Chore: add small optimization to otlp

SungJin1212 · SungJin1212 · commit a8400a22b300 · 2025-08-17T19:33:42.000+09:00
Signed-off-by: SungJin1212 &lt;tjdwls1201@gmail.com&gt;
diff --git a/pkg/util/push/otlp.go b/pkg/util/push/otlp.go
@@ -73,7 +73,7 @@ func OTLPHandler(maxRecvMsgSize int, overrides *validation.Overrides, cfg distri
 		}
 
 		// convert prompb to cortexpb TimeSeries
-		tsList := []cortexpb.PreallocTimeseries(nil)
+		tsList := make([]cortexpb.PreallocTimeseries, 0, len(promTsList))
 		for _, v := range promTsList {
 			tsList = append(tsList, cortexpb.PreallocTimeseries{TimeSeries: &cortexpb.TimeSeries{
 				Labels:     makeLabels(v.Labels),

Original file line number	Diff line number	Diff line change
`@@ -73,7 +73,7 @@ func OTLPHandler(maxRecvMsgSize int, overrides *validation.Overrides, cfg distri`
`73`	`73`	`}`
`74`	`74`
`75`	`75`	`// convert prompb to cortexpb TimeSeries`
`76`		`- tsList := []cortexpb.PreallocTimeseries(nil)`
	`76`	`+ tsList := make([]cortexpb.PreallocTimeseries, 0, len(promTsList))`
`77`	`77`	`for _, v := range promTsList {`
`78`	`78`	`tsList = append(tsList, cortexpb.PreallocTimeseries{TimeSeries: &cortexpb.TimeSeries{`
`79`	`79`	`Labels: makeLabels(v.Labels),`