protected async Task OnIsDue(LoadConfiguration configuration, CancellationToken cancellationToken)
{
if (LoadCollector == null)
{
// not supported
MeasurementTimingService.ResetDue(configuration);
return;
}
var loadAverage = await LoadCollector.GetLoadAverage(cancellationToken);
if (loadAverage == null)
{
// N/A
MeasurementTimingService.ResetDue(configuration);
return;
}
await Mediator.Publish(new OutboundMeasurement()
{
Name = "load",
Item = new LoadMeasurement()
{
Timestamp = DateTime.UtcNow,
Hostname = System.Net.Dns.GetHostName(),
LastOneMinute = loadAverage.OneMinute,
LastFiveMinutes = loadAverage.FiveMinutes,
LastFifteenMinutes = loadAverage.FifteenMinutes,
},
}, cancellationToken);
MeasurementTimingService.ResetDue(configuration);
}
protected override void OnApplicationStartRequested()
{
base.OnApplicationStartRequested();
if (!Configuration.Enable)
{
return;
}
MeasurementTimingService.Register(Configuration, OnIsDue);
// if on windows, start collector
switch (Environment.OSVersion.Platform)
{
case PlatformID.Unix:
LoadCollector = new LinuxLoadCollector();
break;
case PlatformID.Win32S:
case PlatformID.Win32Windows:
case PlatformID.WinCE:
case PlatformID.Win32NT:
LoadCollector = new WindowsLoadCollector();
break;
case PlatformID.MacOSX:
// not supported
default:
break;
}
LoadCollector?.Start();
}
