public static function testConnection($server, $port) { $startTime = Memcadmin_Misc::getMicrotimeFloat(); $s = @fsockopen($server, $port, $errno, $errstr, 3); // wait max. 3 seconds self::$_lastResponseTime = Memcadmin_Misc::getMicrotimeFloat() - $startTime; if (!$s) { return false; } return true; }