Fixed an issue in the otlp.exporter.prometheus component (#2102)

* Fixed an issue in the `otlp.exporter.prometheus` component * Fixed an issue in the `otlp.exporter.prometheus` component
grafana · Nov 19, 2024 · dc9ec03 · dc9ec03
1 parent ac24a10
commit dc9ec03
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -27,6 +27,7 @@ Main (unreleased)
 ### Bugfixes
 
 - Fixed an issue in the `prometheus.exporter.postgres` component that would leak goroutines when the target was not reachable (@dehaansa)
+- Fixed an issue in the `otelcol.exporter.prometheus` component that would set series value incorrectly for stale metrics (@YusifAghalar)
 
 - Fixed issue with reloading configuration and prometheus metrics duplication in `prometheus.write.queue`. (@mattdurham)
 

diff --git a/internal/component/otelcol/exporter/prometheus/internal/convert/convert.go b/internal/component/otelcol/exporter/prometheus/internal/convert/convert.go
@@ -339,7 +339,7 @@ func writeSeries(app storage.Appender, series *memorySeries, dp otelcolDataPoint
 	series.SetTimestamp(ts)
 
 	if dp.Flags().NoRecordedValue() {
-		val = float64(value.StaleNaN)
+		val = math.Float64frombits(value.StaleNaN)
 	}
 	series.SetValue(val)