45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
using System.Diagnostics;
|
|
|
|
namespace SpaceGame.Api.Universe.Simulation;
|
|
|
|
public sealed class TelemetryService : IDisposable
|
|
{
|
|
private readonly Process _process = Process.GetCurrentProcess();
|
|
private readonly Timer _timer;
|
|
private double _cpuPercent;
|
|
private DateTime _lastSampleTime;
|
|
private TimeSpan _lastCpuTime;
|
|
|
|
public TelemetryService()
|
|
{
|
|
_process.Refresh();
|
|
_lastSampleTime = DateTime.UtcNow;
|
|
_lastCpuTime = _process.TotalProcessorTime;
|
|
_timer = new Timer(Sample, null, TimeSpan.FromSeconds(1), TimeSpan.FromSeconds(1));
|
|
}
|
|
|
|
private void Sample(object? _)
|
|
{
|
|
_process.Refresh();
|
|
var now = DateTime.UtcNow;
|
|
var cpu = _process.TotalProcessorTime;
|
|
var elapsed = (now - _lastSampleTime).TotalSeconds;
|
|
var cpuUsed = (cpu - _lastCpuTime).TotalSeconds;
|
|
Volatile.Write(ref _cpuPercent, elapsed > 0 ? cpuUsed / elapsed / Environment.ProcessorCount * 100.0 : 0);
|
|
_lastSampleTime = now;
|
|
_lastCpuTime = cpu;
|
|
}
|
|
|
|
public double CpuPercent => Volatile.Read(ref _cpuPercent);
|
|
public long WorkingSetBytes => _process.WorkingSet64;
|
|
public long GcMemoryBytes => GC.GetTotalMemory(false);
|
|
public int ThreadCount => _process.Threads.Count;
|
|
public TimeSpan Uptime => DateTime.UtcNow - _process.StartTime.ToUniversalTime();
|
|
|
|
public void Dispose()
|
|
{
|
|
_timer.Dispose();
|
|
_process.Dispose();
|
|
}
|
|
}
|