sleep_until 100 % cpu usage on wsl

example.cc

// g++ example.cc
#include <chrono>
#include <iostream>
#include <string>
#include <thread>

int main()
{
	std::chrono::milliseconds delay(1000);
	while (true)
	{
		std::chrono::high_resolution_clock::time_point end = std::chrono::high_resolution_clock::now() + delay;
		std::this_thread::sleep_until(end);
		std::cout << "a" << std::endl;
	}
}