node js cpu 100%

Question

We\'re having a problem where every once in a while one of our environments our node app runs on 100% CPU. The server isn\'t very active and usually runs on 0%-2% CPU. I was

Answer 1

You can profile your app with node-tick.

1. Install node-tick by npm -g install tick
2. Run your app with enabled profile node --prof ./app.js
3. After some time with CPU 100% usage stop your app
4. You can see v8.log in your app directory, now you can read it with node-tick-processor
5. Run node-tick-processor and explain results