SimpleXMLElement Object
(
    [PROPERTY] => Array
        (
            [0] => FreePhysicalMemory
            [1] => FreeVirtualMemory
            [2] => TotalVirtualMemorySize
            [3] => TotalVisibleMemorySize
        )

    [VALUE] => Array
        (
            [0] => 824708
            [1] => 2490148
            [2] => 4348336
            [3] => 2062016
        )

)