await memory blows up.js

const loading = new Promise(resolve => setTimeout(resolve, 3000));

async function f() {
	await loading;
	return 1;
}

(async function() {
	console.log(new Date().toJSON(), process.pid, 'hello');
	for (let i = 0; i < 100000000; i++) {
		const x = await f();
		console.log(new Date().toJSON(), process.pid, x);
	}
})();