99.9% CPU DigitalOcean

Randomly my app consumes 99,5 - 99,9 % CPU on DigitalOcean

What I can do to check “what code” use so much CPU ?

Do a CPU profile: https://kadira.io/academy/meteor-performance-101/content/meteor-cpu-profiling

To be clear, it’s not just “one time rise” and look like this

at the end of the graph I restart server

When CPU near 100% than on Kadira all graphs display 0