Processes or threads?

Question

Node.js

A highly loaded server is being designed, Node js is single-threaded, how the processor, resources will be used optimally when creating x threads, by the number of cores listening to different websocket ports in one application or instead of threads by creating x applications and running them using some kind of process dispatcher (pm2,forever)? Passing data between threads/processes is not needed.

Answer 1

Через cluster меньше оперативной памяти займет, так как родительский процесс всего один. И так лучше масштабируемость