Newman is a command-line collection runner for Postman. It allows you to effortlessly run and test a Postman collection directly from the command-line. It is built with extensibility in mind so that you can easily integrate it with your continuous integration servers and build systems.
Install dependencies
npm install
Create run.json with a copy of your postman collection or use run.sample.json to get started.
Make sure you have at least 2GB of memory to dedicate to load testing.
npm start
If you increase the parallels, you'll need to allocate more memory to Node.
npm run 10gig