private function createMemoryElement($memory, \DOMDocument $dom)
    {
        $memory = round($memory / 1024 / 1024, 3);

        $memoryXML = $dom->createElement('memory');
        $memoryXML->setAttribute('value', (string) $memory);
        $memoryXML->setAttribute('unit', 'MB');

        return $memoryXML;
    }
private function createMemoryElement($memory, \DOMDocument $dom)
    {
        $memory = round($memory / 1024 / 1024, 3);

        $memoryXML = $dom->createElement('memory');
        $memoryXML->setAttribute('value', (string) $memory);
        $memoryXML->setAttribute('unit', 'MB');

        return $memoryXML;
    }
@param float        $memory
@param \DOMDocument $dom

@return \DOMElement