HelloWorld.Samples.CpuAndMemoryChart.WatchCPUAndMemory C# (CSharp) Method

        private void WatchCPUAndMemory()
        {
            var running = true;

            // Stop watching CPU and memory when the application stops or this control is removed
            Application.Stopped.SubscribeForLifetime(() => { running = false; }, Application.LifetimeManager);
            this.RemovedFromVisualTree.SubscribeForLifetime(() => { running = false; }, this.LifetimeManager);

            while (running)
            {
                var now = DateTime.Now;

                var cpuUsed = PerformanceInfo.GetCPUPercentage();
                var memUsed = Math.Round(100 - (100.0 * PerformanceInfo.GetPhysicalAvailableMemoryInMiB() / PerformanceInfo.GetTotalMemoryInMiB()), 1);

                // slide the window so it always shows the last minute
                ViewModel.XMaximumOverride = now.Ticks;
                ViewModel.XMinimumOverride = now.Ticks - TimeSpan.FromMinutes(1).Ticks;

                // add the latest value to the series
                ViewModel.DataSeriesCollection[0].DataPoints.Add(new DataPoint() { X = now.Ticks, Y = cpuUsed });
                ViewModel.DataSeriesCollection[1].DataPoints.Add(new DataPoint() { X = now.Ticks, Y = memUsed });

                // Remove the oldest data point if we have a minute worth of data on the chart
                if (ViewModel.DataSeriesCollection[0].DataPoints.Count > 60)
                {
                    ViewModel.DataSeriesCollection[0].DataPoints.RemoveAt(0);
                    ViewModel.DataSeriesCollection[1].DataPoints.RemoveAt(0);
                }
                Thread.Sleep(1000);
            }
        }