Mat Memory Analyzer Tutorial

The eclipse memory analyzer is a fast and feature rich java heap analyzer that helps you find memory leaks and reduce memory consumption.

Mat memory analyzer tutorial.

Use the memory analyzer to analyze productive heap dumps with hundreds of millions of objects quickly calculate the retained sizes of objects see who is preventing the garbage collector from collecting objects run a report to automatically extract leak. And i also know the memory monitor. The project got integrated into the release train with helios and comes with great features. Memory analyzer is provided as an ibm support assistant isa add on.

The eclipse memory analyser tooling mat is a set of plug ins for the eclipse ide which provides tools to analyze heap dumps from java application and to identify memory problems in the application. Shallow heap is the actual size of the object allocated and retained heap is the size caused by total references with that object. Mat which stands for memory analyzer tool is a fast and feature rich java heap analyzer that helps you find memory leaks and reduce memory consumption. Definitions 2 54 retained heap examples 4 50 understand memory usage 7 17 dominator tree 8 00 parent retaining child 8 53 mat dominator tree 9 10 class histogram 17 30 mat class histogram 17 56 inspect clumps 23 34 reains 24 46 extras 25 20 mat group by value 25 48.

Eclipse has a powerful memory analyzer tool. Use the memory analyzer to analyze productive heap dumps with hundreds of millions of objects quickly calculate the retained sizes of objects see who is preventing the garbage collector from collecting objects run a report to automatically extract leak. I will highlight one of them which is pretty useful in debug development mode. This tool is based on the eclipse memory analyzer mat project and uses the ibm diagnostic tool framework for java dtfj feature to enable the processing of dump files from ibm virtual machines.

Lakshman kakkirala talks about mat and demonstrates the use of it using some test apps. This helps the developer to find memory leaks and high memory consumption issues. Memory analyzer tool is a very useful tool in android sdk. Find memory leak object now you can find leak object is showing up in the page which is causing the memory leak.

Does android studio have such a powerful tool too. Take memory monitor for example it is only a wave graph. He explains various features of mat and shows how. The chapters prefixed with mat show examples of using eclipse memory analyzer.