Showing posts of category: Patterns and Practices

After spending a lot of time focusing on Client-Side Web 2.0 Performance Problems it is time to focus on specific Server-Side Performance Problems. Last week I worked with a client that runs a custom application on Microsoft CRM 4.0 and experienced performance problems in their test environment. Individual web requests to query or update data [...]

Inspired by the Top 10 Performance Problems post which focuses on Server-Side performance problems taken from companies such as Zappos, Thomson, Monster and Novell I came up with the Top 10 Client-Side performance problems in Web 2.0 applications I’ve seen when working with our dynaTrace AJAX Edition users.
Symptom: JavaScript blocking resource downloads and slowing page [...]

This is a two part article – also read Combining Analytics with Performance Management Data.
I use Google Analytics every day to look at Key Web Performance Metrics to answer questions like:

How many people visit our blog?
I look at the Visitor Overview which shows me how many Visitors and Unique Visitors we have
Did they find us [...]

This is the English translation of my German article published on Create or Die today.
What factors make you think a web page is good or not? What keeps on that page longer than others? On the one hand it is the content on the page and whether this content is of interest to you. On [...]

An Oracle database provides several v$ views to query information about the database instance, including statistical information that can be used for monitoring and problem analysis purposes. Rene Nyffenegger wrote a nice Summary on Oracle’s v$ views that gives an overview of all available views.
The following illustration shows [...]

JavaScript can save your day or it can cause you nightmares. JavaScript and XHR (XmlHttpRequest) enable what the industry considers to be Web 2.0 – meaning highly interactive web sites where some application logic is pushed down to the client into the browsers JavaScript engine. As with any application code – [...]

In this post I discuss the seven most important steps to improve your application performance practices. These simple-to-follow practices will help you to improve the way you deal with application performance. Besides eventually improving the performance of your applications it will help you to avoid playing the classical blame game which normally happens when something [...]

For a recent edition of the Swiss Computerworld Magazine we listed our Top 10 Performance Problems as we have seen them over the years when working with our clients. I hope this list is enlightening – and I’ve included follow-up links to the blogs to help better understand how to solve these problems:
#1: Too Many [...]

Whether you call it Football, Futbol, Fussball, Futebol, Calcio or Soccer – if you are a fan of this game I am sure you are looking forward to the upcoming FIFA World Cup in South Africa. The tournaments web site is http://www.fifa.com/worldcup and allows the fans to follow their teams and get the latest updates [...]

When something goes wrong who’s to blame? In this post I take a closer look at who is responsible when applications have performance problems. Interestingly very often the question as to who is responsible is at least as important as how to solve the problem. In order to not have to search for the responsible [...]