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Oracle SOA Suite Performance Tuning Cookbook by Matt Brasier, Nicholas Wright

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Viewing the memory used using VisualVM for HotSpot

The VisualVM application lets you view real-time JVM data such as memory and thread usage and garbage collection cycles. This recipe will show how to connect to local and remote JVMs in order to view this information.

Getting ready

For this recipe, you will need to have the Hotspot JVM installed on your local machine. We'll use the VisualVM application built in to the JDK 6 release so there is no need to download the available, standalone VisualVM distribution.

We'll attach VisualVM to the WebLogic Administration server to visualize its memory usage at runtime. To do this, you need to ensure that the Administration server is configured to start with the Hotspot JVM.

We will extend the recipe by connecting ...

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