VisualVM is a visual tool that integrates several existing JDK software tools and lightweight memory and CPU profiling capabilities. This tool is designed for both production and development time use and further enhances the capability of monitoring and performance analysis for the Java SE platform.
目前还是用jconsole远程观察jvm. visualvm不知是否像听上去那么好.此项目还在beta2状态.好像dev.java.net的项目都不怎么样.