How to improve performance of the Eclipse IDE in Mac OS

  1. Open Finder on the folder you placed the Eclipse application;
  2. Right click on the application and choose the option “Show Package Contents”;
  3. Open the file “eclipse.ini” inside the folder: “Contents/Eclipse/”;
  4. Add the following content:
-XX:+AggressiveOpts
-Xss2m
-Xmn512m
-Xms512m
-Xmx4096m

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