import psutil


def sample() -> dict[str, int | float]:
    v = psutil.virtual_memory()
    s = psutil.swap_memory()
    return {
        "mem_used": v.used,
        "mem_total": v.total,
        "mem_pct": v.percent,
        "swap_used": s.used,
        "swap_total": s.total,
        "swap_pct": s.percent,
    }