Add TODO to replace ObservableGauge with ObservableUpDownCounter once…

… it's available
open-telemetry · Jun 9, 2022 · e3ae6a2 · e3ae6a2
1 parent 0ec7cab
commit e3ae6a2
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/OpenTelemetry.Instrumentation.Runtime/RuntimeMetrics.cs b/src/OpenTelemetry.Instrumentation.Runtime/RuntimeMetrics.cs
@@ -47,6 +47,8 @@ public RuntimeMetrics(RuntimeMetricsOptions options)
 
             if (options.IsGcEnabled)
             {
+                // TODO: Almost all the ObservableGauge should be ObservableUpDownCounter (except for CPU utilization and fragmentation.ratio.
+                // Replace them once ObservableUpDownCounter is available.
                 this.meter.CreateObservableGauge($"{metricPrefix}gc.heap", () => GC.GetTotalMemory(false), "By", "GC Heap Size");
                 this.meter.CreateObservableGauge($"{metricPrefix}gen_0-gc.count", () => GC.CollectionCount(0), description: "Gen 0 GC Count");
                 this.meter.CreateObservableGauge($"{metricPrefix}gen_1-gc.count", () => GC.CollectionCount(1), description: "Gen 1 GC Count");