Analyzing and understanding the memory use of an application is challenging. A subtle logic error can result in listeners never being diposed, ultimately leading to the dreaded OutOfMemory error. Lucky for us, the Eclipse Memory Analyzer (MAT) can help provide details of an application’s memory use. The tool is useful for both tracking memory leaks and for periodically reviewing the state of your system. In this tutorial I’ll outline 10 tips to help you use the MAT more effectively.