public TelemetryEtwSink( ITelemetryWriter telemetryWriter, string clusterId, string tenantId, string clusterType, string serviceFabricVersion, string nodeName, bool isScaleMin, TelemetryScheduler telemetryScheduler) { string clusterDevType = isScaleMin.ToString(); this.telemetryWriter = telemetryWriter; // creating filter to only aggregate traces which are white-listed this.telemetryFilter = new TelemetryFilter(); // creating the unique identifier of the cluster/node this.telemetryIdentifier = new TelemetryIdentifiers(clusterId, tenantId, nodeName); // getting path to where telemetry will be persisted Utility.CreateWorkSubDirectory( Utility.TraceSource, LogSourceId, TelemetryWorkSubDirectoryKey, AggregationPersistenceFolder, Utility.DcaWorkFolder, out this.telemetryPersistFilePath); this.telemetryPersistFilePath = Path.Combine(this.telemetryPersistFilePath, TelemetryEtwSink.TelemetryPersistFileName); // initializing the collection of telemetry (first it tries to load it from file, if fails an empty collection is created) bool telCollectionloadedFromDisk; this.telemetryCollection = TelemetryCollection.LoadOrCreateTelemetryCollection(this.telemetryPersistFilePath, this.telemetryIdentifier, telemetryScheduler.DailyPushes, out telCollectionloadedFromDisk, Utility.TraceSource.WriteError); // updating the scheduling for sending telemetry based on the persisted (or not persisted) telemetryCollection. telemetryScheduler.UpdateScheduler(telCollectionloadedFromDisk, this.telemetryCollection.TotalPushes > 0, this.telemetryCollection.PushTime, DateTime.Now.ToLocalTime().TimeOfDay); this.telemetryCollection.PushTime = telemetryScheduler.PushTime; // creating environment telemetry and including it in the collection this.environmentTelemetry = new EnvironmentTelemetry( clusterType, serviceFabricVersion, clusterDevType); this.telemetryCollection.Aggregate(this.environmentTelemetry); this.telemetryPerformanceInstrumentation = new TelemetryPerformanceInstrumentation(); this.telemetryCollection.Aggregate(this.telemetryPerformanceInstrumentation); this.telemetryLock = new object(); Utility.TraceSource.WriteInfo(LogSourceId, "{0}, Initial send telemetry delay of {1} at a frequency of every {2} minutes.", this.telemetryIdentifier, telemetryScheduler.SendDelay, telemetryScheduler.SendInterval.TotalMinutes); this.telemetrySendTimer = new System.Threading.Timer(this.SendTelemetry, null, telemetryScheduler.SendDelay, telemetryScheduler.SendInterval); }
public static void Aggregate(this TelemetryCollection telemetryCollection, TelemetryPerformanceInstrumentation telPerfInstrumentation) { telemetryCollection.Aggregate( telPerfInstrumentation.TraceAggregationCfg, string.Empty, telPerfInstrumentation.Metrics, new Dictionary <string, string>(), DateTime.UtcNow); // the stop watch has to reset everytime the aggregation happens so that the accumulation in sum represents the total time // this is necessary so that it supports loading the accumulation from the persisted value. telPerfInstrumentation.ProcessingEventsMeasuredTimeReset(); }