Javase6 index，javase6index

JDK Tools and Utilities

http://download.oracle.com/javase/6/docs/technotes/tools/index.html

Java SE 6 Documentation

http://download.oracle.com/javase/6/docs/index.html

jps - Java Virtual Machine Process Status Tool

http://download.oracle.com/javase/6/docs/technotes/tools/share/jps.html

jstat - Java Virtual Machine Statistics Monitoring Tool

http://download.oracle.com/javase/6/docs/technotes/tools/share/jstat.html

jinfo - Configuration Info

http://download.oracle.com/javase/6/docs/technotes/tools/share/jinfo.html

jmap - Memory Map

http://download.oracle.com/javase/6/docs/technotes/tools/share/jmap.html

jconsole - Java Monitoring and Management Console

http://download.oracle.com/javase/6/docs/technotes/tools/share/jconsole.html