get cpu load in rust

main.rs
use sysinfo::{System, SystemExt};

fn main() {
    let s = System::new_all();
    let cpu_load = s.get_cpu_info().load_average();
    println!("CPU Load: {:?}", cpu_load);
}
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main.rs
use sysinfo::{System, SystemExt};

fn main() {
    let s = System::new_all();
    let cpu_usage = s.get_cpu_info().get_cpu_usage();
    println!("CPU Usage: {:?}", cpu_usage);
}
178 chars
8 lines

[dependencies]
sysinfo = "0.23.10"
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main.rs
use std::thread;
use std::time::Duration;

fn main() {
    loop {
        let start = std::time::Instant::now();
        let start_idle = std::time::Instant::now();
        thread::sleep(Duration::from_millis(100));
        let end = std::time::Instant::now();
        let end_idle = std::time::Instant::now();
        let cpu_usage = (end.duration_since(start) - end_idle.duration_since(start_idle)).as_millis() as f64 / end.duration_since(start).as_millis() as f64;
        println!("CPU Usage: {:.2}%", cpu_usage * 100.0);
        thread::sleep(Duration::from_millis(100));
    }
}
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