, PHP and MySQL. In August 2005, I managed to figure out how to include remote agents.
I dubbed it…GrabPERF. An odd name, but an amalgamation of “Grab” and “Performance” that made sense to my mind at the time. I also never [...]

While this post is aimed at Web performance, the curse of the single metric affects our everyday lives in ways that we have become oblivious to.
When you listen to a business report, the stock market indices are an aggregated metric used to represent the performance of a set group of stocks.
When you read about economic indicators, [...]

Two years ago I created a series of five blog articles, aimed at both business and technical readers, with the goal of explaining the basic statistical concepts and methods I use when analyzing Web performance data in my role as a Web performance consultant.
Most of these ideas were core to my thinking when I developed [...]


About this blog

Stephen Pierzchala is one of a cadre of crazy Canucks living in the United States. A 10-year veteran of the Web performance field, Stephen also writes on topics as diverse as branding and reputation, bipolar, and Web technologies.

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