Steps to configure the MAT on macOS (osx)

eclipse-mat-for-osx.md

1. Download from https://www.eclipse.org/mat/downloads.php the OSX distributive http://www.eclipse.org/downloads/download.php?file=/mat/1.8.1/rcp/MemoryAnalyzer-1.8.1.20180910-macosx.cocoa.x86_64.zip
2. Unzip the archive to folder ($OSX_MAT_HOME)
3. Open the root folder with binary $OSX_MAT_HOME/mat.app/Contents/MacOS

   12:56:03 MacOS $ ls
   MemoryAnalyzer		MemoryAnalyzer.ini	workspace

4. Create a new osx alias to start the MAT with custom VM options

   12:56:05 MacOS $ vim ~/.bash_profile
   ...
   alias mat="${OSX_MAT_HOME}/mat.app/Contents/MacOS/MemoryAnalyzer -vmargs -Xmx7g -XX:-UseGCOverheadLimit"
   ...

   exit and save the file, after that reload the bash_profile using

   source ~/.bash_profile 

5. Open terminal, type mat, press enter.
6. Install MAT calcite plugin.

Read more:

• https://github.com/vlsi/mat-calcite-plugin
• https://stackoverflow.com/questions/7254017/tool-for-analyzing-large-java-heap-dumps
• http://www.ryanchapin.com/fv-b-4-801/Using-the-Eclipse-Memory-Analyzer--MAT--Remotely-on-Large-Heap-Dumps.html
• https://www.eclipse.org/forums/index.php/t/2053/