// You can use std::thread::available_parallelism as of Rust 1.59.0: use std::thread::available_parallelism; let available_threads = available_parallelism().unwrap().get();
// You can use std::thread::available_parallelism as of Rust 1.59.0: use std::thread::available_parallelism; let available_threads = available_parallelism().unwrap().get();