public override Task Execute()
{
_process.Refresh();
// A very simple and not that accruate evaluation of how much CPU the process is take out of a core.
double cpuPercentage = (_process.TotalProcessorTime - _startCpuTime).TotalMilliseconds / _cpuWatch.ElapsedMilliseconds;
ApplicationInsightsTelemetry.TrackMetric(CpuMetric, cpuPercentage);
if (_cpuThreshold.HasValue && _cpuThreshold.Value <= cpuPercentage)
{
_log.WriteMonitor(nameof(ResourcesMonitor), "", $"CPU usage is {cpuPercentage:0.##}");
}
double memoryInMBytes = _process.WorkingSet64 / Mb;
ApplicationInsightsTelemetry.TrackMetric(RamMetric, memoryInMBytes);
if (_ramMbThreshold.HasValue && _ramMbThreshold.Value <= memoryInMBytes)
{
_log.WriteMonitor(nameof(ResourcesMonitor), "", $"RAM usage is {memoryInMBytes:0.##}");
}
return(Task.CompletedTask);
}
public IHttpActionResult Metric([FromBody] BasicMetricMetadata metricMetadata)
{
if (metricMetadata == null)
{
return(BadRequest("No metadata about the metric was specified"));
}
if (string.IsNullOrWhiteSpace(metricMetadata.Name))
{
return(BadRequest("No metric name was specified"));
}
try
{
var applicationInsightsTelemetry = new ApplicationInsightsTelemetry(metricMetadata.InstrumentationKey);
applicationInsightsTelemetry.TrackMetric(metricMetadata.Name, metricMetadata.Value, metricMetadata.CustomProperties);
return(StatusCode(HttpStatusCode.NoContent));
}
catch (InstrumentationKeyNotSpecifiedException)
{
return(Content(HttpStatusCode.InternalServerError, Constants.Errors.MissingInstrumentationKey));
}
}
