From a user’s perspective, application performance is response time. So you need to find out what your users’ performance expectations are and identify a response time threshold that satisfies most of ...

Ever wonder why it takes so long to get an application reply over the WAN? Why do applications that work well during test and acceptance become performance dogs when rolled out to the user population?

Attendees at the O'Reilly Velocity conference in June were treated to the unusual phenomenon of a joint presentation by Google and Microsoft. The presentation outlined the results of studies by the ...

Plenty of Web applications rely on JavaScript or some other client-side scripting, yet most developers only measure server-side execution time. Client-side execution time is just as important. In fact ...

Commentary - Sometimes, when end users experience application trouble, response times degrade slowly. Other times, applications seem to turn off as if a power switch has been flipped. In many cases, ...

"The application is horribly slow.", "I don't get the response even after I get my coffee.", "This application is useless". Sounds familiar? How many times have we heard these quotes or or felt like ...

Database performance tuning is a complex but extremely important task. However, it can be difficult to effectively optimize databases when there are other “fires” to put out, limited resources, and an ...