     }
 
     ///
-    fileprivate func startSpeedMeasurement() {
+    private func startSpeedMeasurement() {
         testRunner = RMBTTestRunner(delegate: self)
         testRunner?.start()
 

    open var testRunner: RMBTTestRunner?

    ///
    fileprivate var qualityOfServiceTestRunner: QualityOfServiceTest?

    ///
    open var delegate: RMBTClientDelegate?

    ///
    fileprivate var resultUuid: String?

    ///
    open var running: Bool {

    }

    ///
    var _running = false

    /// used for updating cpu and memory usage
    private var hardwareUsageTimer: Timer?

    ///
    private let cpuMonitor = RMBTCPUMonitor()

    ///
    private let ramMonitor = RMBTRAMMonitor()

    ///
    public init() {
