PMA\libraries\SysInfoLinux::loadavg PHP Метод

    function loadavg()
    {
        $buf = file_get_contents('/proc/stat');
        $nums = preg_split("/\\s+/", mb_substr($buf, 0, mb_strpos($buf, "\n")));
        return array('busy' => $nums[1] + $nums[2] + $nums[3], 'idle' => intval($nums[4]));
    }