justjavac / num_cpus

Get the number of CPUs in Rust

num_cpus

• Documentation
• CHANGELOG

Count the number of CPUs on the current machine.

Usage

Add to Cargo.toml:

[dependencies]
num_cpus = "1.0"

In your main.rs or lib.rs:

extern crate num_cpus;

// count logical cores this process could try to use
let num = num_cpus::get();