For those running Java applications or services, the Windows Performance Monitor (WPM) contains a treasure trove of valuable information—see Figure 1. There are hundreds (or thousands) of ...

I've had a problem with a synchronized method for about a week now that I feel pretty strongly is a JVM bug but I haven't been able to reproduce it outside of our webapp, so I come to Ars looking for ...

The tools from CA Wily and Mercury Interactive (now part of Hewlett-Packard) were the first generation of monitoring software that made it possible to keep the biggest Java sites humming along.

The best way to find the bottleneck is by adding telemetry to every part of the stack from top to bottom and tracking every request from beginning to end. The tools from CA Wily and Mercury ...