jstat is a Java Virtual Machine (JVM) command-line tool, which shows you a number of statistics regarding how the JVM is performing. In this recipe, we will use it to understand how large the new size is, and how frequently it is filling up.
You will need the SOA Suite installed for this recipe, and will need permission to execute the domain control scripts, as well as the JVM tools. This recipe assumes that your SOA Suite application is running under a normal load.
jstat are included with both the HotSpot and JRockit JVMs. For brevity, this recipe assumes that you have the relevant
bin directory on your path. If you do not, simply use the fully qualified paths to the relevant ...