feat: add psutil

__linux/psutil/src/main.rs

@@ -0,0 +1,32 @@
+use std::thread;
+use std::time::Duration;
+
+use psutil::process::processes;
+
+// TODO: update to actually match the output of `ps aux`
+
+fn main() {
+	let processes = processes().unwrap();
+
+	thread::sleep(Duration::from_secs(1));
+
+	println!(
+		"{:>6} {:>4} {:>4} {:.100}",
+		"PID", "%CPU", "%MEM", "COMMAND"
+	);
+
+	for p in processes {
+		let mut p = p.unwrap();
+
+		// TODO the percent formatting is not working
+		println!(
+			"{:>6} {:>2.1} {:>2.1} {:.100}",
+			p.pid(),
+			p.cpu_percent().unwrap(),
+			p.memory_percent().unwrap(),
+			p.cmdline()
+				.unwrap()
+				.unwrap_or_else(|| format!("[{}]", p.name().unwrap())),
+		);
+	}
+}