internal override void WritePayload(float intervalSec, int pollingIntervalMillisec)
{
lock (this)
{
double value = 0;
try
{
value = _metricProvider();
}
catch (Exception ex)
{
ReportOutOfBandMessage($"ERROR: Exception during EventCounter {Name} metricProvider callback: " + ex.Message);
}
CounterPayload payload = new CounterPayload();
payload.Name = Name;
payload.DisplayName = DisplayName ?? "";
payload.Count = 1; // NOTE: These dumb-looking statistics is intentional
payload.IntervalSec = intervalSec;
payload.Series = $"Interval={pollingIntervalMillisec}"; // TODO: This may need to change when we support multi-session
payload.CounterType = "Mean";
payload.Mean = value;
payload.Max = value;
payload.Min = value;
payload.Metadata = GetMetadataString();
payload.StandardDeviation = 0;
payload.DisplayUnits = DisplayUnits ?? "";
_lastVal = value;
EventSource.Write("EventCounters", new EventSourceOptions()
{
Level = EventLevel.LogAlways
}, new PollingPayloadType(payload));
}
}
internal override void WritePayload(float intervalSec, int pollingIntervalMillisec)
{
lock (this)
{
Flush();
CounterPayload payload = new CounterPayload();
payload.Count = _count;
payload.IntervalSec = intervalSec;
if (0 < _count)
{
payload.Mean = _sum / _count;
payload.StandardDeviation = Math.Sqrt(_sumSquared / _count - _sum * _sum / _count / _count);
}
else
{
payload.Mean = 0;
payload.StandardDeviation = 0;
}
payload.Min = _min;
payload.Max = _max;
payload.Series = $"Interval={pollingIntervalMillisec}"; // TODO: This may need to change when we support multi-session
payload.CounterType = "Mean";
payload.Metadata = GetMetadataString();
payload.DisplayName = DisplayName ?? "";
payload.DisplayUnits = DisplayUnits ?? "";
payload.Name = Name;
ResetStatistics();
EventSource.Write("EventCounters", new EventSourceOptions()
{
Level = EventLevel.LogAlways
}, new CounterPayloadType(payload));
}
}
public PollingPayloadType(CounterPayload payload)
{
Payload = payload;
}
public CounterPayloadType(CounterPayload payload)
{
Payload = payload;
}
