Want to know what the stackoverflow community feels about the various free and non-free Java Profilers and profiling tools available.
JProfiler works very well for us.
http://www.ej-technologies.com/products/jprofiler/overview.html
Yourkit is pretty good for CPU analysis.
For memory usage analsis using heap dumps use http://www.eclipse.org/mat/
Mike Dunlavey
You ask what do we use.
Tools are fine, but for finding time-tumors, frankly I've seen nothing that works better than this.
来源：https://stackoverflow.com/questions/181568/which-java-profiling-tool-do-you-use-and-which-tool-you-think-is-the-best