. * * @package LibreNMS * @link http://librenms.org * @copyright 2016 Neil Lathwood * @author Neil Lathwood */ echo 'Fortigate MemPool'; $mempool['used'] = snmp_get($device, 'fsSysMemUsage.0', '-OvQ', 'FORTINET-FORTISWITCH-MIB'); $mempool['total'] = snmp_get($device, 'fsSysMemCapacity.0', '-OvQ', 'FORTINET-FORTISWITCH-MIB'); $mempool['free'] = ($mempool['total'] - $mempool['used']); $mempool['perc'] = $mempool['total'] / $mempool['used']; echo '(U: '.$mempool['used'].' T: '.$mempool['total'].' F: '.$mempool['free'].') ';